CN105326538B - The method to set up of elastic thread and elastic thread looping and binding device in a kind of looping and binding device - Google Patents
The method to set up of elastic thread and elastic thread looping and binding device in a kind of looping and binding device Download PDFInfo
- Publication number
- CN105326538B CN105326538B CN201510929952.6A CN201510929952A CN105326538B CN 105326538 B CN105326538 B CN 105326538B CN 201510929952 A CN201510929952 A CN 201510929952A CN 105326538 B CN105326538 B CN 105326538B
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- pipette tips
- elastic thread
- elastic
- thread
- looping
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- 230000001681 protective effect Effects 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 1
- 230000008520 organization Effects 0.000 abstract description 7
- 206010051077 Post procedural haemorrhage Diseases 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 230000000740 bleeding effect Effects 0.000 abstract description 3
- 230000002980 postoperative effect Effects 0.000 abstract description 3
- 208000035965 Postoperative Complications Diseases 0.000 abstract description 2
- 208000014617 hemorrhoid Diseases 0.000 description 28
- 229920001971 elastomer Polymers 0.000 description 27
- 239000005060 rubber Substances 0.000 description 27
- 239000000463 material Substances 0.000 description 7
- 210000003739 neck Anatomy 0.000 description 7
- 238000009954 braiding Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229920000126 latex Polymers 0.000 description 3
- 239000004816 latex Substances 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- 208000012287 Prolapse Diseases 0.000 description 2
- 208000015815 Rectal disease Diseases 0.000 description 2
- 206010038074 Rectal polyp Diseases 0.000 description 2
- 208000025865 Ulcer Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
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- 230000017074 necrotic cell death Effects 0.000 description 2
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- 239000002861 polymer material Substances 0.000 description 2
- 208000022075 polyp of rectum Diseases 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 231100000397 ulcer Toxicity 0.000 description 2
- 206010003694 Atrophy Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000037486 Postoperative Hemorrhage Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12009—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/32056—Surgical snare instruments
Abstract
Elastic thread method to set up and elastic thread looping and binding device in a kind of looping and binding device, elastic thread method to set up is to set at least one elastic thread along the outer wall of looping and binding device pipette tips, and at least one threading hole is set in the outer wall of pipette tips front end, the front end of elastic thread is penetrated from the aperture two of correspondence threading hole, through threading hole, the aperture one from correspondence threading hole is passed again, elastic thread rope sling is formed in the form of slip-knot, rope sling is reversely enclosed on the outer wall of pipette tips front end, the bore dia of threading hole is more than elastic force linear diameter and less than slip-knot node diameter, when the node tightened up elastic thread tail end and make rope sling deviate from the pipette tips mouth of pipe and slip-knot is tightened at aperture one, it is impetus with aperture one, continue to tighten up elastic thread so that elastic thread rope sling decreasing pore size.Present invention additionally comprises the elastic thread looping and binding device using the method to set up, its is simple in construction, easy to operate, can complete to perform the operation by a people and be avoided that maloperation, the surface of a wound of postoperative destination organization is minimum, can reduce the probability of postoperative complications and bleeding.
Description
Technical field
The present invention relates to medical device technology, and in particular to the method to set up of elastic thread and elastic thread set in a kind of looping and binding device
Prick device.
Background technology
" hemorrhoid Loop ligature (also known as hemorrhoid plastic loop ligation art, hemorrhoid, which are inhaled, pricks art etc.) " is the common method for treating hemorrhoid, is treated
Effect is definite, and its principle is root (or the base that special cushion rubber (such as rubber ring, latex circle, silica gel ring) set is tied in internal piles
Bottom), hemorrhoid blood supply is blocked using the elastic recovery force of cushion rubber whereby, necrosis, atrophy is allowed to, comes off, so as to reach healing mesh
's.The traditional instruments for being used to implement the difficult to handle art of set in the past are extremely simple and crude, during operating cost, arduously, easily occur complication.To change
This situation, occur in that nearly ten years it is a kind of set art of pricking the hand is become automation apparatus simple and easy to apply, i.e. automatic hemorrhoid set is pricked
Device (also known as repeating type haemorrhoids ligation apparatus, continuous hemorrhoid suction ligation device etc.).Using the apparatus carry out set prick the hand art advantage be：Behaviour
Make easy, quick, accurate；It is time-consuming only 5~10 minutes；The probability for occurring complication is relatively low；Patient need not typically anaesthetize, pain
Slightly；Most patients also without be in hospital, low in treatment cost.
CN102727275B discloses a kind of haemorrhoids ligation apparatus, and solving existing looping and binding device needs troublesome poeration, and operating time is long,
Flexible rubber ring can not uniformly cover the technical deficiency pricked in the root of hemorrhoid, and the scheme of use is, including：Hemorrhoid set prick part and
Hemorrhoid set pricks control section, and hemorrhoid set, which pricks control section, to be included：Hand-held looping and binding device housing, pumping piston control slide plate, speed change
Tumbler gear, pumping piston control trigger, set prick cushion rubber pushing cylinder control slide plate and set pricks cushion rubber pushing cylinder control trigger.Pumping piston
Trigger is controlled by gear drive control and suck piston, set pricks cushion rubber pushing cylinder control trigger and pricks cushion rubber by gear drive control set
Pushing cylinder realizes that set pricks cushion rubber and hemorrhoid root is covered into bundle.Looping and binding device in the documents is simple in construction, quick and convenient, and set pricks position
Accurately.
CN201230887Y discloses a kind of continuous hemorrhoid suction ligation device, including body, in addition to located at body front end
Body and the multiple cushion rubbers being stretched being placed on successively on body, the vacuum suction for being placed in after body and being communicated with tube cavity connect
Head, the cushion rubber device for ejecting on body, the body front end is cased with the emitting head connected with tube cavity, the cushion rubber set
In on emitting head；The cushion rubber device for ejecting includes at least one draught line and located at intrinsic Winder, the traction
The front end of line is wrapped on Winder, and the tail end of the draught line is through in body and via emitting head mouth of pipe fold back, and edge
Emitting head outer wall is connected with the cushion rubber by haulage gear.
Hemorrhoid suction and ligature device (also known as haemorrhoids ligation apparatus) and current other kinds of hemorrhoid both at home and abroad disclosed in above-mentioned document
Sore looping and binding device, the characteristics of having one jointly, i.e. their many stocks for being tied in hemorrhoid root as set using " cushion rubber "；And
Making the available raw material of the cushion rubber includes natural rubber, latex or silica gel etc..
The clinical efficacy of hemorrhoid plastic loop ligation art and " internal orifice dimension of cushion rubber " and " elastic recovery force of cushion rubber " two technologies
Index is directly related.And pricking material as set by the use of cushion rubber has the shortcomings that some are intrinsic：1. due to natural rubber (or latex,
Silica gel etc.) inherent characteristic, the internal orifice dimension for limiting cushion rubber can not be infinitely small, and 2.0~2.5mm typically can only be made (at least not
1.5mm must be less than), easily it is broken when otherwise set pricks stretching.This means that (is at least not less than in 2.0~2.5mm of diameter
In size range 1.5mm), the hemorrhoidal tissue that quilt cover is pricked will not acted on by any elastic recovery force, final necrosis
The ulcer scope formed after coming off is also in 2.0~2.5mm (at least not less than 1.5mm) left and right；2. when cushion rubber is pacified with extended state
When on looping and binding device, as time went on, easily gradually occur fatigue and internal orifice dimension is become big；3. climate, environment etc. because
Easily with the time aging occurs for element influence, cushion rubber, so that elastic recovery force dies down.
Due to the influence of factors above, it would be possible to cause following consequence：1. it is postoperative that cushion rubber slippage occurs in a short time, cause and control
Treat failure；2. cause postoperative hemorrhage complication (according to statistics, the postoperative Bleeding rate of hemorrhoid plastic loop ligation be 2%~5%)；3. hemorrhoid block
Downright bad incomplete, ulcer surface healing delay affects the treatment.
The problem of material is present is pricked as set for cushion rubber, also has document to disclose the bullet for pricking material using elastic thread as set
Line of force looping and binding device：
CN203988202U discloses a kind of appliance for releasing single line of force looping and binding device, including gun barrel, gun body and draught line, and draught line is worn
Cross gun barrel and its rear end is positioned in gun body, fold back is then stretched out after gun barrel on the outer wall of gun barrel front end in the front end of draught line；Also
Including at least one elastic thread, outer wall of the elastic thread along gun barrel is set, and the front end of elastic thread forms the adjustable ring set set in aperture
In on the outer wall of gun barrel front end, ring set is connected with the front end of draught line；Pull back draught line, draught line band moving ring sleeve is to rifle
The movement of the pipe mouth of pipe at the mouth of pipe until deviate from；Prop up elastic thread front end ring set forward puts forth effort position, while pull elastic force backward
Line tail end, this two power counterextension causes the decreasing pore size of ring set.
Although the appliance for releasing single line of force looping and binding device disclosed in above-mentioned documents pricks material using elastic thread as set, also solve
A series for the treatment of problems that material strips are come are pricked using cushion rubber as set in the past, but there are still following not enough：
1st, the appliance for releasing single line of force looping and binding device disclosed in the documents operation when, it is necessary on the other hand grip looping and binding device, on the other hand
Prop up and put forth effort position, elastic thread is pullled on the other hand reduces ring set internal diameter；Operation technique at least needs two people's completions, operation fiber crops
Tired, operating efficiency is relatively low.
2nd, the appliance for releasing single line of force looping and binding device disclosed in the documents, is moved using draught line band moving ring sleeve to the gun barrel mouth of pipe
Until deviating from the mouth of pipe, easily there is the situation for launching two or more ring sets simultaneously, misuse rate is higher, causes operation
During waste, increase operation cost.
3rd, disclosed in the documents appliance for releasing single line of force looping and binding device is, it is necessary to repeat to set draught line, troublesome poeration.
The content of the invention
The technical problems to be solved by the invention are to provide the method to set up of elastic thread and a kind of knot in a kind of looping and binding device
Structure is simple and convenient to operate, operating efficiency high and the elastic thread looping and binding device without maloperation.
To solve the technical problem of the present invention, the technical scheme used is as follows：
At least one elastic thread is set along the outer wall of looping and binding device pipette tips, and sets at least one to wear in the outer wall of pipette tips front end
String holes, the front end of every elastic thread is penetrated from the aperture two for being arranged on corresponding threading hole on the tube wall of pipette tips front end, through threading
Hole, then passed from the aperture one for the threading hole for being arranged on the pipette tips front end mouth of pipe, elastic thread rope sling, rope sling are formed in the form of slip-knot
Reversely it is enclosed on the outer wall of pipette tips front end, the bore dia of the threading hole is more than elastic force linear diameter and less than slip-knot node diameter,
When the node tightened up elastic thread tail end and make rope sling deviate from the pipette tips mouth of pipe and slip-knot is tightened at aperture one, can be with aperture one
Force, continues to tighten up elastic thread so that elastic thread rope sling decreasing pore size.
Further,
When being provided with many elastic threads, in order to be able to which rope sling is launched successively, the corresponding multiple apertures two of elastic thread are to incline
Oblique spread configuration, i.e., the aperture two of the corresponding different threading holes of different elastic threads is not arranged in same level direction also not same
Vertical direction.
The rope sling of the elastic thread is first according to the distance of corresponding distance of the aperture two away from the pipette tips mouth of pipe of the elastic thread
After set, i.e. the rope sling of the closest corresponding elastic thread in aperture two away from the pipette tips mouths of pipe is finally set.
Further, in one of the embodiments,
The tail end of the every elastic thread sets an elastic thread fixed component, and the elastic thread fixed component is fastened on threading
On the aperture two in hole or it is fixed in elastic force wire fixing clip.
Further, in another embodiment,
The elastic thread fixed component is an elastic force thread casing, and elastic thread tail end is fixedly connected with elastic force thread casing, described
Elastic thread casing clamp is in the neck of elastic force wire fixing clip；
The tail end of the elastic thread passes through elastic force thread casing and knotted at elastic force thread casing end and fixed.
Present invention additionally comprises a kind of elastic thread looping and binding device of the elastic thread method to set up using in above-mentioned looping and binding device, including rifle
Head, gun body and at least one elastic thread, pipette tips and gun body detachable connection, wherein：
The pipette tips are hollow tubular structure, and offer at least one threading hole on the tube wall of pipette tips front end, described
Threading hole includes the aperture one of threading hole front end and the aperture two of threading hole rear end, and the aperture one is arranged on the pipe of pipette tips front end
Mouthful, aperture two is arranged on the tube wall of pipette tips front end；
Outer wall of the elastic thread along pipette tips is set, and the front end of the elastic thread is penetrated from aperture two, through threading hole,
Then passed from aperture one, elastic thread rope sling is formed in the form of slip-knot, rope sling is reversely enclosed on the outer wall of pipette tips front end；
The bore dia of the threading hole is more than elastic force linear diameter and less than slip-knot node diameter, and trouble is propped up with pipette tips with realization
Place, can be with while when the node tightened up elastic thread tail end backward and make rope sling deviate from the pipette tips mouth of pipe and slip-knot is tightened at aperture one
Aperture one is impetus, continues to tighten up elastic thread so that elastic thread rope sling decreasing pore size；
Many elastic threads distinguish the inclined spread configuration in corresponding multiple apertures two.
Further,
The elastic thread looping and binding device also includes elastic thread fixed component, and the tail end of the every elastic thread connects a bullet respectively
Line of force fixed component, the elastic thread fixed component is fastened on the aperture two of correspondence threading hole.
Further,
The elastic thread looping and binding device also includes elastic force wire fixing clip, and the elastic force wire fixing clip is arranged on below pipette tips；Institute
Elastic thread fixed component is stated to be fixed in elastic force wire fixing clip.
Further,
The elastic thread fixed component is elastic force thread casing, and the bottom of the pipette tips is provided with elastic force wire fixing clip, the bullet
Line of force fixing card is provided with neck corresponding with elastic thread sleeve-shaped size；
The tail end of the elastic thread passes through elastic force thread casing and knotted at elastic force thread casing end and fixed, the elastic thread
The end of sleeve pipe is provided with the sleeve pipe pipe cap for covering the knotting point of elastic force line back end.
Sleeve pipe pipe cap covers knotting point, makes looping and binding device more attractive in appearance.
Further,
Ear of the elastic force thread casing provided with protrusion, convenient crawl.
Because elastic force thread casing is the pipe of diameter very little, especially when many sleeve arrangements together when, the gap between pipe
In very little, surgical procedure, doctor can put on one's gloves, and inconvenience can be produced the step of for removing sleeve pipe, therefore increase on sleeve pipe
The ear of protrusion, conveniently clutches.
Further,
Matched elastic force wire fixing clip lid is provided with outside the elastic force wire fixing clip of the pipette tips；The bullet of the pipette tips
Line of force fixing card is provided with groove one, and the elastic force wire fixing clip is covered provided with corresponding raised one, realizes that both cooperations connect
Connect.
Elastic force wire fixing clip lid plays a part of protecting elastic force thread casing, and the appearance design of looping and binding device can be made more beautiful
See.
Further,
The pipette tips include pipette tips main body and pipette tips fixed sleeving, and the pipette tips fixed sleeving is socketed in before pipette tips main body
End；
The threading hole is opened in the outer wall of pipette tips fixed sleeving, and the aperture one of the threading hole front end is arranged on pipette tips
The mouth of pipe of fixed sleeving, the aperture two of threading hole rear end is arranged on the tube wall of pipette tips fixed sleeving；
The rope sling of the front end of the elastic thread is reversely enclosed on the outer wall of pipette tips fixed sleeving.
The preferred opaque milky ABS material of the pipette tips main body；The ABS of pipette tips fixed sleeving preferably clear；In hand
When art, doctor can pass through transparent pipette tips fixed sleeving part, intuitively see the situation at patient's sufferer, sight is not
It can be blocked, improve the effect of operation.
Further,
The front end of the pipette tips main body is provided with groove two, groove provided with projection two, the inwall of the pipette tips fixed sleeving
Two is corresponding with raised two, realizes the fixedly sleeved of pipette tips main body and pipette tips fixed sleeving.
Further,
The rear end of the pipette tips is provided with negative tube connection-peg, and the negative tube connection-peg is arranged on the pipette tips and connected with gun body
Connect the centre of one end；
Negative tube plug socket and negative pressure line are provided with the gun body, negative tube plug socket is connected with negative pressure line；
The negative tube connection-peg can realize sealing grafting with the negative tube plug socket, so that pipette tips and negative pressure line
Connection；
The negative pressure line is provided with negative pressure button, and the junction of negative pressure button and negative tube is provided with O-ring seal；
The end of the negative pressure line is provided with negative pressure joint.
The use principle of negative pressure line is as follows：
The negative-pressure ward system of negative pressure joint connection is opened, negative pressure button is simultaneously closed off, whole negative pressure line, pipette tips can be made
Inner chamber produce enough negative pressure so that pipette tips fixed sleeving port can hold destination organization；After the completion of set pricks operation, beat
Negative pressure button release negative pressure is opened, the negative pressure in above-mentioned pipeline is eliminated, to discharge the destination organization held.
Further,
The rear end of the pipette tips is provided with the buckle with snap fit；
The front end of the gun body be provided with perforate, SR and the fixture block for blocking snap fit, the SR by
Elasticity arm and the pushing block composition being connected on elasticity arm lower end, the upper end of the elasticity arm be connected to perforate on so as to for
Pushing block provides restoring force, and the pushing block is corresponding with snap fit, pushing block is pushed into gun body so that pushing block stirs snap fit and then makes card
Button departs from fixture block, realizes that pipette tips are detachable and is inserted into gun body.
Further,
Pipette tips protective cover is provided with outside the pipette tips, the pipette tips protective cover includes pipette tips protective cover one and pipette tips protective cover
Two, whole pipette tips are contained in pipette tips protective cover by pipette tips protective cover.
The elastic thread is preferably constituted with netted braiding layer parcel resilient strip, and both of which is made up of high polymer material, described
The diastole with the stretching of resilient strip of netted braiding layer.
The gun body is formed by the docking of two half shells, and the front end of two halves gun body is symmetrically provided with card perforate and SR,
The rear end both sides of the pipette tips are also accordingly provided with the buckle with snap fit.
The present invention has the advantages that：
1st, the present invention is simple in construction, easy to operate, due to setting threading hole, the threading hole in the front end outer wall of pipette tips
Bore dia be more than elastic force linear diameter and less than slip-knot node diameter, affected part can propped up with pipette tips, while tightening up elastic force backward
When line tail end makes the node of slip-knot be tightened at aperture one, it is impetus with aperture one, continues to tighten up elastic thread so that elastic thread
Rope sling decreasing pore size；Therefore, compared to technical scheme disclosed in documents CN203988202U, the bullet in the present invention is used
When line of force looping and binding device is performed the operation, it is that impetus props up the knot on elastic thread rope sling only to need to grip gun body on the other hand with aperture one, another
Only pull and pull elastic thread and make ring set decreasing pore size, one people of whole operation can just complete, and improve operating efficiency.
2nd, can be directly by receiving present invention eliminates the step of elastic thread deviates from rope sling from pipette tips is driven with draught line
Tight elastic thread transmitting rope sling, and the transmitting successively of rope sling can be realized to set gradually due to rope sling, the accuracy rate of transmitting is improved,
Reduce maloperation, improve operation success rate, be also avoided that because maloperation and caused by operation cost raising.Compared to contrast text
Draught line is eliminated in technical scheme disclosed in part CN203988202U, method of the invention and drives elastic thread transmitting rope sling,
The repetition to draught line is eliminated to set.
3rd, in the present invention, after the rope sling of elastic force line front end is placed on destination organization, rope can be made by tightening up elastic thread
The decreasing pore size (approaching in zero) of set, therefore, it is possible to realize that the set more fastened to destination organization is pricked, works as destination organization
After coming off, the surface of a wound is minimum, reduces the probability of postoperative complications and bleeding, while it also avoid in background technology on cushion rubber set
Pricking intrinsic other shortcomings, (such as postoperative cushion rubber in a short time, which is slipped, causes Endodontic failure；Necrotizing target tissue not exclusively causes the surface of a wound to be cured
Close delay etc.).
4th, the pipette tips of elastic thread looping and binding device of the invention are removably arranged in gun body, can realize pipette tips more
Change, repeatedly use gun body, reduce use cost.
5th, configuration design of the present invention is attractive in appearance, practicality, and the configuration design of operator's handgrip part of gun body more meets human body work(
It can learn, operate more comfortable.
6th, the present invention is simple and convenient, time saving and energy saving, practical, is applicable not only to treat hemorrhoid, can also be deeply internal
Realize the treatment to the prolapse of rectum, rectal polyp or other applicable anorectal diseases.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this area
For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the overall structure diagram of the embodiment of the present invention；
Fig. 2 is the schematic perspective view of the embodiment of the present invention；；
Fig. 3 is the top view of the embodiment of the present invention；
Fig. 4 is Fig. 3 partial enlarged drawing；
Fig. 5 is the pipette tips fractionation structural representation of the embodiment of the present invention；
Fig. 6 sets schematic diagram for the elastic thread of the embodiment of the present invention；
Fig. 7 is pipette tips fixed sleeving partial enlarged drawing in Fig. 6；
Brief description of the drawings：
Pipette tips main body 1, elastic force wire fixing clip 11, neck 111, negative tube connection-peg 12, buckle 13, snap fit 131, elastic thread
Fixing card lid 14, pipette tips protective cover 15, pipette tips protective cover 1, pipette tips protective cover 2 152；
Pipette tips fixed sleeving 2, threading hole 21, aperture 1, aperture 2 212；
Elastic force thread casing 3, ear 31, sleeve pipe pipe cap 32；
Negative pressure line 4, negative pressure joint 41, negative pressure button 42, O-ring seal 43；
Gun body 5, housing 51, housing 1, housing 2 512, SR 52, fixture block 53.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the invention will be further described：
Embodiment 1
As shown in Fig. 1~7, a kind of elastic thread looping and binding device of the present embodiment, including pipette tips, gun body 5 and four elastic threads, pipette tips
With the detachable connection of gun body 5.
The pipette tips are hollow tubular structure, and the pipette tips include pipette tips main body 1 and pipette tips fixed sleeving 2, the pipette tips
Fixed sleeving 2 is socketed in the front end of pipette tips main body 1；The inwall of the pipette tips fixed sleeving 2 is provided with groove two, the pipette tips master
The front end of body 1 is provided with projection two, and groove two is corresponding with raised two, realizes the fixed cover of pipette tips main body 1 and pipette tips fixed sleeving 2
Connect.
Four threading holes 21 are offered on the tube wall of pipette tips front end, the aperture 1 of the front end of threading hole 21 is set
In the mouth of pipe of pipette tips fixed sleeving 2, the aperture 2 212 of the rear end of threading hole 21 is arranged on the tube wall of pipette tips fixed sleeving 2；
Outer wall of the every elastic thread along pipette tips is set, and the front end of the every elastic thread is respectively from corresponding from hole
Mouth 2 211 is penetrated, and through threading hole 21, is then passed from corresponding aperture 1, and elastic force cotton rope is formed in the form of slip-knot
Set, rope sling is reversely enclosed on the outer wall of pipette tips fixed sleeving, due to the bore dia of the threading hole 21 be more than elastic force linear diameter and
Less than slip-knot node diameter, affected part can be being propped up with pipette tips, rope sling is deviate from the pipette tips mouth of pipe while tightening up elastic thread tail end backward
And the node of slip-knot is when being tightened at aperture one, it is impetus with aperture one, continues to tighten up elastic thread so that elastic thread rope sling hole
Footpath is gradually reduced.
As shown in fig. 6-7, four apertures 2 212 are set for oblique arrangement in the present embodiment, and the rope sling of the elastic thread is pressed
Far and near according to corresponding distance of the aperture 2 212 away from the pipette tips mouth of pipe of the elastic thread is successively set, i.e., away from the pipette tips mouth of pipe
The rope sling of the closest corresponding elastic thread in aperture two is finally set.
The a diameter of 1.5mm of elastic thread in the present embodiment, a diameter of 1.6mm of threading hole, the slip-knot node got it is a diameter of
2.5-3.0mm。
The elastic thread is preferably constituted with netted braiding layer parcel resilient strip, and both of which is made up of high polymer material, described
The diastole with the stretching of resilient strip of netted braiding layer.
The elastic thread looping and binding device also includes four elastic force thread casings 3, and the bottom of the pipette tips main body 1 is solid provided with elastic thread
Surely 11 are blocked, the elastic force wire fixing clip 11 is provided with four necks 111 corresponding with the shape size of elastic force thread casing 3；
The rear end of the elastic thread passes through elastic force thread casing 3 and knotted at the end of elastic force thread casing 3 and fixed, the bullet
The end of line of force sleeve pipe 3 is installed in the neck 111 of elastic force wire fixing clip 11.
The elastic force thread casing, which stretches out neck 111, to be easy to remove, and length is easy to be held in the hand and tightens up elastic thread.
The pipette tips main body 1 is opaque milky ABS material；Pipette tips fixed sleeving 2 is transparent ABS；In operation
When, doctor can pass through the transparent part of pipette tips fixed sleeving 2, intuitively see the situation at patient's sufferer, sight is not
It can be blocked, improve the effect of operation.
Captured when operating for convenience, ear 31 of the elastic force thread casing 3 provided with protrusion.
Because elastic force thread casing is the pipe of diameter very little, especially when many sleeve arrangements together when, the gap between pipe
In very little, surgical procedure, doctor can put on one's gloves, and inconvenience can be produced the step of for removing sleeve pipe, therefore increase on sleeve pipe
The ear of protrusion, conveniently clutches.
In order that looping and binding device is more attractive in appearance, the end of the elastic force thread casing 3 is provided with the knotting point lid of elastic force line back end
Sleeve pipe pipe cap 32 firmly.
The elastic force wire fixing clip 11 of the pipette tips is outer to set matched elastic force wire fixing clip lid 14；The bullet of the pipette tips
11 are provided with groove one in line of force fixing card, and the elastic force wire fixing clip lid 14 is provided with corresponding raised one, realizes both match somebody with somebody
Close connection.
Elastic force wire fixing clip lid 14 plays a part of protecting elastic force thread casing, and the appearance design of looping and binding device can be made more beautiful
See.
The rear end of the pipette tips is provided with negative tube connection-peg 12, and the negative tube connection-peg 12 is arranged on the pipette tips and rifle
Body 5 connects the centre of one end；
Negative tube plug socket and negative pressure line 4 are provided with the gun body 5, negative tube plug socket is connected with negative pressure line 4；
The negative tube connection-peg 12 can realize sealing grafting with the negative tube plug socket, so that pipette tips and negative tube
Road 4 is connected；
The negative pressure line 4 is provided with negative pressure button 42, and the junction of negative pressure button 42 and negative tube 4 is provided with O-ring seal
43；
The end of the negative pressure line 4 is provided with negative pressure joint 41.
The O-ring seal 43 is used for the sealing for realizing whole pipeline；The negative pressure joint 41 is used to realize and outside negative pressure
Suction system is connected.
The rear end of the pipette tips is provided with the buckle 13 with snap fit 131.
The connection of negative pressure line is as follows in the present embodiment：
The pipette tips are connected the centre of one end with gun body 5 and are provided with the negative tube being connected with the negative pressure line 4 in gun body
Connection-peg 12, the negative tube connection-peg 12 and the negative tube plug socket being arranged in gun body realize sealing grafting, so that rifle
Head is connected with negative pressure line 4.Negative pressure line 4 is provided with negative pressure button 42, and the end of negative pressure line 4 is provided with and negative-pressure ward system
The negative pressure joint 41 of connection.When the negative-pressure ward system that negative pressure joint 41 is connected is opened, while negative pressure button 42 is closed mode
When, the inner chamber of whole negative pressure line, pipette tips can be made to produce enough negative pressure, so that the port of pipette tips fixed sleeving 2 can hold mesh
Mark tissue；After the completion of set pricks operation, open negative pressure button 42 and discharge negative pressure, the negative pressure in above-mentioned pipeline is eliminated, to discharge quilt
The destination organization held.
The front end of the gun body is additionally provided with perforate, SR 52 and the fixture block 53 for blocking snap fit 131, described multiple
Position button 52 is made up of elasticity arm and the pushing block being connected on elasticity arm lower end, and the upper end of the elasticity arm is connected to the upper of perforate
On to provide restoring force for pushing block, the pushing block is corresponding with snap fit 131, and pushing block is pushed into gun body so that pushing block is dialled
Move snap fit 131 and then buckle 13 is departed from fixture block 54, realize that pipette tips are detachable and be inserted into gun body 5.
Pipette tips protective cover 15 is additionally provided with outside the pipette tips, the pipette tips protective cover 15 includes the He of pipette tips protective cover 1
Whole pipette tips are contained in pipette tips protective cover by pipette tips protective cover 2 152, pipette tips protective cover 15.
The gun body 5 is docked by two half shells 51 and formed, including housing 1 and housing 2 512, housing 1 and shell
Card perforate and SR 52 are symmetrically provided with body 2 512, the rear end both sides of the pipette tips, which are also accordingly provided with, has snap fit
131 buckle 13.
The method to set up of elastic thread is in the present embodiment：
At least four elastic threads are set along the outer wall of looping and binding device pipette tips, and set in the outer wall of the mouth of pipe of pipette tips fixed sleeving 2
Four threading holes 21 are put, the aperture 1 of the front end of threading hole 21 is arranged on the mouth of pipe of pipette tips fixed sleeving 2, threading hole 21
The aperture 2 212 of rear end is arranged on the tube wall of pipette tips fixed sleeving 2, and the front end of the elastic thread is penetrated from aperture 2 211, is worn
Threading hole 21 is crossed, is then passed from aperture 1, elastic thread rope sling is formed in the form of slip-knot, rope sling is reversely enclosed on pipette tips and consolidated
On the outer wall for determining sleeve pipe 2, the bore dia of the threading hole is more than elastic force linear diameter and less than slip-knot node diameter, with realization rifle
Head props up affected part, the node of the rope sling abjection pipette tips mouth of pipe and slip-knot is tightened at aperture one while tightening up elastic thread tail end backward
When, it can be impetus with aperture one, continue to tighten up elastic thread so that elastic thread rope sling decreasing pore size.
When being provided with many elastic threads, in order to be able to which rope sling is launched successively, four apertures 2 212 set for oblique arrangement
Put, i.e., the aperture 2 212 of the corresponding different threading holes 2 of different elastic threads can not be arranged on same level direction and also not hung down same
Nogata to.The rope sling of the elastic thread according to corresponding distance of the aperture two away from the pipette tips mouth of pipe of the elastic thread it is far and near successively
Set, i.e., the rope sling of the closest corresponding elastic thread in aperture two away from the pipette tips mouth of pipe is finally set.
The rear end of the elastic thread passes through elastic force thread casing 3 and knotted at the end of elastic force thread casing 3 and fixed, and described four
The end of root elastic force thread casing 3 is stuck in corresponding four necks 111 of elastic force wire fixing clip 11.
Before use, first taking down pipette tips protective cover 15, pipette tips fixed sleeving 2 is directed at affected part, negative pressure is opened, removes elastic thread
Fixing card lid 14, takes down elastic force thread casing 3, and affected part is propped up with pipette tips fixed sleeving 3, while tightening up elastic thread, makes before elastic thread
The rope sling at end is tightened up.
So that the present embodiment is used as the medical apparatus of set bundle hemorrhoidal tissue as an example, the course of work that it is used is as follows：First will be negative
Crimp head 41 connects negative-pressure ward system, and closes negative pressure button 42；The handle of looping and binding device gun body 5 is held with a hand, by pipette tips
The port alignment hemorrhoidal tissue (or other destination organizations) of fixed sleeving 2；Negative-pressure ward system is opened, hemorrhoidal tissue is just inhaled into
In pipette tips fixed sleeving 2.Now, elastic thread is pulled, makes elastic thread rope sling to movement outside pipette tips until rope sling node is moved to
The aperture 1 of threading hole 2, is impetus with aperture 1, continues to tighten up elastic thread, reduces the rope sling aperture of elastic thread,
So as to which hemorrhoidal tissue further be tightened, just complete once set and prick operation.Set is pricked after the completion of operation, and elastic thread is cut, made
Set jag set is stayed on the target tissue, until hemorrhoid come off.The set for carrying out next position with method is pricked, by that analogy, this implementation
One pipette tips of example can be carried out continuously four sets and prick operation.
The elastic thread looping and binding device of the present embodiment is simple in construction, easy to operate, only needs proficiency to grip gun body during operation and props up trouble
Place, another, which is pulled, pulls elastic thread, is that impetus makes ring set decreasing pore size with aperture one, one people of whole operation is just
It can complete, improve operating efficiency.
The elastic thread looping and binding device of the present embodiment can realize the transmitting successively of rope sling, can improve the accuracy rate of transmitting, reduce and miss
Operation, improves the success rate of operation, it is to avoid because of the raising for the operation cost that maloperation is brought.
The elastic thread looping and binding device of the present embodiment is pricked due to the adapter sleeve realized to hemorrhoidal tissue, therefore after hemorrhoid come off,
The surface of a wound is minimum, reduces the probability that complication and bleeding occur after hemorrhoid Loop ligature, is deposited while it also avoid the past plastic loop ligation
Other shortcomings.
The pipette tips of the elastic thread looping and binding device of the present embodiment are removably arranged in gun body, can realize pipette tips more
Change, repeatedly use gun body, it is possible to decrease use cost.
The configuration design of the elastic thread looping and binding device of the present embodiment is attractive in appearance, practicality, the profile of operator's handgrip part of gun body
Design more meets ergonomic, operates more comfortable.
The elastic thread looping and binding device of the present embodiment is simple to operate, time saving and energy saving, practical, is applicable not only to treat hemorrhoid
Sore, deeply can also realize the treatment to the prolapse of rectum, rectal polyp or other applicable anorectal diseases in vivo.
Embodiment 2
The present embodiment and the difference of embodiment 1 are that the lower section of pipette tips main body 1 of the elastic thread looping and binding device is not provided with elastic force
Wire fixing clip 11, the elastic thread that the elastic thread fixed sleeving can be fastened on one on the aperture two of correspondence threading hole is fixed
Pearl or other elastic thread fixed components are substituted, and fix the tail end of elastic thread.
Accordingly, the outer elastic force wire fixing clip lid 14 set of elastic force wire fixing clip 11 can also be saved.
During operation, directly hold elastic thread and fix pearl or other elastic thread fixed components, while according to described in embodiment 1
Method tighten up elastic thread operation can complete whole surgical procedure.
The legend of the present embodiment is similar to Example 1, omits herein.
Above-described embodiment is that the present invention is further illustrated, rather than limitation the scope of the present invention.The present invention is not departed from
Whole technical scope, various modifications and changes can be carried out.
Claims (15)
1. the elastic thread method to set up in a kind of looping and binding device, it is characterised in that
At least one elastic thread is set along the outer wall of looping and binding device pipette tips, and at least one threading is set in the outer wall of pipette tips front end
Hole, the front end of every elastic thread is penetrated from the aperture two for being arranged on corresponding threading hole on the tube wall of pipette tips front end, through threading hole,
The aperture one from the threading hole for being arranged on the pipette tips front end mouth of pipe is passed again, and elastic thread rope sling is formed in the form of slip-knot, and rope sling is anti-
To being enclosed on the outer wall of pipette tips front end, the bore dia of the threading hole is more than elastic force linear diameter and is less than slip-knot node diameter, when
When the node that tightening up elastic thread tail end makes rope sling deviate from the pipette tips mouth of pipe and slip-knot is tightened at aperture one, it can be puted forth effort with aperture one
Point, continues to tighten up elastic thread so that elastic thread rope sling decreasing pore size.
2. the elastic thread method to set up in looping and binding device according to claim 1, it is characterised in that
When being provided with many elastic threads, the oblique arrangement of aperture two of the corresponding multiple threading holes of elastic thread is set, the elastic force
The rope sling of line is successively set according to the far and near of corresponding distance of the aperture two away from the pipette tips mouth of pipe of the elastic thread, i.e., away from pipette tips
The rope sling of the closest corresponding elastic thread in aperture two of the mouth of pipe is finally set.
3. the elastic thread method to set up in looping and binding device according to claim 1 or 2, it is characterised in that
The tail end of the every elastic thread sets an elastic thread fixed component, and the elastic thread fixed component is fastened on threading hole
On aperture two or it is fixed in elastic force wire fixing clip.
4. the elastic thread method to set up in looping and binding device according to claim 1 or 2, it is characterised in that
The elastic thread fixed component is an elastic force thread casing, and elastic thread tail end is fixedly connected with elastic force thread casing, the elastic force
Thread casing is installed in the neck of elastic force wire fixing clip；
The tail end of the elastic thread passes through elastic force thread casing and knotted at elastic force thread casing end and fixed.
5. a kind of elastic thread looping and binding device of the elastic thread method to set up in looping and binding device described in usage right requirement 1, including pipette tips,
Gun body and at least one elastic thread, pipette tips and gun body detachable connection, it is characterised in that
The pipette tips are hollow tubular structure, and offer on the tube wall of pipette tips front end at least one threading hole, the threading
Hole includes the aperture one of threading hole front end and the aperture two of threading hole rear end, and the aperture one is arranged on the mouth of pipe of pipette tips front end,
Aperture two is arranged on the tube wall of pipette tips front end；
Outer wall of the elastic thread along pipette tips is set, and the front end of the elastic thread is penetrated from aperture two, through threading hole, then
Passed from aperture one, elastic thread rope sling is formed in the form of slip-knot, rope sling is reversely enclosed on the outer wall of pipette tips front end；
The bore dia of the threading hole is more than elastic force linear diameter and less than slip-knot diameter, affected part is propped up with pipette tips with realization, simultaneously
When the node that tightening up elastic thread tail end backward makes rope sling deviate from the pipette tips mouth of pipe and slip-knot is tightened at aperture one, can be with aperture one
Impetus, continues to tighten up elastic thread so that elastic thread rope sling decreasing pore size；
Many elastic threads distinguish the inclined spread configuration in corresponding multiple apertures two.
6. elastic thread looping and binding device according to claim 5, it is characterised in that
The elastic thread looping and binding device also includes elastic thread fixed component, and the tail end of the every elastic thread connects an elastic thread respectively
Fixed component, the elastic thread fixed component is fastened on the aperture two of correspondence threading hole.
7. elastic thread looping and binding device according to claim 6, it is characterised in that
The elastic thread looping and binding device also includes elastic force wire fixing clip, and the elastic force wire fixing clip is arranged on below pipette tips；The bullet
Line of force fixed component is fixed in elastic force wire fixing clip.
8. elastic thread looping and binding device according to claim 7, it is characterised in that
The elastic thread fixed component is elastic force thread casing, and the bottom of the pipette tips is provided with elastic force wire fixing clip, the elastic thread
Fixing card is provided with neck corresponding with elastic thread sleeve-shaped size；
The tail end of the elastic thread passes through elastic force thread casing and knotted at elastic force thread casing end and fixed, the elastic force thread casing
End be provided with the sleeve pipe pipe cap that covers of knotting point for elastic force line back end.
9. elastic thread looping and binding device according to claim 8, it is characterised in that
Ear of the elastic force thread casing provided with protrusion, convenient crawl.
10. the elastic thread looping and binding device according to claim 7-9 any one, it is characterised in that
Matched elastic force wire fixing clip lid is provided with outside the elastic force wire fixing clip of the pipette tips；The elastic thread of the pipette tips
Fixing card is provided with groove one, and the elastic force wire fixing clip is covered provided with corresponding raised one, realizes both mating connections.
11. the elastic thread looping and binding device according to claim 5-9 any one, it is characterised in that
The pipette tips include pipette tips main body and pipette tips fixed sleeving, and the pipette tips fixed sleeving is socketed in the front end of pipette tips main body；
The threading hole is opened in the outer wall of pipette tips fixed sleeving, and the aperture one of the threading hole front end is arranged on pipette tips and fixed
The mouth of pipe of sleeve pipe, the aperture two of threading hole rear end is arranged on the tube wall of pipette tips fixed sleeving；
The rope sling of the front end of the elastic thread is reversely enclosed on the outer wall of pipette tips fixed sleeving.
12. elastic thread looping and binding device according to claim 11, it is characterised in that
The front end of the pipette tips main body is provided with projection two, and the inwall of the pipette tips fixed sleeving is provided with groove two, groove two with
Raised two correspondences, realize the fixedly sleeved of pipette tips main body and pipette tips fixed sleeving.
13. the elastic thread looping and binding device according to claim 5-9 any one, it is characterised in that
The rear end of the pipette tips is provided with negative tube connection-peg, and the negative tube connection-peg is arranged on the pipette tips and is connected one with gun body
The centre at end；
Negative tube plug socket and negative pressure line are provided with the gun body, negative tube plug socket is connected with negative pressure line；
The negative tube connection-peg can realize sealing grafting with the negative tube plug socket, so that pipette tips connect with negative pressure line
It is logical；
The negative pressure line is provided with negative pressure button, and the junction of negative pressure button and negative tube is provided with O-ring seal；
The end of the negative pressure line is provided with negative pressure joint.
14. the elastic thread looping and binding device according to claim 5-9 any one, it is characterised in that
The rear end of the pipette tips is provided with the buckle with snap fit；
The front end of the gun body is provided with perforate, SR and the fixture block for blocking snap fit, and the SR is by elastic force
Arm and the pushing block composition being connected on elasticity arm lower end, the upper end of the elasticity arm be connected to perforate on to be pushing block
Restoring force is provided, the pushing block is corresponding with snap fit, and pushing block is pushed into gun body so that pushing block stirs snap fit and then takes off buckle
From fixture block, realize that pipette tips are detachable and be inserted into gun body.
15. the elastic thread looping and binding device according to claim 5-9 any one, it is characterised in that
Pipette tips protective cover is provided with outside the pipette tips, the pipette tips protective cover includes pipette tips protective cover one and pipette tips protective cover two,
Whole pipette tips are contained in pipette tips protective cover by pipette tips protective cover.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929952.6A CN105326538B (en) | 2015-12-15 | 2015-12-15 | The method to set up of elastic thread and elastic thread looping and binding device in a kind of looping and binding device |
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| CN201510929952.6A CN105326538B (en) | 2015-12-15 | 2015-12-15 | The method to set up of elastic thread and elastic thread looping and binding device in a kind of looping and binding device |
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| CN105326538A CN105326538A (en) | 2016-02-17 |
| CN105326538B true CN105326538B (en) | 2017-08-11 |
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| CN201510929952.6A Active CN105326538B (en) | 2015-12-15 | 2015-12-15 | The method to set up of elastic thread and elastic thread looping and binding device in a kind of looping and binding device |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175883B (en) * | 2016-08-11 | 2019-01-29 | 湖南灵康医疗科技有限公司 | The setting method of elastic thread and elastic thread looping and binding device in ejecting type looping and binding device |
| EP3755237B1 (en) * | 2018-02-20 | 2022-04-27 | Boston Scientific Scimed Inc. | Medical device release system |
| CN109124718B (en) * | 2018-09-17 | 2023-07-18 | 湖南灵康医疗科技有限公司 | Elastic thread loop ligature device with take-up device and elastic thread setting method |
| CN109124717B (en) * | 2018-09-17 | 2023-07-18 | 湖南灵康医疗科技有限公司 | Elastic thread ligation device with thread cutting device and elastic thread setting method |
| CN109223115B (en) * | 2018-10-26 | 2023-08-08 | 湖南灵康医疗科技有限公司 | Elastic thread ligation device |
| CN111317547B (en) * | 2018-12-14 | 2022-04-01 | 山东威瑞外科医用制品有限公司 | Elastic thread anorectal ligation device |
| CN110384540A (en) * | 2019-07-19 | 2019-10-29 | 湖南灵康医疗科技有限公司 | A kind of multi-functino elastic line looping and binding device |
| CN110384539A (en) * | 2019-07-19 | 2019-10-29 | 湖南灵康医疗科技有限公司 | A kind of take-up and elastic thread looping and binding device |
| CN110353769A (en) * | 2019-07-19 | 2019-10-22 | 湖南灵康医疗科技有限公司 | A kind of elastic thread looping and binding device of single driving trimming |
| CN113712634B (en) * | 2021-09-22 | 2024-03-26 | 微尔创（武汉）医疗科技有限公司 | Elastic thread ligation gun with automatic thread breakage function |
| CN113729872B (en) * | 2021-09-22 | 2024-03-26 | 微尔创（武汉）医疗科技有限公司 | Automatic wire breaking device of ligature device |
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Denomination of invention: A method for setting the elastic line in a ligating device and an elastic line ligating device Effective date of registration: 20231123 Granted publication date: 20170811 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: HUNAN LINGKANG MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980067259 |