CN106726034A - Support for treating hyperplasia of prostate - Google Patents
Support for treating hyperplasia of prostate Download PDFInfo
- Publication number
- CN106726034A CN106726034A CN201611264282.1A CN201611264282A CN106726034A CN 106726034 A CN106726034 A CN 106726034A CN 201611264282 A CN201611264282 A CN 201611264282A CN 106726034 A CN106726034 A CN 106726034A
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- CN
- China
- Prior art keywords
- support
- arc
- sleeve
- conduit
- pull bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
Abstract
The present invention provides a kind of support for treating hyperplasia of prostate, and the process of its implantation does not need strict condition, it is not necessary to cooling and heating, and material requirement is low, and process is easily controlled.The present invention does not need strict condition during implantation, carry out at normal temperatures, arc support plate does not need strict control, process is easily controlled, a tubular article is formed after being put into, inner hollow, the carrying out of urination is not stopped, spreading mechanism is realized using cam self-locking mechanism, strut holding firm, the orientation problem of idler arm and pull bar is reached using the effect in magnetic field, accurate positioning, use single draw ring for importing, so that pull bar can enter can not go out, ensure that the normal retraction of pull bar, the prostate bracket of different model can according to actual needs be made, strong adaptability.
Description
Technical field
The present invention relates to prostate technical field, specially a kind of support for treating hyperplasia of prostate.
Background technology
Hyperplasia of prostate is one of common disease of elderly men, is a kind of progressive disease, with aging population
Development, the incidence of disease rises year by year.Domestic relevant information statistics, 50 years old incidence of disease of male is reachable during by 80 years old more than 50%
90%.The incidence of disease of hyperplasia of prostate increasingly increases, right because the incidence of disease is high as the most common disease of Urology Surgery
Quality of Life is serious, and treatment is always one of emphasis of clinical research.
The method of existing treatment prostate is to utilize memory alloy stent, and it is when in use at low temperature by support casing preceding
On conduit of the end with observing and controlling, after irrigation bladder brine ice causes bladder and urethra cooling, by conduit by support by urinating
Prostate is sent into road, is then flowed out from the ability hole of catheter proximal end, made to warm water, warm water is irrigated in bladder and urethra by conduit again
Obtain support environment temperature to raise, until reaching the transition temperature of support, stent expansion restores to the original state, extract conduit out i.e. completion and plant
Enter.Make to need in this way to lower the temperature in urethra and heat up, the temperature difference is big between cooling and intensification, and organ easily sustains damage,
And Nitinol strictly just starts expansion and the manufacture craft of Nitinol is required very strictly at the transition temperature, and
Other metallic elements of other special ratios are also added, technical requirements are higher, and also higher in the temperature control requirement of human body,
Whole process is difficult to control.
The content of the invention
In order to overcome the defect of prior art, it is an object of the invention to provide a kind of branch for treating hyperplasia of prostate
Frame, the process of its implantation does not need strict condition, it is not necessary to cooling and heating, and material requirement is low, and process is easily controlled.
To achieve the above object, the present invention provides following technical scheme：Including conduit, it is characterised in that the conduit by
Front conduit and rear duct are constituted, and the front conduit is rotatably connected in rear duct, the periphery of the front conduit
Upper circumference is provided with tubular groove, and the multiple that circumference divides equally is cased with the tubular groove is used to support the curved support of prostate-urethra
Piece, multiple arcs support chip constitutes cylindrical shape to be agreed with and is enclosed within tubular groove, and top envelope is fixed with the cavity of the front conduit
The support tube for closing, the upper and lower side between two adjacent arc support plates is connected to spreading mechanism, multiple spreading mechanism structures
Have when it into the structure that multiple arcs support chip can be caused to be strutted respectively along the center line for crossing its center of circle, and spreading mechanism
When strutting by pull spreading mechanism can cause multiple arcs support chip close structure, on the inside of the arc support plate before
Be provided with portion's conduit spreading mechanism by hole, pull bar is connected between upper and lower corresponding spreading mechanism, in the pull bar
Being fixed with the support tube of side can touch the Pneumatic extension bar of pull bar, and the air inlet of the Pneumatic extension bar is communicated to branch
Support tube inner chamber, the support tube inner space has the breather pipe being placed in rear duct, also including being detachably mounted in Pneumatic extension
, towards the arc push rod and idler arm of the end of pull bar, the idler arm is including being detachably connected on Pneumatic extension bar for pole face
Support column, the free end both sides of the support column are connected to the relative nonconducting arched arm in opening, the arched arm
Free end be rotatably connected to it is mutually inconsistent contact and from contradict contact position can not be turned over away from the direction of Pneumatic extension bar
The metal peg for turning, is connected with stage clip, on the Pneumatic extension bar between the metal peg and coupled arched arm
Two metal pegs on be connected to the outer wire for being surrounded by insulated hull, two wires on same Pneumatic extension bar are through branch
Support cylinder is connected to one loop of composition on the power supply and display lamp being placed in outside conduit through rear duct inner chamber.
The present invention does not need strict condition during implantation, carries out at normal temperatures, and arc support plate is not required to
Strict control is wanted, process is easily controlled, a tubular article is formed after being put into, inner hollow does not stop the carrying out of urination, supports
Opening mechanism is realized using cam self-locking mechanism, struts and keep firm, acts on reaching idler arm with pull bar using magnetic field
Orientation problem, accurate positioning due to not being straight line at prostate-urethra to urethral orifice, therefore is difficult after conduit insertion
Integral-rotation, the present invention causes the partial rotational of front conduit to reach determining for idler arm and pull bar using the effect in magnetic field
Position problem, accurate positioning, solving conduit can not rotate the bad technical problem for carrying out idler arm and pull bar positioning, use list
To the draw ring for importing so that pull bar can enter can not be gone out, it is ensured that the normal retraction of pull bar, draw ring is connected with display lamp, makes
Draw ring must open it is open and close significantly can show in vitro, be conducive to doctor prepare my draw ring is obtained state, really
Determine whether draw ring is enclosed within pull bar, reliable operation, using Pneumatic extension bar, telescopic process is gentle, and inside need not complexity
Structure；The prostate bracket of different model, strong adaptability can according to actual needs be made.
Brief description of the drawings
Fig. 1 is the connection figure of prostate bracket multiple arcs support chip of the present invention.
Fig. 2 is that arc support plate of the present invention is strutted and inside is installed with the sectional structure chart of front sleeve（Wherein three arcs
Support chip is made up of ferrimagnet completely）.
Fig. 3 is that arc support plate of the present invention is strutted and inside is installed with the sectional structure chart of front sleeve（Wherein three arcs
Support chip center section is made up of ferrimagnet）.
Fig. 4 is the structural representation of front conduit of the present invention.
Fig. 5 is the structural representation that idler arm is installed in Pneumatic extension bar front end of the present invention.
Fig. 6 is the structural representation that idler arm of the present invention connects display lamp.
Fig. 7 is arc push rod structure chart of the present invention.
Fig. 8 is the structure chart of spreading mechanism of the present invention.
Fig. 9 is the rotation connection diagram of first connecting rod of the present invention and second connecting rod.
Figure 10 is the structure chart of rotary cylinder connection first connecting rod of the present invention or second connecting rod.
Specific embodiment
Below in conjunction with the accompanying drawing 1-10 in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Based on the embodiment in the present invention, it is all that those of ordinary skill in the art are obtained under the premise of creative work is not made
Other embodiment, belongs to the scope of protection of the invention.
Fig. 1-10 are referred to, the present invention provides a kind of technical scheme：Including the conduit for being socketed prostate bracket, it is special
Levy and be, the conduit is made up of front conduit 1 and rear duct 2, and the front conduit 1 is rotatably connected in rear duct 2
（The front end of rear duct 2 can be less than the external diameter of front conduit 1 with coaxially connected one rotation connecting cylinder 3, the external diameter for rotating connecting cylinder 3,
The external diameter of front conduit 1 and rear duct 2 always, can inlay a ceramic bearing 4, Ran Houzhuan in the afterbody of front conduit 1
Dynamic connecting cylinder 3 is rotatably connected on the structure that be may make up in ceramic bearing 4 and rotate connection）, on the periphery of the front conduit 1
Circumference is provided with tubular groove 5, and the multiple that circumference divides equally is cased with the tubular groove 5 is used to support the arc support plate of prostate-urethra
6, multiple arcs support chip 6 constitutes cylindrical shape to be agreed with and is enclosed within tubular groove 5（The cylindrical shape that multiple arcs support chip is constituted just exists
Tubular groove is filled up on radial dimension）, the support tube 8 of top closure is fixed with the cavity of the front conduit 1（Front conduit 1
Top is the snaphead 101 of closing, and the upper end sealing of support tube 8 is fixed on the lower end of snaphead 101）, adjacent two
Upper and lower side between individual arc support plate 6 is connected to spreading mechanism 9, and multiple spreading mechanisms 9 are constituted and can cause multiple arcs
The structure that shape support chip 6 is strutted respectively along the center line for crossing its center of circle（The center line of the arc section of arc support plate 6, in this
Heart line was the center of circle center of circle, or that tubular groove 5 is on this section when it does not have a softened state）, and spreading mechanism 9
With when it is strutted by pull spreading mechanism 9 can cause multiple arcs support chip 6 close structure, the curved support
Be provided with the front conduit 1 of the inner side of piece 6 spreading mechanism 9 by hole 10（By the circumference uniform distribution of hole 10 on front conduit 1, lead to
Via 10 is communicated on the periphery of support tube 8, is the arc shape extended along the periphery circumference of front conduit 1 by hole 10
Hole, is corresponded by hole 10 with spreading mechanism 9, by hole 10 it is also possible that Pneumatic extension bar passes through）, upper and lower corresponding support
Pull bar 11 is connected between opening mechanism 9, being fixed with the support tube 8 of the inner side of the pull bar 11 can touch pull bar 11
Pneumatic extension bar 12, the air inlet of the Pneumatic extension bar 12（It is air inlet positioned at the first sleeve rear aperture）It is communicated to branch
Support cylinder 8 inner chamber, the inner space of the support tube 8 has the breather pipe 13 being placed in rear duct 2, also including detachably mounted in pneumatic
Expansion link 12 faces the arc push rod 14 and idler arm 15 of the end of pull bar 11, and the idler arm 15 includes being detachably connected
Support column 1501 on Pneumatic extension bar 12, it is relative not that the free end both sides of the support column 1501 are connected to opening
Conductive arched arm 1502, the free end of the arched arm 1502 is rotatably connected to mutually inconsistent contact and contradicts contact position certainly
The metal peg 1503 that can not be overturn away from the direction of Pneumatic extension bar 12,（Metal peg 1503 is conducting metal peg,
It is conductive, through rotating shaft or hinge between the tip inside of the arched arm 1502 and the inner side of the end of metal peg 1503
1504 connections, constitute and rotate connection, when arched arm 1502 is relative with the end of metal peg 1503, now due to both ends
Portion is placed in hinge outside, therefore now can not outwards overturn in the case where two ends offset, and metal peg 1503 can only edge
Hinge inwardly to overturn）Stage clip 1505, institute are connected between the metal peg 1503 and coupled arched arm 1502
State and the outer wire 16 for being surrounded by insulated hull is connected on Pneumatic extension bar 12 two metal pegs 1503, it is same pneumatic to stretch
Two wires 16 on contracting bar 12 are connected to the power supply 17 and display being placed in outside conduit through support tube 8 through the inner chamber of rear duct 2
A loop is constituted on lamp 18.（Wire 16 can pass through support tube 8, be passed in rear duct 2 from the lower end of support tube 8
In chamber）, the present invention can be in the apical head of front conduit 1 and the embedded camera 19 of side（Can be endoscope, miniature medical
Camera）, when in use, the arc push rod 14 on the Pneumatic extension bar 12 for stretching out is observed by camera 19 or is drawn
Whether rod member 15 is directed at pull bar.
The front conduit 1 is made by without ferromagnetic material, and the Pneumatic extension bar 12 is by without ferromagnetism
Material be made, spreading mechanism 9 is made up of nonferromugnetic material, and the arc support plate 6 that two of which is arranged symmetrically is by ferromagnetism
Material is made, and remaining arc support plate 6 is made by without ferromagnetic material, by the arc being made with ferromagnetic material
The front conduit 1 of the inner side of support chip 6 is provided with arc standing groove 20, the arc standing groove 20 and is fixed with arc-shaped magnet 21, two
The magnetic pole that individual arc-shaped magnet 21 faces arc support plate 6 is opposite.Support tube 8 can also be made up of nonferromugnetic material.Now
Front conduit 1 is connected in rear duct 2 through ceramic bearing 4.Now when penetrating front conduit 1 in the urethra of prostate position
When, the arc support plate 6 for having strutted now if desired is taken out, it is now with iron due to wherein there is two arc support plates 6
What magnetic material was made（Ferrimagnet can be iron）, other arc support plates 6 can by ceramics or other do not have
Ferromagnetic material is made, such as copper and aluminium, can be iron with ferromagnetic material, when front conduit 1 is put into multiple
When in the circular space that arc support plate 6 is constituted, now reached because two magnet tend to being attracted by the arc support plate 6 of irony
To the trend of balance of power, therefore under the attraction of irony arc-like sheet, front conduit 1 rotates, until the arc support plate 6 of irony
Untill just to the arc-shaped magnet 21 in arc standing groove 20, and pull bar 11 between multiple arcs support chip 6 now is just
Correspondence Pneumatic extension bar 12, and due to now needing to take out, therefore now load onto in the end of Pneumatic extension bar 12 is pull bar
Part 15, idler arm 15 can be screwed in the end of Pneumatic extension bar 12 through its support column 1501, after alignment, directly through ventilation
Pipe 13 is toward inflation in Pneumatic extension bar 12 so that Pneumatic extension bar 12 stretches out, now by 1501, two arcs of a support column
1502, two metal pegs 1503 of support arm and two stage clips 1505 constitute the link that can retract pull bar（That is idler arm
15）, now because two metal pegs 1503 are contacted（One of metal peg a is downward-sloping, another metal peg b to
Lower inclination is contradicted onto metal peg a）, therefore loop constitutes and display lamp is lighted, display lamp can be LED or bulb, when
Link is touched after pull bar 11, and in the presence of pull bar 11, two inwardly rotations of metal peg 1503 are mutually de-
From display lamp 18 now goes out, and when pull bar 11 enters link inner ring, two metal pegs 1503 now are in stage clip 1505
In the presence of return contact, now display lamp 18 is bright, by display lamp 18 originally it is bright represent link do not hang pull bar 11,
Then display lamp is gone out and represents that pull bar 11 is promoting metal peg 1503, and push-and-pull is represented when last display lamp is lighted again
Bar 11 is completely disposed in link can be pulled up, after pull bar 11 is completely disposed in link, when link is pulled, and pull bar 11
Again to two intersection's applying powers of metal peg 1503, two metal pegs 1503 now are due to from inconsistent contact
Position away from the structure of the direction of Pneumatic extension bar 12 upset, therefore can not firmly can bounce back with pull bar 11,
Pull bar 11 hauls spreading mechanism 9 and closes, and finally causes 6 armfuls of multiple arcs support chip in the tubular groove 5 of front conduit 1.Arc
Shape support chip 6 can have six, and it is along cylindric six arc support plates divided equally（Six arc support plates 6 constitute one
Individual cylinder）, the above can be whole six with ferromagnetic arc support plate 6, then corresponding magnet is also six.
When arc support plate 6 has six, it can also be three uniformly at intervals that it has ferromagnetic arc support plate 6, then relatively
The magnet answered is also three.Magnetic when there is ferromagnetic arc support plate can cause that whole conduits rotate that sets six or three
Power is stronger, and rotational efficienty is higher.（Even the materials such as above front conduit are made up of magnetic material, because it is along circle
Zhou Junbu's, its attraction to arc-shaped magnet is balance, therefore does not influence arc-shaped magnet to drive front conduit to rotate）.
The Pneumatic extension bar 12 is made up of nonferromugnetic material, including the first sleeve 1201, is slided through first piston 1202
The dynamic second sleeve 1203 being connected in the first sleeve 1201 and it is slidably connected in second sleeve 1203 through second piston 1204
Motion bar 1205, the diameter of the external diameter less than first piston 1202 of the second sleeve 1203, first sleeve 1201 is faced
The end of second sleeve 1203 extends internally the first baffle ring 1206, and the internal diameter of first baffle ring 1206 is less than first piston
1202 external diameters, the end that the second sleeve 1203 faces motion bar 1205 extends internally and has the second baffle ring 1207, the second baffle ring
1207 internal diameters are less than the external diameter of second piston 1204, and the connection sleeve of second sleeve 1203 and first is provided with the first piston 1202
1201 passage 1208.First baffle ring 1206 to be constituted and depart from the first sleeve 1201 when can stop that second sleeve 1203 is stretched out
Structure, second baffle ring 1207 constitutes the structure for departing from second sleeve 1203 when can be stretched out with barrier activity bar 1205.First
Sleeve 1201, second sleeve 1203 and motion bar 1205 have plastics, aluminium or copper into, first piston 1202 and second piston
1204 are made up of elastic caoutchouc.When using, the first sleeve 1201 is fixed on support tube, then by the inner chamber of the first sleeve 1201
Connection is ventilated by breather pipe in support tube inner chamber in the first sleeve 1201, and during ventilation, gas can be by passage
1208 promotion second pistons 1204 drive motion bar 1205 to stretch out, while first piston 1202 can be promoted to drive second sleeve
1203 stretch out, and set two-stage expansion link, can be in the case where the first sleeve 1201 is shortened, and stroke is stretched out in increase.Arc push rod
The helicitic texture of mutual cooperation is equipped between part 14 and idler arm 15 and motion bar 1205, when using, its arc push rod 14
It is screwed on motion bar 1205 according to one can be selected the need for push-and-pull with idler arm 15.Its arc push rod 14 can be included
One fixed column 1401, sets an arc push rod away from the direction opening of fixed column 1401 in fixed column 1401
1402, the other end of fixed column 1401 is provided with internal thread, and the outer spiral shell being matched therewith is provided with the free end of Pneumatic extension bar 12
, directly be screwed in fixed column 1401 on Pneumatic extension bar 12 when using by line, and support column 1501 is similarly through internal thread
It is connected on the external screw thread of Pneumatic extension bar, arc push rod 1402 can also replace with the folding that opening is directed away from fixed column direction
Curved angle-shaped piece.
Multiple spreading mechanisms 9 are constituted can cause that multiple arcs support chip 6 is strutted respectively along the center line for crossing its center of circle
Structure, and spreading mechanism 9 has when it is strutted by pulling the spreading mechanism 9 can be so that multiple arcs support chip 6 is closed
Structure be：The spreading mechanism 9 includes the first connecting rod 901 being rotatably connected on respectively in two adjacent arc support plates 6
With second connecting rod 902, opening is fixed with the first connecting rod 901 and crosses the free end of first connecting rod 901 and second connecting rod 902 certainly
By the U-shaped fixed plate 903 of end, the second connecting rod 902 is rotatably connected in U-shaped fixed plate 903, the second connecting rod 902
Free end be provided with cam 904, the free end of the first connecting rod 901 is provided with can be by the greatest radius of cam 904
Curved portions 905, the curved portions 905 are connected to the conflict of the distance less than the greatest radius of cam 904 of the center of rotation of cam 904
Portion 906, the aspect of the contact of the contact part 906 cam 904 is made up of elastic rubber material, and the contact part 906 is connected to resistance
Only cam 904 continues the stop part 907 of turn, and the distance of the stop part 907 to the center of rotation of cam 904 is less than cam 904
The radius of gyration most long and it is made up of rigid material.The radius of gyration most long of cam 904 refers to the run-on point of cam 904 to outside cam 904
The longest distance in edge face, the rigid material of stop part 907 can be stainless steel material, so when cam 904 arrives stop part 907
When, because the longest diameter of cam 904 cannot cross stop part 907, and because conflict therefore the cam 904 of contact part 906
Position instantly is positioned in, the self-locking mechanism of cam 904 is constituted, contact part 906 has due to being made of elastic rubber material
Elasticity, when cam 904 need by when can be stepped down to cam 904 by elasticity, after cam 904 is crossed pass through bullet
Property prevent cam 904 turn round, concrete structure is as shown in Figure 8.The expanded range of the contact part 906 is that can cause first connecting rod
901 and second connecting rod 902 cross two bars in straight line position.Its cam 904 can also be connected with first connecting rod 901 and second
Bar 902 rotates the off-centre operation that the center of connection is set for the center of circle.Pull bar is fixed between upper and lower corresponding U-shaped fixed plate 903.
The upper and lower side of the inner headed face left and right sides of arc support plate 6 is respectively and fixedly provided with axial rotary cylinder 22, outside the rotary cylinder 22
The arcuate socket 23 inside connection rotary cylinder 22 is provided with disc, is rotated in the rotary cylinder 22 and is provided with rotational pin 24, described first
Connecting rod 901 and second connecting rod 902 both pass through corresponding arcuate socket 23 and are fixed on rotational pin 24, constitute arc support plate 6
On be rotatably connected to the structure of first connecting rod 901 and second connecting rod 902.Rotary cylinder can be closed up and down, or lower end
Closed upper end opening or two ends are open.
When the present invention is used, when it needs to be sent to urethra, it first stretches out Pneumatic extension bar 1212, then pneumatic
The free end of expansion link 12 screws arc push rod 14, is provided between the periphery of support tube 8 and the inner headed face of front conduit 1
Interval, the activity of aspect Pneumatic extension bar 12 struts multiple connected arc support plates 6, is enclosed within front conduit 1, now
Front conduit 1 is rotated, arc push rod is enclosed within pull bar 11, then first promote the adjacent He of first connecting rod 901 from outside
Second connecting rod 902 so that the cam 904 of first connecting rod 901 and second connecting rod 902 is inwardly rotated and departs from contact part 906, and promotion is pushed away
Pull bar 11 causes Pneumatic extension bar 12 to inside contracting during inwardly running, now can be to Pneumatic extension bar 12 with appropriate gas
Pressure, when retraction is to carry out slow deflation, it is ensured that the arc push rod 14 of the front end of Pneumatic extension bar 12 contacts push-and-pull all the time
Bar 11, until continuing to close, multiple arcs support chip 6 is closed on tubular groove 5, the structure of multiple arcs support chip 6 now
The complete tubular on tubular groove 5, its periphery is concordant with the periphery of front conduit 1, then send front conduit of the invention 1
Enter in prostate-urethra, apply air pressure to Pneumatic extension bar 12 after feeding prostate-urethra so that Pneumatic extension bar 12 is passed through
Arc push rod 14 promotes pull bar 11 to be displaced outwardly, and pull bar 11 promotes first connecting rod 901 and the during being displaced outwardly
The two outwards upsets of connecting rod 902, drive multiple arcs support chip 6 to open, and continue to press on until first connecting rod 901 and second connecting rod
The mechanism of cam 904 between 902 is locked so that cam 904 crosses contact part 906 and reaches stop part 907, now Pneumatic extension bar
12 can not promote, and can carry out observation first by the camera of the end of snaphead 101 of the head of front conduit 1 and side
The degree that connecting rod 901 and second connecting rod 902 are propped up a, it is also possible to pressure gauge is filled on the breather pipe 13 of Pneumatic extension bar 12,
Observing its pressure value must change, when pressure value becomes big suddenly prove cam 904 reach contact part 906, reach contact part 906 it
Stop part 907 will be reached after latter to two seconds, pressure continues to become big after reaching stop part 907, can be filled on breather pipe 13
A upper relief valve, first simulated test passes through pressure size during stop part 907, by the popping pressure of relief valve more than by supporting
Pressure during contact portion 906, it is also possible to single line is fixed in second piston, line is passed through the passage of first piston, so
The first sleeve 1201 is passed afterwards and passes support tube 8 to rear duct inner chamber through the threading hole of the setting on the side wall of support tube 8, then
It is pulled out to outside rear duct, when Pneumatic extension bar 12 is promoted, also and then to entering in conduit, Pneumatic extension bar 12 is moved line always
Then line is moved always, until Pneumatic extension bar 12 struts in the mechanism of cam 904 first connecting rod 901 and second connecting rod 902 completely
Used lower self-locking after, not forward extending out, line now stops movement to Pneumatic extension bar 12.When the arcs that multiple is connected
After support chip 6 is strutted, multiple arcs support chip 6 is under the pressure of the inside extruding of prostate-urethra so that first connecting rod 901
With the self-locking under the effect of the self-locking mechanism of cam 904 of second connecting rod 902, multiple arcs support chip 6 is maintained at the state that struts to obtain, supportted
Prostate-urethra is opened, multiple arcs support chip 6 of the invention is cylindrical in shape after strutting, and centre is hollow, will not stop urine
Must discharge, and cold and hot alternate environment is not needed during strutting, the degree for strutting can be customized according to actual needs, be
The connecting rod 902 of arc support plate 6 or first and second of replacing different radii is needed, it makes simple, the whole mistake implemented
Technological requirement is low in journey, easily implements.After arc support plate 6 is strutted, pumping process is carried out to breather pipe 13 so that pneumatic
Expansion link 12 is retracted in front conduit 1, is then pulled out front conduit 1.
When needing to take out this prostate bracket, idler arm 15 is screwed on Pneumatic extension bar 12 first, Ran Houqi
Dynamic expansion link 12 drives idler arm 15 to retract in front conduit 1, and front conduit 1 is sent into multiple arcs support chip 6 is constituted
Prostate bracket in, then on prostate bracket have ferromagnetic arc support plate 6（Can be with ferromagnetism support chip
It is made up of cylindrical medical metal, or the medical sleeve by the outer layer and stainless steel of internal layer is laminated forms）In the presence of,
Magnet corresponding thereto on front conduit 1 has attraction ferrimagnet so that final to obtain the trend that stress tends to balance,
In the presence of magnetic force, front conduit 1 is rotated so that arc-shaped magnet and ferromagnetism arc support plate 6 are corresponding, pull bar now
Part 15 is directed at pull bar 11, is inflated to Pneumatic extension bar 12 so that the pushing drawing rod part 15 of Pneumatic extension bar 12 is towards pull bar 11
It is mobile, after link touches pull bar 11, in the presence of pull bar 11, two inwardly rotations of metal peg 1503,
It is mutually disengaged, display lamp now goes out, when metal peg 1503 enters link inner ring, two metal pegs 1503 now exist
Return contact in the presence of stage clip 1505, now display lamp is bright, represents that link does not hang push-and-pull by the way that display lamp originally is bright
Then bar 11, display lamp goes out and represents that pull bar 11 is promoting metal peg 1503, the table when last display lamp is lighted again
Showing that pull bar 11 is completely disposed in link can be pulled up, and after pull bar 11 is completely disposed in link, enter to breather pipe 13
Row pumping, when link is pulled, pull bar 11 is again to two intersection's applying powers of metal peg 1503, two metal hangings now
Bar 1503, therefore can due to can not be away from the structure of the direction of Pneumatic extension bar 12 upset from inconsistent contact position
Firmly to be bounced back with pull bar 11, pull bar 11 hauls spreading mechanism closure, finally causes that 6 armfuls of multiple arcs support chip exists
In the tubular groove 5 of conduit, after 6 armfuls of tubular grooves 5 in conduit of arc support plate are interior, Pneumatic extension bar 12 can not be continued to move to,
There is no the movement of gas or the movement of gas very faint in exhaust tube now, a gas can be placed in exhaust tube
Flow sensor, when gas flow is no or faint, then may determine that 6 armfuls of multiple arcs support chip in tubular groove 5.Cause
For have in arc support plate 6 it is several be it is ferromagnetic, be conducting metal, therefore can be corresponding with ferromagnetic arc-like sheet
Two conducting strips at interval are placed on front conduit 1, by two conducting strips respectively through two wires by wearing on support tube 8
String holes is then passed outside conduit through in the cavity of rear duct, and two wires are connected respectively to structure on display lamp and power supply
Into a circuit, when 6 armfuls of arc support plate is in tubular groove 5, because the corresponding arc support plate 6 of conducting strip is electric conductivity
, therefore this arc support plate 6 turns on two conducting strips so that display lamp is lighted, and 6 armfuls of arc support plate is determined with this
Tightly in tubular groove 5.Front conduit 1 is pulled out with arc support plate 6 afterwards.
The present invention does not need strict condition during implantation, carries out at normal temperatures, and arc support plate is not required to
Strict control is wanted, process is easily controlled, a tubular article is formed after being put into, inner hollow does not stop the carrying out of urination, supports
Opening mechanism is realized using cam self-locking mechanism, struts and keep firm, acts on reaching idler arm with pull bar using magnetic field
Orientation problem, accurate positioning due to not being straight line at prostate-urethra to urethral orifice, therefore is difficult after conduit insertion
Integral-rotation, the present invention causes the partial rotational of front conduit to reach determining for idler arm and pull bar using the effect in magnetic field
Position problem, accurate positioning, solving conduit can not rotate the bad technical problem for carrying out idler arm and pull bar positioning, use list
The draw ring that line is imported so that pull bar can enter can not be gone out, it is ensured that the normal retraction of pull bar, draw ring is connected with display lamp, makes
Draw ring must open it is open and close significantly can show in vitro, be conducive to doctor prepare my draw ring is obtained state, really
Determine whether draw ring is enclosed within pull bar, reliable operation, using Pneumatic extension bar, telescopic process is gentle, and inside need not complexity
Structure；The prostate bracket of different model, strong adaptability can according to actual needs be made.
Claims (4)
1. it is used to treat the support of hyperplasia of prostate, including conduit, it is characterised in that the conduit is by front conduit（1）With it is rear
Portion's conduit（2）Constitute, the front conduit（1）It is rotatably connected on rear duct（2）On, the front conduit（1）Periphery
Upper circumference is provided with tubular groove（5）, the tubular groove（5）On be cased with the multiple that circumference divides equally and be used to support the arc of prostate-urethra
Support chip（6）, multiple arcs support chip（6）Cylindrical shape is constituted to agree with and be enclosed within tubular groove（5）On, the front conduit（1）Sky
The support tube of top closure is fixed with chamber（8）, adjacent two arc support plates（6）Between upper and lower side be connected to support
Opening mechanism（9）, multiple spreading mechanisms（9）Composition can cause multiple arcs support chip（6）Respectively along the center for crossing its center of circle
The structure that line is strutted, and spreading mechanism（9）With when it is strutted by pulling spreading mechanism（9）Multiple arcs branch can be caused
Blade（6）The structure of closure, the arc support plate（6）The front conduit of inner side（1）On be provided with spreading mechanism（9）By hole
（10）, upper and lower corresponding spreading mechanism（9）Between be connected with pull bar（11）, the pull bar（11）The support tube of inner side（8）
On be fixed with and can touch pull bar（11）Pneumatic extension bar（12）, the Pneumatic extension bar（12）Air inlet be communicated to
Support tube（8）Inner chamber, the support tube（8）Inner space is placed in rear duct（2）Interior breather pipe（13）, also including removable
Unload mounted in Pneumatic extension bar（12）Face pull bar（11）End arc push rod（14）And idler arm（15）, the pull bar
Part（15）Including being detachably connected on Pneumatic extension bar（12）On support column（1501）, the support column（1501）Free end
Both sides are connected to the relative nonconducting arched arm in opening（1502）, the arched arm（1502）Free end rotate connection
There is mutually inconsistent contact and conflict contact position can not be away from Pneumatic extension bar certainly（12）Direction upset metal peg
（1503）, the metal peg（1503）With coupled arched arm（1502）Between be connected with stage clip（1505）, it is described
Pneumatic extension bar（12）On two metal pegs（1503）On be connected to the outer wire for being surrounded by insulated hull（16）, same gas
Dynamic expansion link（12）On two wires（16）Through support tube（8）Through rear duct（2）Inner chamber is connected to and is placed in outside conduit
Power supply（17）And display lamp（18）One loop of upper composition.
2. the support for treating hyperplasia of prostate according to claim 1, it is characterised in that the front conduit（1）
It is made by without ferromagnetic material, the Pneumatic extension bar（12）It is made by without ferromagnetic material, spreading mechanism
（9）It is made up of nonferromugnetic material, the arc support plate that two of which is arranged symmetrically（6）It is made up of ferrimagnet, its complement of an arc
Shape support chip（6）It is made by without ferromagnetic material, by the arc support plate being made with ferromagnetic material（6）Inner side
Front conduit（1）It is provided with arc standing groove（20）, the arc standing groove（20）Inside it is fixed with arc-shaped magnet（21）, two arcs
Shape magnet（21）Face arc support plate（6）Magnetic pole it is opposite.
3. the support for treating hyperplasia of prostate according to claim 1, it is characterised in that the Pneumatic extension bar
（12）It is made up of nonferromugnetic material, including the first sleeve（1201）, through first piston（1202）It is slidably connected at the first sleeve
（1201）Interior second sleeve（1203）With through second piston（1204）It is slidably connected at second sleeve（1203）Interior motion bar
（1205）, the second sleeve（1203）External diameter be less than first piston（1202）Diameter, first sleeve（1201）Face
Towards second sleeve（1203）End extend internally and have the first baffle ring（1206）, first baffle ring（1206）Internal diameter less than the
One piston（1202）External diameter, the second sleeve（1203）Face motion bar（1205）End extend internally and have the second baffle ring
（1207）, the second baffle ring（1207）Internal diameter is less than second piston（1204）External diameter, the first piston（1202）On be provided with connection
Second sleeve（1203）With the first sleeve（1201）Passage（1208）.
4. the support for treating hyperplasia of prostate according to claim 1, it is characterised in that multiple spreading mechanisms（9）
Composition can cause multiple arcs support chip（6）Respectively along the structure that the center line for crossing its center of circle is strutted, and spreading mechanism（9）
With when it is strutted by pulling spreading mechanism（9）Multiple arcs support chip can be caused（6）The structure of closure is：The support
Opening mechanism（9）Including being rotatably connected on two adjacent arc support plates respectively（6）On first connecting rod（901）And second connecting rod
（902）, the first connecting rod（901）On be fixed with opening and cross first connecting rod（901）Free end and second connecting rod（902）Freely
The U-shaped fixed plate of end（903）, the second connecting rod（902）It is rotatably connected on U-shaped fixed plate（903）On, the second connecting rod
（902）Free end be provided with cam（904）, the first connecting rod（901）Free end be provided with can be by cam（904）
The curved portions of greatest radius（905）, the curved portions（905）It is connected to cam（904）The distance of center of rotation is less than cam
（904）The contact part of greatest radius（906）, the contact part（906）Contact cam（904）Aspect by elastic rubber material system
Into the contact part（906）It is connected to prevention cam（904）Continue the stop part of turn（907）, the stop part（907）Arrive
Cam（904）The distance of center of rotation is less than cam（904）The radius of gyration most long and it is made up of rigid material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611264282.1A CN106726034B (en) | 2016-12-30 | 2016-12-30 | Support for treating hyperplasia of prostate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611264282.1A CN106726034B (en) | 2016-12-30 | 2016-12-30 | Support for treating hyperplasia of prostate |
Publications (2)
| Publication Number | Publication Date |
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| CN106726034A true CN106726034A (en) | 2017-05-31 |
| CN106726034B CN106726034B (en) | 2017-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611264282.1A Active CN106726034B (en) | 2016-12-30 | 2016-12-30 | Support for treating hyperplasia of prostate |
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| Country | Link |
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| CN (1) | CN106726034B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107913122A (en) * | 2017-12-28 | 2018-04-17 | 宁波高新区方元三维科技有限公司 | A kind of 3D printing trachea bracket |
| CN110141408A (en) * | 2019-06-10 | 2019-08-20 | 中国医科大学附属盛京医院 | A kind of degradable compound urethra rack |
| CN110974499A (en) * | 2019-12-31 | 2020-04-10 | 孙祯 | Expandable ureteral stent |
| CN111194193A (en) * | 2017-08-31 | 2020-05-22 | 爱德华兹生命科学公司 | Active introducer sheath system |
| CN112881456A (en) * | 2021-01-18 | 2021-06-01 | 重庆医药高等专科学校 | Medicine melting point instrument |
| CN113367837A (en) * | 2021-05-18 | 2021-09-10 | 罗文达 | General aorta bracket for medical treatment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110141408A (en) * | 2019-06-10 | 2019-08-20 | 中国医科大学附属盛京医院 | A kind of degradable compound urethra rack |
| CN110974499A (en) * | 2019-12-31 | 2020-04-10 | 孙祯 | Expandable ureteral stent |
| CN110974499B (en) * | 2019-12-31 | 2021-07-09 | 孙祯 | Expandable ureteral stent |
| CN112881456A (en) * | 2021-01-18 | 2021-06-01 | 重庆医药高等专科学校 | Medicine melting point instrument |
| CN112881456B (en) * | 2021-01-18 | 2023-08-18 | 重庆医药高等专科学校 | Medicine melting point instrument |
| CN113367837A (en) * | 2021-05-18 | 2021-09-10 | 罗文达 | General aorta bracket for medical treatment |
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|---|---|
| CN106726034B (en) | 2017-10-13 |
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Inventor after: Zhang Zhengnan Inventor after: Kang Jinfeng Inventor after: Mao Yongjie Inventor after: Guo Shunwei Inventor after: Han Xiuheng Inventor after: Cao Mingzhuo Inventor after: He Yan Inventor after: Gao Yong Inventor after: Han Lijie Inventor after: Tang Xiaoyang Inventor after: Wang Jianguo Inventor after: Zhang Yongqiang Inventor after: Wang Huadong Inventor before: Zhang Zhengnan Inventor before: Han Xiuheng Inventor before: Han Lijie Inventor before: Tang Xiaoyang Inventor before: Wang Jianguo Inventor before: Zhang Yongqiang Inventor before: Wang Huadong Inventor before: Kang Jinfeng Inventor before: Mao Yongjie Inventor before: Guo Shunwei |
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