CN105476690A - One-time double-clamp cutting-off clamping forceps - Google Patents
One-time double-clamp cutting-off clamping forceps Download PDFInfo
- Publication number
- CN105476690A CN105476690A CN201510681311.3A CN201510681311A CN105476690A CN 105476690 A CN105476690 A CN 105476690A CN 201510681311 A CN201510681311 A CN 201510681311A CN 105476690 A CN105476690 A CN 105476690A
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- CN
- China
- Prior art keywords
- double
- blood vessel
- cut
- clamp
- double fastener
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/295—Forceps for use in minimally invasive surgery combined with cutting implements
-
- 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
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
-
- 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
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
- A61B2017/1225—Clamps or clips, e.g. for the umbilical cord for clipping and cutting in a single operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
Abstract
The invention discloses one-time double-clamp cutting-off clamping forceps which comprise double-clamp structures, double-chuck mechanisms, clamping transmission mechanisms, cutting-off blade and cutting-off transmission mechanisms, rotation mechanisms and fixing handle mechanisms. The one-time double-clamp cutting-off clamping forceps have the advantages that two ends, with certain lengths, of each blood vessel can be accurately fixed and can be simultaneously fastened and closed, and each blood vessel with the two fastened and closed ends can be cut off from the middle; the blood vessels can be prevented from being excessively ligatured or cut, and accordingly injury on healthy tissues of human bodies can be obviously reduced; the blood vessels are fastened and cut off by the same instrument at one step, and procedures in which a surgeon extends ligature forceps into a human body at first, fastens and close two ends of a blood vessel, takes the ligature forceps out of the human body, extends a cutting-off appliance into the human body and cuts off the blood vessel can be omitted; the surgical speeds can be obviously effectively increased, and the surgical risks can be reduced; ligature clips are plastic clips with self-locking inverted fasteners, are firm and reliable and can be prevented from falling off; the ligature clips made of recyclable materials can automatically decompose in the human bodies within 6-8 months.
Description
Technical field
The invention belongs to medical instruments field, be specifically related to a kind of closed double fastener with cutting off of tightening being applicable to human body surgery and Minimally Invasive Surgery medium vessels and cut off Clip Applier.
Background technology
For a long time, in domestic and international market, vascular ligation medical apparatus and instruments has two kinds, and one is reusable single-shot Absorbable rod ligation Clip Applier.Carrying out in human intracavity's videoendoscopic surgery, though reusable single-shot Absorbable rod ligation Clip Applier can effective ligation blood vessel, reusable after sterilization, but because it in use needs to transmit between operative doctor and nurse, namely after the complete one piece of biological folder of operative doctor clamp, Clip Applier is needed to take out from human body, take off the clamp assembly of the whole head of Clip Applier again, pass to nurse to complete the installation of the new clamp assembly built with single piece of biological folder, pass to operative doctor again, Clip Applier is stretched into human body by operative doctor more again, tighten closed for the other end needing to excise blood vessel, the other end ligation of concrete blood vessel is where, operative doctor can only with range estimation sensation, substantially the blood vessel that has been all many ligation.After blood vessel two closes and tightens, then Clip Applier is taken out in human body, surgical cutting instrument is stretched in human body, as operating scissors, closed for two blood vessel tightened is cut off from centre.So repeatedly.
Another kind of vascular ligation medical apparatus and instruments is titanium clamp pincers, and this titanium clamp pincers makes the binding clip of titanium clamp pincers close when performing the operation by the conduction of titanium clamp pincers handle, and titanium folder is closed, thus vascular ligation is closed.This titanium clamp pincers can reach the effect that some titaniums press from both sides continuous clamp.But blood vessel one tighten the ligation of rear other end be also where operative doctor with range estimation and sensation, the majority blood vessel that has been many ligation.Two of blood vessel is closed tightens rear operative doctor and stretches in human body by cutting device again, two is closed the blood vessel tightened and cuts off from centre.
These two kinds of vascular ligation medical apparatus and instruments, the ligation often completing a blood vessel closes and cuts off, and all needs occluding forceps and excising forceps two kinds of apparatuses, needs the more time, more staff.All through longer process, add various apparatus and repeatedly enter the repeatedly injury brought in human body, and add the amount of bleeding of patient in operation, even can cause and cause shock because of Massive Bleeding, even dead.Not only extend operating time, add operation process, more importantly originally not needing the vascular ligation of ligation, originally not needing the blood vessel cut to cut more, adding an innocent person's damage of original healthy human body, and operation risk occurs.
Summary of the invention
The object of the present invention is to provide a kind of safer, more effectively, quicker, a more scientific double fastener cuts off Clip Applier, closed the tightening with cut-out of blood vessel is that an apparatus completes.Once tighten simultaneously closed for blood vessel two, two is closed the blood vessel tightened and cuts off from centre by cutting blade.The length science of two ligation blood vessel is fixed, few ligation or few ligation.The ligation clip used is the plastic clip of back-off self-locking, and ligation is firm.
Object of the present invention can be achieved through the following technical solutions:
A described double fastener cuts off Clip Applier, it is characterized in that: it comprises by upper double fastener groove (21), amputation knife groove (22), double fastener locating slot (23) and promotes the upper double collet (20) that the folding groove (24) of folding forms, by lower double fastener groove (31), amputation knife groove (32), locating slot (33) with promote the lower double collet (30) that the folding groove (34) of folding forms, double collet (2) mechanism that pivot pin (3) forms.Double fastener (1) is made up of folder I and folder II, and folder I and folder II is connected by interface (59) and (60).The convex of the location up and down (57) on the both sides of double fastener (1), (58) edge are clipped in locating slot (23), (33) the inside up and down, double collet (2) the inside.The head of clamp push rod (4) moves in the groove of folding up and down (24), (34) of double collet, promotes double collet (2) opening and closing, thus by blood vessel two clamped closed simultaneously.The up and down amputation knife groove (22) of cutter blades (5) under the effect cutting off handle (11) in the middle of double collet, (32) the inside seesaw, and the blood vessel closed at two cuts off from centre.And the interface (59) on double fastener (1), (60) are cut off, double fastener (1) is divided into two, and becomes two ligation clips, thus realizes a blood vessel two and tighten closed, and blood vessel is cut off in centre.
A described double fastener cuts off Clip Applier, it is characterized in that: under described double fastener (1) is also included in the effect of double collet (2) grip force in opposite directions, upper clip arm (50) back-off self-locking closes lower clip arm (54), the meshing lower sawtooth (53) of upper sawtooth (51), falls from power (55) and location back-off (56) back-off self-locking in location.As Figure 10.
A described double fastener cuts off Clip Applier, it is characterized in that: described clamp drive mechanism also comprises the clamp adapter sleeve (12) be connected with clamp push rod (4), promote the clamp handle (14) that clamp adapter sleeve (12) is moved.Back-moving spring (9) makes double collet (2) open configuration all the time.As Fig. 7.
A described double fastener cuts off Clip Applier, it is characterized in that: described cut-out drive mechanism, also comprise the pushing sleeve (6) be connected with cutter blades (5), cut off adapter sleeve (10), as Fig. 9, cut off handle (11).The extension spring (13) that cutter blades is retreated.As Fig. 8.
A described double fastener cuts off Clip Applier, it is characterized in that: described rotary handle (8) drives claw beam (7) that double collet (2) can be made to do the rotation of 360 degree, facilitates operation technique.
Described ligation clip for a long time in implant into body, can manufacture with absorbable material or nonabsorable high molecular synthetic material.The present invention does not have specified otherwise to resorbable polymeric materials, includes but not limited to one or more in poly-glycolic acid, poly-glycol carbonic acid and polylactic acid or lactic acid-copolyether.The present invention does not have specified otherwise to nonabsorable macromolecular material, includes but not limited to one or more in medical grade PP, medical grade PC, medical grade PE and medical grade PU.
The useful remarkable result that the present invention has is:
1. a double fastener of the present invention cuts off Clip Applier, blood vessel tighten closed to be same apparatus to be completed with cut-out, not need to close blood vessel with occluding forceps, cut off blood vessel by excising forceps again, not only effectively improve operative speed, reduce operation process, shorten operating time, namely apparatus only need once stretch in human body by operative doctor, first plate moves clamp handle, two of blood vessel is tightened closed, then plate dynamic cut-out handle, blood vessel cuts off from centre by cutter blades.Do not need repeatedly apparatus to be entered from human body by surgical doctor, do not need nurse's installation ligation clip one by one yet, avoid operating theater instruments and transmit between doctor and nurse and waste operating time, avoid apparatus and repeatedly enter human body and bring secondary injury; Reduce operation risk.
2. a double fastener of the present invention cuts off Clip Applier, and the ligation simultaneously of blood vessel two, blood vessel two length science is fixed, accurate ligation blood vessel.Because double fastener is that constant spacing arranged side by side point connects, length science arranged side by side is fixed, thus few ligation or few ligation blood vessel.The blood vessel that two ligation is closed cuts off from centre by cutter blades, seldom cuts blood vessel, accurately cuts off blood vessel, significantly reduces the injury of operation to human body.
3. ligation clip used in the present invention is the ligation clip of back-off self-locking, and opening angle is large, not only to closing masterly compared with trunk ligation.More easily aim at blood vessel, operation technique is more convenient; The ligation of this double fastener vascular clamp is that parallel clamp is fixed at two when closing blood vessel, and clamp is balanced in power, and blood vessel Complete Ligation is closed, and the quality significant effective that ligation closes blood vessel improves, and solid and reliable, forever can not come off.
4. rotary switch can make overall 360 degree rotation of claw beam and binding clip, increases surgical field of view, and 360 degree of adjustments are performed the operation angles, can comprehensive accurate clamp, and operation technique is more convenient.
5. this ligation clip for a long time in implant into body, can make with Absorbable rod and nonabsorable high molecular synthetic material.Absorbable rod high molecular synthetic material is 6 ~ 8 automatic classifyings in human body.Obviously be superior to the titanium folder forever stayed in human body made with Titanium silk.
Accompanying drawing explanation
Fig. 1 is the 3D view that a double fastener of the present invention cuts off Clip Applier;
Fig. 2 is that a double fastener of the present invention cuts off Clip Applier three-view diagram.
Fig. 3 is the main sectional view of clamp transmission principle that a double fastener of the present invention cuts off Clip Applier;
Fig. 4 is double collet (2) structure chart of a double fastener cut-out Clip Applier of invention;
Fig. 5 is the upper grip structure chart that a double fastener of the present invention cuts off Clip Applier double collet;
Fig. 6 is the lower chuck structure chart that a double fastener of the present invention cuts off Clip Applier double collet.
Fig. 7 is the clamp drive mechanism figure promoting double collet transmission.
Fig. 8 is the cut-out driver composition that a double fastener of the present invention cuts off Clip Applier.
Fig. 9 is cut-out adapter sleeve (10) structure chart that a double fastener of the present invention cuts off Clip Applier.
Figure 10 is double fastener (1) structure chart that a double fastener of the present invention cuts off Clip Applier.
In figure: 1 is double fastener, double fastener I, double fastener II, 2 is double collet, 3 is pivot pin, 4 is clamp push rod, 5 is cutter blades, 6 is pushing sleeve, 7 is claw beam, 8 is rotary handle, 9 is back-moving spring, 10 for cutting off adapter sleeve, 11 for cutting off hands handle, 12 is clamp adapter sleeve, 13 is extension spring, 14 is clamp hands handle, 15 is fixed handle, 20 is upper double collet, 30 is lower double collet, 50 is upper clip arm, 51 is upper sawtooth, 53 is lower sawtooth, 56 is location back-off, 55 for falling from power location, 54 is lower clip arm, 57 is upper clip arm location convex, 59 is upper clip arm interface, 58 is lower clip arm location convex, 60 connect connection point for lower clip arm.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, but protection scope of the present invention is not limited thereto:
The structure that a double fastener used in embodiment cuts off Clip Applier is as follows:
Use procedure:
1, fill out the process of changing double fastener: one time double fastener cuts off Clip Applier, the ligation clip used is installed in the double clamping base box of many pieces of double fasteners, open a double fastener and cut off Clip Applier, double collet (2) is aimed at the double fastener on double clamping base box, one push away gently, the locating slot (23) that upper clip arm location convex (57) on double fastener just slips into the upper double collet in double collet is inner, the locating slot (33) that location convex (58) on lower clip arm on double fastener just slips in the lower chuck in double collet is inner, due to the tension force that double fastener self has, double fastener is just arranged in the double collet of Clip Applier.After being once finished, new double fastener is installed again, so repeatedly.
2, minimal invasive surgical procedures:
1. blood vessel two is closed tightens.A double fastener that will be provided with double fastener (1) cuts off Clip Applier and stretches into by blood vessel to be cut off in human body, regulate rotary handle (8), make double fastener be best clamp angle, double fastener (1) inner for double collet (2) is aimed at blood vessel; Plate moves clamp handle (14), clamp handle (14) promotes clamp adapter sleeve (12), transmission clamp push rod (4), the convex of clamp push rod front moves in upper and lower folding groove (24), (34) in double collet (2), thus double collet (2) is closed.Double collet makes double fastener (1) close, and falls from power the location back-off (56) on (55) back-off self-locking lower clip arm in the location on the upper clip arm on double fastener.The self-locking of double fastener back-off closes.Blood vessel two is tightened closed.Because double fastener is and two ligation clips of column pitch point connection.
2. blood vessel is cut off.Plate is dynamic cuts off handle (11), make cut-out adapter sleeve (10), pushing sleeve (6) travels forward, thus cutter blades (5) is travelled forward along the inner groove of amputation knife up and down (22) of double collet (2), (32), the blood vessel that two ligation is closed cuts off from centre by cutter blades.Double fastener interface (58), (60) cut off by cutter blades, are divided into two by double fastener, become two ligation clips, tighten closed by blood vessel two.
3. unclamp and cut off handle (11), clamp handle (14), double fastener is separated with Clip Applier, and blood vessel two is tightened and cut-out.Back-moving spring (9), extension spring (13) make cut-out handle (11), clamp handle (14) reset.
Claims (5)
1. one kind once double fastener cut off Clip Applier, it is characterized in that: it comprises by upper double fastener groove (21), amputation knife groove (22), double fastener locating slot (23) and promotes the upper double collet (20) that the folding groove (24) of folding forms, by lower double fastener groove (31), amputation knife groove (32), locating slot (33) with promote the lower double collet (30) that the folding groove (34) of folding forms, double collet (2) mechanism that pivot pin (3) forms; Double fastener (1) is made up of folder I and folder II, folder I and folder II is connected by interface (59) and (60), the convex of the location up and down (57) on the both sides of double fastener (1), (58) edge are clipped in locating slot (23), (33) the inside up and down, double collet (2) the inside, the head of clamp push rod (4) moves in the groove of folding up and down (24), (34) of double collet, promote double collet (2) opening and closing, thus by blood vessel two clamped closed simultaneously;
The up and down amputation knife groove (22) of cutter blades (5) under the effect cutting off handle (11) in the middle of double collet, (32) the inside seesaw, the blood vessel closed at two cuts off from centre, and the interface (59) on double fastener (1), (60) are cut off, double fastener (1) is divided into two, become two ligation clips, thus realize a blood vessel two and tighten closed, blood vessel is cut off in centre.
2. a double fastener according to claim 1 cuts off Clip Applier, it is characterized in that: under described double fastener (1) is also included in the effect of double collet (2) grip force in opposite directions, upper clip arm (50) back-off self-locking closes lower clip arm (54), the meshing lower sawtooth (53) of upper sawtooth (51), falls from power (55) and location back-off (56) back-off self-locking in location.As Figure 10.
3. a double fastener according to claim 1 cuts off Clip Applier, it is characterized in that: described clamp drive mechanism also comprises the clamp adapter sleeve (12) be connected with clamp push rod (4), promote the clamp handle (14) that clamp adapter sleeve (12) is moved.Back-moving spring (9) makes double collet (2) open configuration all the time.As Fig. 7.
4. a double fastener according to claim 1 cuts off Clip Applier, it is characterized in that: described cut-out drive mechanism, also comprise the pushing sleeve (6) be connected with cutter blades (5), cut off adapter sleeve (10), as Fig. 9, cut off handle (11).The extension spring (13) that cutter blades is retreated.As Fig. 8.
5. a double fastener according to claim 1 cuts off Clip Applier, it is characterized in that: described rotary handle (8) drives claw beam (7) that double collet (2) can be made to do the rotation of 360 degree, facilitates operation technique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510681311.3A CN105476690B (en) | 2015-10-14 | 2015-10-14 | One time double fastener cuts off Clip Applier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510681311.3A CN105476690B (en) | 2015-10-14 | 2015-10-14 | One time double fastener cuts off Clip Applier |
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| Publication Number | Publication Date |
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| CN105476690A true CN105476690A (en) | 2016-04-13 |
| CN105476690B CN105476690B (en) | 2018-11-16 |
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| CN201510681311.3A Active CN105476690B (en) | 2015-10-14 | 2015-10-14 | One time double fastener cuts off Clip Applier |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107714130A (en) * | 2017-11-27 | 2018-02-23 | 北京大学第三医院 | Adjustable pitch double fastener Clip Applier |
| CN108670347A (en) * | 2018-06-06 | 2018-10-19 | 杭州欧创医疗器械有限公司 | A kind of tiger head applicator |
| CN108720880A (en) * | 2018-06-29 | 2018-11-02 | 杭州圣石科技有限公司 | Disposable applicator |
| CN108852453A (en) * | 2018-08-29 | 2018-11-23 | 华南理工大学 | A kind of vascular ligation operation device |
| CN110013291A (en) * | 2019-05-07 | 2019-07-16 | 常熟虞星光电科技有限公司 | A kind of medical nucleus pulposus clamp |
| CN112022288A (en) * | 2020-10-09 | 2020-12-04 | 北京米道斯医疗器械股份有限公司 | Cutting scissors device for saphenous vein collateral branches and using method |
| CN112690864A (en) * | 2019-10-23 | 2021-04-23 | 苏州英途康医疗科技有限公司 | Medical instrument and automatic clamp feeding method |
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| US20140276970A1 (en) * | 2013-03-14 | 2014-09-18 | Ethicon Endo-Surgery, Inc. | Mechanical fasteners for use with surgical energy devices |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107714130A (en) * | 2017-11-27 | 2018-02-23 | 北京大学第三医院 | Adjustable pitch double fastener Clip Applier |
| CN107714130B (en) * | 2017-11-27 | 2024-02-06 | 北京大学第三医院 | Adjustable-distance double-clamp clip applier |
| CN108670347A (en) * | 2018-06-06 | 2018-10-19 | 杭州欧创医疗器械有限公司 | A kind of tiger head applicator |
| CN108720880A (en) * | 2018-06-29 | 2018-11-02 | 杭州圣石科技有限公司 | Disposable applicator |
| CN108852453A (en) * | 2018-08-29 | 2018-11-23 | 华南理工大学 | A kind of vascular ligation operation device |
| CN108852453B (en) * | 2018-08-29 | 2019-12-10 | 华南理工大学 | blood vessel ligation operation device |
| WO2020042505A1 (en) * | 2018-08-29 | 2020-03-05 | 华南理工大学 | Blood vessel ligation operation device |
| CN110013291A (en) * | 2019-05-07 | 2019-07-16 | 常熟虞星光电科技有限公司 | A kind of medical nucleus pulposus clamp |
| CN112690864A (en) * | 2019-10-23 | 2021-04-23 | 苏州英途康医疗科技有限公司 | Medical instrument and automatic clamp feeding method |
| CN112022288A (en) * | 2020-10-09 | 2020-12-04 | 北京米道斯医疗器械股份有限公司 | Cutting scissors device for saphenous vein collateral branches and using method |
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|---|---|
| CN105476690B (en) | 2018-11-16 |
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