CN111265269A - Medical instrument - Google Patents

Medical instrument Download PDF

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Publication number
CN111265269A
CN111265269A CN201811477871.7A CN201811477871A CN111265269A CN 111265269 A CN111265269 A CN 111265269A CN 201811477871 A CN201811477871 A CN 201811477871A CN 111265269 A CN111265269 A CN 111265269A
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CN
China
Prior art keywords
rod
rod body
body part
disposed
forceps
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.)
Pending
Application number
CN201811477871.7A
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Chinese (zh)
Inventor
周丙超
张翚
杜运峰
刘殿臣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou IntoCare Medical Technology Co Ltd
Original Assignee
Suzhou IntoCare Medical Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou IntoCare Medical Technology Co Ltd filed Critical Suzhou IntoCare Medical Technology Co Ltd
Priority to CN201811477871.7A priority Critical patent/CN111265269A/en
Publication of CN111265269A publication Critical patent/CN111265269A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/128Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips
    • A61B17/1285Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips for minimally invasive surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00367Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
    • A61B2017/00398Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like using powered actuators, e.g. stepper motors, solenoids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/0046Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B2017/12004Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Reproductive Health (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention relates to a medical instrument, which comprises a handle and a working head connected with the handle, wherein the working head comprises a first rod body part, a second rod body part and a triggering force application part, a forceps bin assembly is arranged on the second rod body part, one end of the first rod body part is arranged on the handle, the other end of the first rod body part is detachably connected with the second rod body part, the first rod body part comprises a first triggering rod, the second rod body part comprises a second triggering rod connected with the forceps bin assembly, and the first triggering rod triggers and drives the second triggering rod to push the forceps bin assembly to ligate target tissues. The first rod body part and the second rod body part are detachably connected, so that after a ligation clamp in the forceps bin assembly arranged on the second rod body part is used up, a new forceps bin assembly is replaced to realize the repeated use of the first rod body part and the handle, and the effect of saving cost is achieved; can place a plurality of ligature clamps in the pincers storehouse subassembly, solve current apparatus and can't realize the ligature and press from both sides the running hair and cause and use inconvenient, increase operation risk scheduling problem.

Description

Medical instrument
Technical Field
The invention relates to a medical instrument, and belongs to the technical field of medical instruments.
Background
To fully expose the surgical field during surgery, ligation of blood vessels around the target tissue is required to prevent bleeding. Hemostasis technology has become one of the cores of basic operation technology of surgical operation, and the surgical operation of any part of human body involves bleeding and hemostasis almost without exception, and generally the hemostasis is closed by using a clip applying and ligating clip. However, in the operation process, due to the limitation of the number of clamps, an operator needs to carry out clamping operation for many times, so that the working efficiency is reduced, the operation time is prolonged, the bleeding volume of a patient is increased, and the recovery time of the patient is prolonged.
Disclosure of Invention
The invention aims to provide a medical instrument which can solve the problems of inconvenience in use, increase of operation risks and the like caused by the fact that the existing instrument cannot realize continuous hair of a ligature clamp, and can achieve the purpose of saving cost.
In order to achieve the purpose, the invention provides the following technical scheme: a medical instrument comprises a handle and a working head connected with the handle, wherein the working head comprises a first rod body part and a second rod body part, a forceps bin assembly is arranged on the second rod body part, one end of the first rod body part is arranged on the handle, the other end of the first rod body part is detachably connected with the second rod body part, the first rod body part comprises a first firing rod and a sleeve sleeved on the first firing rod, the second rod body part comprises a second firing rod connected with the forceps bin assembly, and the first firing rod fires and drives the second firing rod to push the forceps bin assembly to ligate target tissues; the sleeve is provided with a first sliding groove, one side of the second trigger rod, which is close to the first rod body, is provided with a first boss, and the first boss slides into the first sliding groove and is clamped with the first sliding groove so that the first rod body is connected with the second rod body.
Further, the first sliding groove is L-shaped, and the first boss longitudinally slides into the first sliding groove and rotates to be clamped with the first sliding groove.
Furthermore, the first rod body part further comprises a first outer sleeve used for wrapping the first firing rod, a second sliding groove is formed in one end, far away from the handle, of the first outer sleeve, the clamping bin assembly comprises a clamping bin seat and a second boss arranged on the clamping bin seat, and the second boss slides into the second sliding groove and is clamped with the second sliding groove to enable the first rod body part to be connected with the second rod body part.
Further, the second sliding groove is L-shaped, and the second boss longitudinally slides into the second sliding groove and rotates to be clamped with the second sliding groove.
Furthermore, a lock catch for limiting the second boss in the second sliding groove is further arranged on the first rod body.
Furthermore, the hasp is including setting up the installation cover between first outer tube and the sleeve pipe and setting up the eye-splice on the installation cover, be provided with on the double-layered storehouse seat with eye-splice complex slot.
Further, the first lever portion further includes a stopper that drives the buckle to move toward the slot.
Further, the stop piece is a first elastic piece, the mounting sleeve is provided with a rear end face facing the handle, and the first elastic piece abuts against the rear end face.
Furthermore, the forceps bin assembly further comprises a forceps arranged on one side of the forceps bin seat, a ligation clip placed in the forceps bin seat, and a pushing clip covered on the forceps bin seat and used for pushing the ligation clip to move towards the direction of the forceps.
Furthermore, a plurality of ratchet teeth facing the clamp jaws are arranged on the pushing and clamping piece, and the ratchet teeth support against the ligation clamp so as to push the ligation clamp to move towards the clamp jaws under the pushing of the pushing and clamping piece.
Further, one side of the second trigger rod is provided with a first protruding block, one side of the pushing clamping piece is provided with a first through hole, the first through hole is sleeved on the first protruding block, and the second trigger rod triggers to drive the pushing clamping piece.
Furthermore, the medical instrument further comprises a driving piece which is arranged on one side of the forceps bin assembly and used for driving the forceps to open or close, the driving piece comprises at least one pull rod connected with the second firing rod and a second elastic piece sleeved on the pull rod, a second through hole is formed in one end of the pull rod, the second through hole is sleeved on the first bump, and the second firing rod is fired to drive the pull rod.
Furthermore, a second convex block is arranged on the other side of the pull rod, a third through hole is formed in the clamp, the third through hole is sleeved on the second convex block, and the pull rod moves to control the clamp to be opened or closed.
The invention has the beneficial effects that: by detachably connecting the first rod body part and the second rod body part, when the ligation clamp in the forceps bin assembly arranged on the second rod body part is used up, a new forceps bin assembly is replaced to realize the repeated use of the first rod body part and the handle, so that the effect of saving the cost is achieved; can place a plurality of ligature clamps in the pincers storehouse subassembly, solve current apparatus and can't realize the ligature and press from both sides the running hair and cause and use inconvenient, increase operation risk scheduling problem.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
Fig. 1 is a schematic view showing the overall structure of the medical device of the present invention.
Fig. 2 is a partially exploded schematic view of the medical device of the present invention.
Fig. 3 is a partial structural schematic diagram of fig. 1.
Fig. 4 is an exploded view of fig. 3.
Fig. 5 is another exploded view of fig. 3.
Fig. 6 is an exploded view of the second body portion of fig. 1.
Fig. 7 is a schematic view of the construction of the ligating clip of fig. 6.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Referring to fig. 1 to 7, the medical instrument in a preferred embodiment of the present invention includes a handle 1 and a working head connected to the handle 1, the working head includes a first rod portion 2, a second rod portion 3 and a firing force applying member for driving the first rod portion 2 and the second rod portion 3, the second rod portion 2 is provided with a forceps compartment assembly, one end of the first rod portion 2 is disposed on the handle 1, and the other end of the first rod portion 2 is detachably connected to the second rod portion 3. The first body portion 2 comprises a first firing bar 21, and the second body portion 3 comprises a second outer sleeve 30 covering the forceps compartment assembly and a second firing bar 31 disposed within the second outer sleeve 30 and connected to the forceps compartment assembly. The first firing bar 21 fires and drives the second firing bar 31 to push the forceps chamber component to ligate the target tissue.
In this embodiment, the handle 1 includes a housing 10, and the firing force applying member includes a switch disposed on the housing 10, and a control circuit and a driving assembly disposed in the housing 10, and the switch and the driving assembly are coupled to the control circuit. Pressing the switch causes the control circuit to control the driving assembly to fire the first firing bar 21, and the first firing bar 21 fires and drives the second firing bar 31 to push the forceps compartment assembly to close the target tissue, so as to control the opening or closing of the forceps 4. The switch comprises a first switch 14 and a second switch 15, the first switch 14 controls the first firing rod 21 to move towards the clamp 4 to drive the clamp 4 to open, and the second switch 15 controls the first firing rod 21 to move towards the handle 1 to drive the clamp 4 to close.
Indeed, in other embodiments, the firing force application member may be a force application handle disposed on one side of the handle 1, and the force application handle may be movable back and forth relative to the handle 1. The force application handle is connected with the first firing rod 21 and drives the first firing rod 21 to fire. The force application handle moves towards the direction of the clamp 4 to control the clamp 4 to open, and moves away from the clamp 4 to control the clamp 4 to close.
The firing force application member mainly drives the first firing bar 21 to fire so as to drive the second firing bar 31 to fire, and may be in a manual mode or an electric mode, which is determined according to actual conditions and is not limited herein.
In this embodiment, the driving assembly includes a driving motor, a first gear 11 connected to the driving motor, a second gear 12 engaged with the first gear 11, a nut connected to the second gear 12, and a bolt 13 threadedly connected to the nut, where the driving motor has an output shaft, the first gear 11 is disposed on the output shaft, and the second gear 12 is sleeved on the nut. The output shaft transmits the speed and torque output by the driving motor to the first gear 11 and the second gear 12, and converts the radial rotation into the axial rotation. The drive assembly further comprises a transition block, by means of which the bolt 13 is connected with the first firing rod 21.
The first rod body part 2 comprises a first firing rod 21 and a sleeve 22 sleeved on the first firing rod 21, a first sliding groove 221 is formed in the sleeve 22, a first boss 31 is arranged on one side, close to the first rod body part 2, of the second firing rod 31, and the first boss 31 slides into the first sliding groove 221 and is clamped with the first sliding groove 221 so that the first rod body part 2 is connected with the second rod body part 3.
The first body 2 further comprises a first outer sleeve 20 for covering the first firing rod 21, a second sliding groove 231 is formed in one end, away from the handle 1, of the first outer sleeve 20, the magazine clamping assembly comprises a magazine clamping seat 32 and a second boss 321 arranged on the magazine clamping seat 32, and the second boss 321 slides into the second sliding groove 231 and is clamped with the second sliding groove 231 so that the first body 2 is connected with the second body 3.
The first outer sleeve 20 further comprises an extension portion 23, the extension portion 23 is connected with the first outer sleeve 20 through a connecting member 26, and the first sliding groove 221 is disposed on the extension portion 23. In this embodiment, the second shaft portion 3 further includes a second outer sleeve 30 covering the forceps housing assembly and the second firing bar 31, and the forceps housing seat 32 is disposed at one end of the second outer sleeve 30 in an exposed manner.
In this embodiment, the first sliding slot 221 and the second sliding slot 231 are L-shaped, the first boss 311 longitudinally slides into the first sliding slot 221 and transversely rotates to be retained with the first sliding slot 221, and the second boss 321 longitudinally slides into the second sliding slot 231 and transversely rotates to be retained with the second sliding slot 231, so that the first rod portion 2 and the second rod portion 3 are connected. Indeed, in other embodiments, the shapes of the first sliding slot 221 and the second sliding slot 231 may be other, as long as the first rod portion 2 and the second rod portion 3 can be connected and abutted, and the shape is not limited herein.
The first rod body is further provided with a lock catch 24 which limits the second boss 321 in the second sliding groove 231, the lock catch 24 comprises an installation sleeve 242 arranged between the first outer sleeve 20 and the sleeve 22 and a plug buckle 241 arranged on the installation sleeve 242, and the cartridge holder 32 is provided with a slot 322 matched with the plug buckle 241. The first lever body 2 further includes a stopper 25 for driving the insertion buckle 241 to move toward the insertion slot 322. The stop member 25 is a first elastic member, the mounting sleeve 242 has a rear end surface facing the handle 1, and the first elastic member 25 abuts against the rear end surface. In this embodiment, the first elastic member 25 is a first spring.
Mounting the second shaft portion 3 to the first shaft portion 2: the inserting buckle 241 abuts against the opening of the second sliding slot 231, and when the second boss 321 slowly slides into the second sliding slot 231, the inserting buckle 241 is pushed by the second boss 321 and compresses the first spring 25 to move towards the handle 1. The second boss 321 is rotated counterclockwise to be engaged with the second sliding slot 231, and at this time, the inserting buckle 241 slides into the inserting slot 322 of the cartridge seat 32. Detaching the second shaft portion 3 from the first shaft portion 2: the lock catch 24 is manually pressed to move in the direction of the handle, and simultaneously the cartridge holder 32 is rotated clockwise so that the second boss 321 is no longer held by the second sliding slot 231, and the second boss 321 slides out of the second sliding slot 231 under the pushing of the first spring 25. The embodiment achieves the purpose of firm installation through the clamping mode of multiple connections. Indeed, in other embodiments, the first body portion 2 and the second body portion 3 may be detachably connected by screwing or other means, as the case may be.
The forceps bin assembly further comprises a ligation clip 34 placed in the forceps bin seat 32, a pushing clip 35 which is covered on the forceps bin seat 32 and used for pushing the ligation clip 34 to move, and a forceps 4 arranged on one side of the forceps bin seat 32. When the clamp 4 is closed, the second firing bar 31 drives the pushing clip piece 35 to push the ligating clip 34 to move towards the clamp 4. The push-clip 35 is provided with a plurality of ratchet teeth facing the clamp 4, and the ratchet teeth support against the ligation clip 34 to push the ligation clip 34 to move towards the clamp 4 under the push of the push-clip 35.
The ligating clip 34 includes a first clip arm 341, a second clip arm 342, and a connecting portion 343 for connecting the first clip arm 341 and the second clip arm 342. The first clamping arm 341 has a third protrusion 344 formed thereon for supporting the ratchet to push the clip 34 to move toward the clamp 4 in the magazine base 32. In this embodiment, the third protrusion 344 has a slope extending along the moving direction of the ligating clip 34 in the magazine base 32, and the third protrusion 344 is cylindrical and disposed at an end of the first clip arm 341 away from the connecting portion 343. When the clip pushing piece 35 moves towards the direction of the clamp 4, the ratchet wheel supports against the ligation clip 34; when the clip pushing piece 35 moves toward the handle 1, the ratchet does not interfere with the ligating clip 34.
One side of the second firing rod 31 is provided with a first projection 312, one side of the pushing and clamping piece 35 is provided with a first through hole 351, the first through hole 351 is sleeved on the first projection 312, and the second firing rod 31 is fired to drive the pushing and clamping piece 35.
The medical instrument further comprises a driving piece which is arranged on one side of the forceps bin assembly and used for driving the forceps 4 to open or close, the driving piece comprises at least one pull rod 33 connected with the second firing rod 31 and a second elastic piece 332 sleeved on the pull rod 33, a second through hole 331 is formed in one end of the pull rod 33, the second through hole 331 is sleeved on the first bump 312, and the second firing rod 31 is fired to drive the pull rod 33. The other side of the pull rod 33 is provided with a second protruding block 333, the clamp 4 is provided with a third through hole 43, the third through hole 43 is sleeved on the second protruding block 333, and the pull rod 33 moves to control the clamp 4 to open or close.
In this embodiment, the clamp 4 includes a first jaw 41 and a second jaw 42, the first jaw 41 and the second jaw 42 are both provided with a third through hole 43, the number of the pull rods 33 is two, the two pull rods are respectively a first pull rod disposed on one side of the push-clamping piece 35 and a second pull rod disposed on one side of the clamping seat 32 away from the push-clamping piece 35, one side of the first pull rod and one side of the second pull rod are simultaneously provided with a second bump 333, the first pull rod is connected with the first jaw 41, the second pull rod is connected with the second jaw 42, and the connection manner is as above, which is not described herein again. The cartridge clamping seat 32 is further provided with a third projection 323, and the clamp 4 is provided with a fourth through hole 44 connected with the third projection 323.
In this embodiment, the second through hole 331 and the third through hole 43 are U-shaped holes, the second firing bar 31 moves toward the clamp 4, and the elastic member 25 drives the pull rod 33 to move toward the clamp 4 by its elastic force to drive the clamp 4 to open. It is needless to say that the shapes of the second through hole 331 and the third through hole 43 may be other, depending on the actual situation. In this embodiment, the second elastic member 332 is a second spring.
When the forceps bin assembly is in an initial state, the second firing rod 31 is located at the leftmost position, the second firing rod 31 drives the pull rod 33 to compress the second spring 332 on the pull rod 33, so that the pull rod 33 is also located at the leftmost position, and the second projection 333 slides to the leftmost end of the third through hole 43 to pull the forceps 4 to be closed. When the clamp is sent, the second firing rod 31 is fed for a certain stroke towards the clamp 4, the second spring 332 on the pull rod 33 is released, and the second spring 332 releases to push the pull rod 33 to feed towards the clamp 4, so that the clamp 4 is pushed to open. Then the second firing rod 31 continues to feed towards the clamp 4, so that the ratchet teeth on the pushing clip piece 35 contact with the third bosses 323 on the ligation clips 34 and push all the ligation clips 34 to feed towards the clamp 4, when the first ligation clip 34 approaches the clamp 4, the ligation clip 34 is pushed into the clamp 4, the clip feeding is finished, and the second firing rod 31 stops feeding. The second firing bar 31 is then fed in a reverse direction away from the jaws 4, which moves the pull rod 33 and pulls the jaws 4 closed. Repeating the above steps to finish the ligation of the target tissue for a plurality of times.
The medical apparatus further comprises a rotating handle 5 used for connecting the first rod body 2 and the handle 1, and the angle of the clamp can be adjusted by adjusting the rotating handle 5.
In summary, the following steps: the first rod body part 2 and the second rod body part 3 are detachably connected, so that after the ligation clamp 34 in the forceps bin assembly arranged on the second rod body part 3 is used up, a new forceps bin assembly is replaced to realize the repeated use of the first rod body part 2 and the handle 1, and the effect of saving the cost is achieved; can place a plurality of ligature clamps 34 in the pincers storehouse subassembly, solve current apparatus and can't realize ligature clamp 34 and send out and cause the use inconvenient, increase operation risk scheduling problem.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (13)

1. A medical instrument is characterized by comprising a handle and a working head connected with the handle, wherein the working head comprises a first rod body part, a second rod body part and a triggering force application part for driving the first rod body part and the second rod body part; the sleeve is provided with a first sliding groove, one side of the second trigger rod, which is close to the first rod body, is provided with a first boss, and the first boss slides into the first sliding groove and is clamped with the first sliding groove so that the first rod body is connected with the second rod body.
2. The medical device of claim 1, wherein the first runner is L-shaped, and the first boss slides longitudinally into the first runner and rotates to engage the first runner.
3. The medical instrument of claim 1, wherein the first shaft portion further comprises a first outer sleeve for covering the first firing rod, wherein a second sliding slot is disposed at an end of the first outer sleeve away from the handle, and the forceps holder assembly comprises a holder and a second boss disposed on the holder, and the second boss slides into the second sliding slot and is engaged with the second sliding slot to connect the first shaft portion with the second shaft portion.
4. The medical device of claim 3, wherein the second runner is L-shaped, and the second boss slides longitudinally into the second runner and rotates to engage the second runner.
5. The medical device of claim 3, wherein the first rod further comprises a latch configured to retain the second boss within the second channel.
6. The medical device of claim 3, wherein the latch comprises a mounting sleeve disposed between the first outer sleeve and the sleeve and a plug disposed on the mounting sleeve, and the cartridge seat is provided with a slot for engaging with the plug.
7. The medical device of claim 6, wherein the first shaft portion further comprises a stop that drives the clasp toward movement within the slot.
8. The medical device of claim 7, wherein said stop member is a resilient member, said mounting sleeve having a rear end surface facing said handle, said resilient member abutting said rear end surface.
9. The medical instrument of claim 3, wherein the magazine assembly further comprises a clamp disposed on one side of the magazine base, a ligation clip disposed in the magazine base, and a pusher clip disposed on the magazine base and adapted to push the ligation clip toward the clamp.
10. The medical instrument of claim 9, wherein the push-clip is provided with a plurality of ratchet teeth facing the clamping jaws, the ratchet teeth holding the ligation clip to urge the ligation clip toward the clamping jaws under the urging of the push-clip.
11. The plier magazine assembly of claim 9, wherein a first protrusion is disposed on one side of the second firing bar, a first through hole is disposed on one side of the push clip, the first through hole is disposed on the first protrusion, and the second firing bar fires to drive the push clip.
12. The forceps cartridge device of claim 9, wherein the medical instrument further comprises a driving member disposed at one side of the forceps cartridge assembly and configured to drive the forceps to open or close, the driving member comprises at least one pull rod connected to the second firing rod and an elastic member sleeved on the pull rod, one end of the pull rod is provided with a second through hole, the second through hole is sleeved on the first protrusion, and the second firing rod fires to drive the pull rod.
13. The plier chamber device of claim 12, wherein a second protrusion is disposed on the other side of the pull rod, a third through hole is disposed on the plier, the third through hole is sleeved on the second protrusion, and the pull rod moves to control the opening or closing of the plier.
CN201811477871.7A 2018-12-05 2018-12-05 Medical instrument Pending CN111265269A (en)

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN112842443A (en) * 2021-01-26 2021-05-28 北京天助畅运医疗技术股份有限公司 Repeating clip applier
CN112932597A (en) * 2021-01-26 2021-06-11 北京天助畅运医疗技术股份有限公司 Repeating hemostatic forceps
CN113349872A (en) * 2021-06-04 2021-09-07 桐庐洲济医疗器械有限公司 Detachable clip applier
CN113349871A (en) * 2021-06-04 2021-09-07 桐庐洲济医疗器械有限公司 Angle-adjustable clamp applying forceps with clamping head

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CN103767749A (en) * 2012-10-18 2014-05-07 柯惠Lp公司 Surgical device identification
CN104487006A (en) * 2012-06-28 2015-04-01 伊西康内外科公司 Interchangeable clip applier
CN105658150A (en) * 2013-08-23 2016-06-08 伊西康内外科有限责任公司 Attachment portions for surgical instrument assemblies
CN108577923A (en) * 2018-06-21 2018-09-28 黄荣泉 Running fire Clip Applier

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5634930A (en) * 1992-12-31 1997-06-03 Pilling Weck Incorporated clip applicator system
US6032849A (en) * 1995-08-28 2000-03-07 United States Surgical Surgical stapler
CN104487006A (en) * 2012-06-28 2015-04-01 伊西康内外科公司 Interchangeable clip applier
CN103767749A (en) * 2012-10-18 2014-05-07 柯惠Lp公司 Surgical device identification
CN103315788A (en) * 2013-06-27 2013-09-25 常州市康迪医用吻合器有限公司 Cutting anastomat applicable to minimally invasive surgery
CN105658150A (en) * 2013-08-23 2016-06-08 伊西康内外科有限责任公司 Attachment portions for surgical instrument assemblies
CN108577923A (en) * 2018-06-21 2018-09-28 黄荣泉 Running fire Clip Applier

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112842443A (en) * 2021-01-26 2021-05-28 北京天助畅运医疗技术股份有限公司 Repeating clip applier
CN112932597A (en) * 2021-01-26 2021-06-11 北京天助畅运医疗技术股份有限公司 Repeating hemostatic forceps
CN112842443B (en) * 2021-01-26 2022-08-12 北京天助畅运医疗技术股份有限公司 Repeating clip applier
CN113349872A (en) * 2021-06-04 2021-09-07 桐庐洲济医疗器械有限公司 Detachable clip applier
CN113349871A (en) * 2021-06-04 2021-09-07 桐庐洲济医疗器械有限公司 Angle-adjustable clamp applying forceps with clamping head
CN113349871B (en) * 2021-06-04 2022-07-05 桐庐洲济医疗器械有限公司 Angle-adjustable clamp applying forceps with clamping head

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Application publication date: 20200612