CN210447120U

CN210447120U - Double-clamp clip applier

Info

Publication number: CN210447120U
Application number: CN201920802045.9U
Authority: CN
Inventors: 张伟; 杨文增; 马涛; 刘明楷; 李月; 沈丹
Original assignee: AFFILIATED HOSPITAL OF HEBEI UNIVERSITY
Current assignee: AFFILIATED HOSPITAL OF HEBEI UNIVERSITY
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-05-05
Anticipated expiration: 2029-05-30

Abstract

The utility model provides a double-clamp clip applier, which is provided with two clamps arranged side by side, a combination surface when the clamps are closed is matched with the outline of a ligation clamp, the two clamps are respectively connected with a trigger structure through respective linkage rods, a slidable limiting block is arranged on the trigger structure, the trigger structure can respectively control the clamping of the two clamps by sliding the limiting block, so that the clamp applier can accurately and reliably apply the two ligation clamps when entering once, the clamp applier saves the clamp applying time, greatly improves the operation efficiency, when the limiting block slides to the middle part, can act on the two linkage rods simultaneously to realize the simultaneous clamping of the two ligation clamps, meets the requirement of double clamping in the operation, because the clip applier clamps the two ligation clips at one time, and the two ligation clips are mutually independent, the situation of clamping the shell is avoided, and the clip applier has a simple structure and is easy to disassemble, clean and disinfect.

Description

Double-clamp clip applier

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a double-clip applier.

Background

In laparoscopic surgery, often need use the ligature clamp to carry out the clamp to tubular tissue to avoid the liquid in the tubular tissue to ooze, the application of ligature clamp needs to use special medical instrument clip applier, and traditional clip applier often only can apply one once when applying the ligature clamp, if need apply a plurality of ligature clamps in the operation process, just need clip applier to get into puncture passageway many times and execute the clamp, influenced the efficiency of operation greatly, prolonged the time of operation, influence treatment opportunity even.

At present, a hair clip applier appears on the market, a plurality of ligation clips are overlapped in a cavity of the hair clip applier, so that hair can be continuously applied, but the hair clip applier is complex in structure and high in price, and meanwhile, the hair clip applier is easy to cause the situation of clamping a shell, so that the operation is easily influenced in a critical time.

Therefore, there is a need for a dual clip applier that solves the problems of conventional clip appliers that only one clip can be applied at a time, which affects the efficiency of the procedure, and the hair clip applier is complex in structure and easy to jam.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a double-clip applier to solve above-mentioned traditional applier and can only release a ligature clamp once, influence the efficiency of operation, and the complicated and easy card shell of company's hair applier structure causes the problem of influence to the operation easily.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a double-clip applier, including holding clamping part, chamber pipe portion and holding handle portion, hold the clamping part with the head end of chamber pipe portion is connected, holding handle portion with the trailing end connection of chamber pipe portion, hold the clamping part including the first clamp and the second clamp that set up side by side, chamber pipe portion includes the outer tube, inside first gangbar and the second gangbar of being equipped with side by side of outer tube, first gangbar with first clamp is connected, the second gangbar with the second clamp is connected, holding handle portion includes fixed handle and articulated trigger handle with it, fixed handle is fixed in the afterbody of outer tube, trigger handle's top is equipped with the stopper and acts on first gangbar and/or the second gangbar is used for driving first clamp and/or the second clamp is enclosed.

Preferably, the first clamp comprises a first upper clamp arm and a first lower clamp arm, tail parts of which are hinged to each other, and tail ends of the first upper clamp arm and the first lower clamp arm are connected with a head end of the first linkage rod; the second clamp comprises a second upper clamping arm and a second lower clamping arm, wherein the tail of the second upper clamping arm is hinged to the tail of the second lower clamping arm, and the tail end of the tail of the second lower clamping arm is connected with the head end of the second linkage rod.

Preferably, the combining surfaces of the first upper clamping arm and the first lower clamping arm are matched with the outer contour of the ligating clip, and the combining surfaces of the second upper clamping arm and the second lower clamping arm are matched with the outer contour of the ligating clip.

Preferably, the first linkage rod comprises a first front connecting rod and a first rear connecting rod which are sequentially connected end to end, the tail part of the first rear connecting rod is matched with the limiting block to drive the first front connecting rod to pull the first clamp to move and clamp, and the first front connecting rod is further provided with a first automatic resetting mechanism for resetting and opening the first clamp; the second linkage rod comprises a second front connecting rod and a second rear connecting rod which are sequentially connected end to end, the tail of the second rear connecting rod is matched with the limiting block to drive the second front connecting rod to pull the second clamp to move and clamp, and the second front connecting rod is further provided with a second automatic resetting mechanism for enabling the second clamp to reset and open.

Preferably, the first front connecting rod and the first rear connecting rod are connected in a threaded manner; the second front connecting rod and the second rear connecting rod are connected in a threaded manner.

Preferably, the first automatic return mechanism comprises a first spring, one end of the first spring is fixed at the front part of the outer tube, and the other end of the first spring is fixed at the middle rear part of the first front connecting rod; the second automatic reset mechanism comprises a second spring, one end of the second spring is fixed at the front part of the outer tube, and the other end of the second spring is fixed at the middle rear part of the second front connecting rod.

Preferably, the first rear connecting rod tail is provided with a first limiting opening, the second rear connecting rod tail is provided with a second limiting opening, and the limiting block is slidably connected to the top of the trigger handle and acts with the first limiting opening and/or the second limiting opening.

Preferably, the upper part of the fixed handle is provided with a curved surface which is matched with the outline of a finger, the lower part of the fixed handle is provided with an annular grip, and the trigger handle is of an arc-shaped structure which is bent inwards.

The utility model discloses following beneficial technological effect has been gained for prior art:

the utility model provides a double-clip applier, which is provided with two clamps arranged side by side, the combining surfaces of the clamps are matched with the outline of a ligation clip, the two clamps are respectively connected with a trigger structure through respective linkage rods, a slidable limiting block is arranged on the trigger structure, the trigger structure can respectively control the clamping of the two clamps by sliding the limiting block, so that the clamp applier can accurately and reliably apply the two ligation clamps when entering once, the clamp applier saves the clamp applying time, greatly improves the operation efficiency, when the limiting block slides to the middle part, can act on the two linkage rods simultaneously to realize the simultaneous clamping of the two ligation clamps, meets the requirement of double clamping in the operation, because the clip applier clamps the two ligation clips at one time, and the two ligation clips are mutually independent, the situation of clamping the shell is avoided, and the clip applier has a simple structure and is easy to disassemble, clean and disinfect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a front cross-sectional view of a dual clip applier provided by the present invention;

fig. 2 is a cross-sectional top view of a dual clip applier provided by the present invention;

FIG. 3 is a schematic view of a structure of a clamping portion of a dual-clamp clip applier provided by the present invention;

fig. 4 is a schematic structural view of a trigger portion of a dual clip applier provided by the present invention;

in the figure: 1: holding part, 11: first clamp, 111: first upper clamp arm, 112: first lower clip arm, 12: second clamp, 121: second upper clamp arm, 122: second lower arm lock, 2: cavity tube portion, 21: first linkage rod, 211: first front link, 212: first rear link, 2121: first limit port, 213: first automatic return mechanism, 2131: first spring, 22: second linkage rod, 221: second front link, 222: second rear link, 2221: second limit port, 223: second automatic reset mechanism, 2231: second spring, 23: outer tube, 3: handle portion, 31: fixed handle, 32: trigger handle, 321: and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model aims at providing a double-clip applier, through setting up two clamps to solve traditional applier and can only release a ligature clamp once, influence the efficiency of operation, and send out the complicated and easy card shell of applier structure, cause the problem of influence to the operation easily.

In order to make the above objects, features and advantages of the present invention more obvious and understandable, the present invention is further described in detail with reference to the accompanying drawings and the detailed description, in the description of the present invention, it is to be noted that the terms "upper", "lower", "front", "middle", "rear", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the term "coupled" is intended to mean a fixed connection, a removable connection, or an integral connection, either directly or indirectly through intervening elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

this embodiment provides a dual clip applier, as shown in fig. 1, 2 and 3, comprising a clip holding portion 1, the lumen part 2 and the holding part 3, the holding part 1 is connected with the head end of the lumen part 2, the holding part 3 is connected with the tail end of the lumen part 2, the holding part 1 comprises a first clamp 11 and a second clamp 12 which are arranged side by side, the lumen part 2 comprises an outer tube 23, a first linkage rod 21 and a second linkage rod 22 are arranged side by side in the outer tube 23, the first linkage rod 21 is connected with the first clamp 11, the second linkage rod 22 is connected with the second clamp 12, the holding part 3 comprises a fixed handle 31 and a trigger handle 32 hinged with the fixed handle 31, the fixed handle 31 is fixed at the tail part of the outer tube 23, the top of the trigger handle 32 is provided with a limit block 321 acting on the first linkage rod 21 and/or the second linkage rod 22 for driving the first clamp 11 and/or the second clamp 12 to clamp.

Specifically, as shown in fig. 3, the first clamp 11 includes a first upper clamp arm 111 and a first lower clamp arm 112, the tails of the first upper clamp arm 111 and the first lower clamp arm 112 are hinged to each other, and the tail end of the tail of the first upper clamp arm 111 is hinged to a connecting plate, the tail end of the first lower clamp arm 112 is hinged to another connecting plate, the ends of the two connecting plates, which are not connected to the clamp arms, are hinged to a point, and the hinged point is hinged to the head end of the first linkage rod 21, so that the tail ends of the two clamp arms can be overlapped by pulling the first linkage rod 21, and the first upper clamp arm 111 and the first lower clamp arm 112 can complete the clamping action; similarly, the second clamp 12 includes a second upper clamping arm 121 and a second lower clamping arm 122, the tail ends of which are hinged to each other, and the tail ends of the second upper clamping arm 121 and the second lower clamping arm 122 are connected to the head end of the second linkage rod 22 in the same manner as the first upper clamping arm 111 and the first lower clamping arm 112 are connected to the first linkage rod 21.

Further, in order to enable the first clamp 11 and the second clamp 12 to firmly clamp the ligating clip without dropping the clip during clamping the ligating clip, the combining surfaces of the first upper clamping arm 111 and the first lower clamping arm 112 are matched with the outline of the ligating clip, and similarly, the combining surfaces of the second upper clamping arm 121 and the second lower clamping arm 122 are matched with the outline of the ligating clip, so that the problem that the ligating clip drops during applying the ligating clip is avoided.

The first linkage rod 21 comprises a first front connecting rod 211 and a first rear connecting rod 212 which are sequentially connected end to end, so that the ligation clip is convenient to disassemble, clean and sterilize, the first front connecting rod 211 and the first rear connecting rod 212 are connected in a threaded manner, the tail part of the first rear connecting rod 212 is matched with a limiting block 321, when the clipping action is executed, the matching action of the limiting block 321 and the first rear connecting rod 212 drives the first front connecting rod 211 to pull the first clamp 11 to move and clip, and the first front connecting rod 211 is further provided with a first automatic resetting mechanism 213 for resetting and opening the first clamp 11; similarly, the second linkage rod 22 includes a second front link 221 and a second rear link 222 connected end to end in sequence, the two links are also connected in a threaded manner, the tail of the second rear link 222 is also matched with the limit block 321, so as to drive the second front link 221 to pull the second clamp 12 to move and clamp, and the second front link 221 is also provided with a second automatic resetting mechanism 223 for resetting and opening the second clamp 12.

Specifically, as shown in fig. 3, the first automatic return mechanism 213 includes a first spring 2131, one end of the first spring 2131 is fixed to the front portion of the outer tube 23, and the other end is fixed to the middle rear portion of the first front link 211; similarly, the second automatic resetting mechanism 223 includes a second spring 2231, one end of the second spring 2231 is fixed to the front portion of the outer tube 23, and the other end is fixed to the middle rear portion of the second front connecting rod 221, so that after the front connecting rod pulls the clamp to complete the clamping action of the clamp, the front connecting rod is no longer under tension, the spring can reset the front connecting rod, and the clamp is reset and opened.

The trigger structure is shown in fig. 4, a first limit opening 2121 is disposed at the tail of the first rear connecting rod 212, a second limit opening 2221 is disposed at the tail of the second rear connecting rod 222, a T-shaped groove is disposed at the top of the trigger handle 32, the limit block 321 is slidably mounted in the T-shaped groove of the trigger handle 32, when the limit block 321 moves to one side of the first rear connecting rod 212, the limit block 321 interacts with the first limit opening 2121, the trigger handle 32 is moved, the limit block 321 drives the first rear connecting rod 212 to move, and further drives the first front connecting rod 211, and the first clamp 11 is pulled to be clamped, when the limit block 321 moves to one side of the second rear connecting rod 222, the limit block 321 interacts with the second limit opening 2221, and then the trigger handle 32 is moved, the limit block 321 drives the second rear connecting rod 222 to move, and further drives the second front connecting rod 221, and the second clamp 12 is pulled to be clamped, and when the limit block 321 moves to an intermediate position, the limit block 321 simultaneously acts on the, the trigger handle 32 is now moved and the jaws can be closed simultaneously.

Further, in order to make the dual clip applier more convenient to operate during use, the upper portion of the fixing handle 31 is configured to be a curved surface conforming to the contours of fingers, the lower portion of the fixing handle 31 is configured to be an annular grip, and the trigger handle 32 is configured to be an arc structure bending inward, so that the dual clip applier is more convenient to grasp and apply force, and is ergonomic.

When the double-clip applier provided by this embodiment is used, firstly, the double-clip applier is assembled and sterilized, whether the double-clip applier is sensitive or not is tested, and whether the double-clip applier is clamped or not is tested, then two clamps of the tested double-clip applier are aligned to the ligation clamps in the ligation clamp box, so that the first clamp 11 and the second clamp 12 are both clamped with the ligation clamps, the double-clip applier is inserted into the puncture channel, and is guided by the lens image to the position to be clamped, if the position is only required to be clamped, the limiting block 321 is moved to one side, at this time, the limiting block is matched with the limiting opening of the side, the corresponding clamp of the side is aligned to the position to be clamped, the trigger handle 32 is lightly pressed with force, the rotation of the trigger handle 32 drives the limiting block 321 to pull the linkage rod of the side, and further pulls the clamp of the side to complete the clamping action, the trigger handle 32 is released, the clamp of the side automatically resets and opens under the action of the spring, when another ligation clip is required to be used for clamping other parts, the limiting block 321 is only required to be moved to the other side, the ligation clip is aligned to the position needing to be clamped, the clamping can be completed by repeating the actions, when the double clamping is required, the limiting block 321 is only required to be moved to the middle position, the limiting block 321, the first limiting opening 2121 and the second limiting opening 2221 are simultaneously acted, the trigger handle 32 is slightly pressed at the moment, and the simultaneous clamping of the two ligation clips can be completed.

The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.

Claims

1. A double-clip applier comprises a clip holding part (1), a cavity pipe part (2) and a handle holding part (3), wherein the clip holding part (1) is connected with the head end of the cavity pipe part (2), the handle holding part (3) is connected with the tail end of the cavity pipe part (2), and the double-clip applier is characterized in that: the clamping part (1) comprises a first clamp (11) and a second clamp (12) which are arranged side by side, the cavity pipe part (2) comprises an outer pipe (23), a first linkage rod (21) and a second linkage rod (22) are arranged in the outer pipe (23) side by side, the first linkage rod (21) is connected with the first clamp (11), the second linkage rod (22) is connected with the second clamp (12), the handle part (3) comprises a fixed handle (31) and a trigger handle (32) hinged with the fixed handle, the fixed handle (31) is fixed at the tail part of the outer tube (23), the top of the trigger handle (32) is provided with a limit block (321) acting on the first linkage rod (21) and/or the second linkage rod (22), is used for driving the first clamp (11) and/or the second clamp (12) to clamp.

2. A dual clip applier according to claim 1, wherein: the first clamp (11) comprises a first upper clamp arm (111) and a first lower clamp arm (112) with mutually hinged tails, and tail ends of the first upper clamp arm (111) and the first lower clamp arm (112) are connected with the head end of the first linkage rod (21); the second clamp (12) comprises a second upper clamping arm (121) and a second lower clamping arm (122) which are hinged to each other at the tail parts, and the tail end of the second upper clamping arm (121) and the tail end of the second lower clamping arm (122) are connected with the head end of the second linkage rod (22).

3. A dual clip applier according to claim 2, wherein: the combining surfaces of the first upper clamping arm (111) and the first lower clamping arm (112) are matched with the outer contour of the ligating clip, and the combining surfaces of the second upper clamping arm (121) and the second lower clamping arm (122) are matched with the outer contour of the ligating clip.

4. A dual clip applier according to claim 2, wherein: the first linkage rod (21) comprises a first front connecting rod (211) and a first rear connecting rod (212) which are sequentially connected end to end, the tail part of the first rear connecting rod (212) is matched with the limiting block (321) to drive the first front connecting rod (211) to pull the first clamp (11) to move and clamp, and the first front connecting rod (211) is further provided with a first automatic resetting mechanism (213) for resetting and opening the first clamp (11); connecting rod (221) and second back connecting rod (222) are connected gradually including head and the tail to second linkage rod (22), the afterbody of connecting rod (222) behind the second with stopper (321) cooperate, drive connecting rod (221) pulling before the second clamp (12) remove and press from both sides and close, connecting rod (221) still are equipped with second automatic re-setting mechanism (223) before the second and are used for making the second clamp (12) reset and open.

5. A dual clip applier according to claim 4, wherein: the first front connecting rod (211) and the first rear connecting rod (212) are connected in a threaded manner; the second front connecting rod (221) and the second rear connecting rod (222) are connected in a threaded manner.

6. A dual clip applier according to claim 5, wherein: the first automatic reset mechanism (213) comprises a first spring (2131), one end of the first spring (2131) is fixed at the front part of the outer tube (23), and the other end is fixed at the middle rear part of the first front connecting rod (211); the second automatic reset mechanism (223) comprises a second spring (2231), one end of the second spring (2231) is fixed at the front part of the outer tube (23), and the other end of the second spring (2231) is fixed at the middle rear part of the second front connecting rod (221).

7. A dual clip applier according to claim 6, wherein: the tail of the first rear connecting rod (212) is provided with a first limiting opening (2121), the tail of the second rear connecting rod (222) is provided with a second limiting opening (2221), and the limiting block (321) is connected to the top of the trigger handle (32) in a sliding mode and acts with the first limiting opening (2121) and/or the second limiting opening (2221).

8. A dual clip applier according to claim 1, wherein: the upper part of the fixed handle (31) is provided with a curved surface matched with the outline of a finger, the lower part of the fixed handle (31) is provided with an annular grip, and the trigger handle (32) is of an arc-shaped structure bent inwards.