CN216854768U

CN216854768U - Internal push rod locking structure of clamp for minimally invasive surgery

Info

Publication number: CN216854768U
Application number: CN202123293791.6U
Authority: CN
Inventors: 王一鸣; 刘成刚; 王朋
Original assignee: Qingdao Omni Precision Technology Co ltd
Current assignee: Qingdao Omni Precision Technology Co ltd
Priority date: 2021-12-26
Filing date: 2021-12-26
Publication date: 2022-07-01
Anticipated expiration: 2031-12-26

Abstract

The utility model discloses an internal push rod locking structure of a clamp for minimally invasive surgery, which comprises a push rod, a connecting rod, a rotating groove and a limiting lug, wherein one end of the push rod is fixedly connected with the limiting lug, the rotating groove is sleeved outside the limiting lug, a connecting block is fixedly connected outside the rotating groove, and one end of the connecting block is fixedly connected with the connecting rod. According to the utility model, the push rod, the limiting convex block, the connecting block and the rotating groove are arranged, the limiting convex block at one end of the push rod is sleeved in the connecting block, the rotating groove is formed, then the push rod and the connecting rod are used for angular rotation, the precision in the operation can be controlled during rotation, the situations of difficult separation, no clamping stagnation and the like are achieved, the rotating groove and the limiting convex block are arranged, the operation of medical personnel is more convenient during the use, and compared with the problems of limitation and the like caused by the use of the traditional clamp, the precision adjustment and the operation of the medical personnel are more convenient during the use.

Description

Internal push rod locking structure of clamp for minimally invasive surgery

Technical Field

The utility model relates to the technical field of a locking structure of an internal push rod of a clip applier, in particular to a locking structure of an internal push rod of a clip applier for minimally invasive surgery.

Background

Clip applier is a surgical instrument used to perform a clipping operation on a tissue clip, typically a V-clip, including titanium clips, non-absorbable clips, etc., during a surgical procedure.

The pincers of executing among the prior art can't realize the angular rotation at push rod and handheld part, leads to the unable regulation of precision, because different operation positions in the operation process to and different physique all can cause various difficulties to the operation, cause the pincers of executing to use the limitation, and medical personnel are in the use, owing to through the angle problem, the operation of being not convenient for, still need further solve perfectly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an internal push rod locking structure of a clip applier for minimally invasive surgery.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a minimal access surgery is with executing inside push rod locking structure of clamp, includes push rod, connecting rod, rotation groove and spacing lug, the spacing lug of one end fixedly connected with of push rod, the rotation groove has been cup jointed to the outside of spacing lug, the outside fixedly connected with connecting block of rotation groove, the one end fixedly connected with connecting rod of connecting block.

As a further description of the above technical solution: the other end of the push rod is fixedly connected with a clamp applying clamp.

As a further description of the above technical solution: the rotating groove is wide in inner part and narrow in outer part.

As a further description of the above technical solution: the outer sleeve of push rod is equipped with the shell, the one end fixedly connected with clamping bar of connecting rod, the other end fixedly connected with of connecting rod holds the handle.

As a further description of the above technical solution: the inner side of the clamping rod is fixedly connected with a limiting block, and the inner side of the clamping rod is fixedly connected with a hand-held handle.

As a further description of the above technical solution: and clamp rods are rotatably connected between the clamp applying forceps and the push rod.

As a further description of the above technical solution: the upper ends of the clamping rods and the handheld handles are rotatably connected with a rotating shaft.

The utility model has the following beneficial effects:

1. compared with the prior art, the utility model is provided with the push rod, the limiting convex block, the connecting block and the rotating groove, the limiting convex block at one end of the push rod is sleeved in the connecting block to form the rotating groove, and then the push rod and the connecting rod are used for angular rotation, so that the precision in the operation can be controlled during rotation, and the conditions of difficult separation, no clamping stagnation and the like are achieved.

2. Compared with the prior art, the clamp is provided with the rotating groove and the limiting bump, so that the operation of medical personnel is more convenient when in use, and compared with the problems of limitation and the like caused by the use of the traditional clamp, the precision adjustment and the operation are more convenient when the medical personnel use the clamp.

Drawings

FIG. 1 is a schematic perspective view of an internal push rod locking structure of a clip applier for minimally invasive surgery according to the present invention;

FIG. 2 is an enlarged view of the locking structure of the push rod inside the clip applier for minimally invasive surgery at the position A;

FIG. 3 is a front view of an internal push rod locking structure of a clip applier for minimally invasive surgery according to the present invention;

FIG. 4 is a side view of an internal push rod locking structure of a clip applier for minimally invasive surgery according to the present invention.

Illustration of the drawings:

1. a push rod; 2. applying a clamp; 3. a connecting rod; 4. connecting blocks; 5. a rotating groove; 6. a limiting bump; 7. a limiting block; 8. a clamping bar; 9. a housing; 10. a rotating shaft; 11. a clamping bar; 12. a spring; 13. a handle is held.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a locking structure of a push rod in a clamp for minimally invasive surgery comprises a push rod 1, a connecting rod 3, a rotating groove 5 and a limiting lug 6, wherein one end of the push rod 1 is fixedly connected with the limiting lug 6, the limiting lug 6 at one end of the push rod 1 is sleeved in a connecting block 4 to arrange the inside of the rotating groove 5, the rotating groove 5 can be used for rotating angle adjustment, medical personnel can rotate the clamp 2 at a required angle when using the clamp, the rotating groove 5 is sleeved outside the limiting lug 6 to limit through the rotating groove 5, the limiting lug 6 is prevented from being separated, the connecting block 4 is fixedly connected outside the rotating groove 5, one end of the connecting block 4 is fixedly connected with the connecting rod 3, one end of the connecting rod 3 is fixedly connected with a clamping rod 11 and a handheld handle 13 to clamp, one end of the push rod 1 is used for clamping operation, and the push rod 1 and the connecting rod 3 are used for angle rotation, the precision in the operation can be controlled while the rotation is carried out, the conditions of difficult separation, no clamping stagnation and the like are achieved, the rotation groove 5 is in a shape of wide inside and narrow outside, the separation of a limiting lug 6 is prevented, the other end of the push rod 1 is fixedly connected with a clamp 2, clamp rods 8 are rotatably connected between the clamp 2 and the push rod 1, a shell 9 is sleeved outside the push rod 1, the push rod 1 is protected by the shell 9 for use, one end of the connecting rod 3 is fixedly connected with a clamping rod 11, the other end of the connecting rod 3 is fixedly connected with a handheld handle 13, the push rod 1 in the shell 9 is controlled by the handheld handle 13 and the clamping rod 11 for use, so that the clamp 2 carries out the clamping action, the limiting blocks 7 are fixedly connected on the inner sides between the clamping rod 11 and the handheld handle 13, springs 12 are fixedly connected between the limiting blocks 7 and are elastically supported by the springs 12, the clamping action can be more convenient and fast through the elasticity when the use is convenient, the upper end between the clamping rod 11 and the hand-held handle 13 is rotatably connected with a rotating shaft 10, and the push rod 1 is rotated through the rotating shaft 10.

The working principle is as follows: at first cup joint through the spacing lug 6 of one end with push rod 1 and establish inside 5 rotating groove in connecting block 4 when using, carry out angle rotation through push rod 1 and connecting rod 3 afterwards when using, can control the precision in the operation simultaneously rotating, reach and be difficult for breaking away from and the condition such as jamming, control the inside push rod 1 of shell 9 through handheld handle 13 and clamping bar 11 afterwards and use, make and execute clamp 2 and carry out the clamping action.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a minimal access surgery is with executing inside push rod locking structure of clamp which characterized in that: including push rod (1), connecting rod (3), rotation groove (5) and spacing lug (6), the spacing lug of one end fixedly connected with (6) of push rod (1), rotation groove (5) have been cup jointed to the outside of spacing lug (6), the outside fixedly connected with connecting block (4) of rotation groove (5), the one end fixedly connected with connecting rod (3) of connecting block (4).

2. The internal push rod locking structure of the clip applier for minimally invasive surgery according to claim 1, wherein: the other end of the push rod (1) is fixedly connected with a clip applier (2).

3. The internal push rod locking structure of the clip applier for minimally invasive surgery according to claim 1, wherein: the rotating groove (5) is wide in inner part and narrow in outer part.

4. The internal push rod locking structure of the clip applier for minimally invasive surgery according to claim 1, wherein: the outside cover of push rod (1) is equipped with shell (9), the one end fixedly connected with clamping bar (11) of connecting rod (3), the other end fixedly connected with of connecting rod (3) holds handle (13).

5. The internal push rod locking structure of the clip applier for minimally invasive surgery according to claim 4, wherein: the inner side of the clamping rod (11) is fixedly connected with a limiting block (7) between the handheld handles (13), and the limiting blocks (7) are fixedly connected with springs (12).

6. The internal push rod locking structure of the clip applier for minimally invasive surgery according to claim 2, wherein: a clamp rod (8) is rotationally connected between the clamp applying clamp (2) and the push rod (1).

7. The internal push rod locking structure of the clip applier for minimally invasive surgery according to claim 4, wherein: the upper end between the clamping rod (11) and the handheld handle (13) is rotatably connected with a rotating shaft (10).