CN213310103U - Liver and gall stone removing device - Google Patents

Abstract

The utility model relates to a hepatobiliary calculus removal device, which comprises a first clamp body and a second clamp body, wherein the first clamp body comprises a first clamp rod, two ends of the first clamp rod are respectively connected with a first clamp handle and a first clamp head, the second clamp body comprises a second clamp rod, two ends of the second clamp rod are respectively connected with a second clamp handle and a second clamp head, and the middle part of the first clamp rod is hinged with the middle part of the second clamp rod through a pin shaft; the arc rack is installed to the link of first pincers pole and first pincers handle, and the link of second pincers pole and second pincers handle is equipped with the arc sleeve pipe, and the arc sleeve pipe is first to be equipped with the fixed establishment who is used for fixed arc rack. The utility model has the advantages that: this kind of stone device is got to hepatobiliary, during the use, hold between the fingers first pincers handle and second pincers handle with the hand, carry the calculus through first binding clip and second binding clip, then fix the arc rack in the arc cover through fixed establishment, can prevent that the calculus from following the roll-off between first binding clip and the second binding clip.

Description

Liver and gall stone removing device

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a stone device is got to liver and gall.

Background

At present, the calculus in vivo can be taken out by adopting a minimally invasive surgery for the hepatobiliary calculus which cannot be treated by adopting medicines and is discharged out of the body, wherein the calculus is taken out by a calculus taking forceps which is commonly used, but when the existing calculus taking forceps are used for clamping the calculus, the calculus can easily slide out of the clamping part of the forceps.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a liver and gall stone removing device is provided, which solves the defects of the prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a hepatobiliary calculus removing device comprises a first clamp body and a second clamp body, wherein the first clamp body comprises a first clamp rod, two ends of the first clamp rod are respectively connected with a first clamp handle and a first clamp head, the second clamp body comprises a second clamp rod, two ends of the second clamp rod are respectively connected with a second clamp handle and a second clamp head, and the middle part of the first clamp rod is hinged with the middle part of the second clamp rod through a pin shaft; the clamp comprises a first clamp rod, a second clamp rod and a first clamp handle, wherein the first clamp rod is connected with the first clamp handle through a first connecting rod, the second clamp rod is connected with the second clamp handle through a second connecting rod, the first connecting rod is connected with the second clamp handle through a second connecting rod, and the second clamp rod is connected with the first clamp handle through a second connecting rod.

The utility model has the advantages that: this kind of stone device is got to hepatobiliary, during the use, hold between the fingers first pincers handle and second pincers handle with the hand, carry the calculus through first binding clip and second binding clip, then fix the arc rack in the arc cover through rack fixed establishment, can prevent that the calculus from following the roll-off between first binding clip and the second binding clip.

Further: one side of the first tong head opposite to the second tong head is provided with a first groove and a second tong head respectively, the inner side wall of the first groove is provided with a first rubber pad, and the inner side wall of the second tong head is provided with a second rubber pad.

The beneficial effects of the further scheme are as follows: the stone can be more firmly fixed in the first groove and the second forceps head through the matching of the first rubber block and the second rubber block, and the stone can be prevented from being crushed.

Further: the rack fixing mechanism comprises an installation block, the installation block is installed on the side wall of the arc-shaped sleeve, the installation block is close to one side of the arc-shaped sleeve to be provided with a cavity, the side wall of the arc-shaped sleeve is provided with an opening communicated with the cavity, the installation block is far away from one end of the arc-shaped sleeve to be provided with a through hole, a pull rod is arranged in the through hole and is located at one end in the cavity, the tooth block is meshed with the arc-shaped rack, the pull rod is located at one end outside the cavity and is provided with a handle, a spring is sleeved on the pull rod, and two ends of the spring are respectively abutted to the tooth block and the installation block.

The beneficial effects of the further scheme are as follows: when the arc-shaped rack needs to be loosened, the handle is pulled, the handle drives the tooth block to move through the pull rod, the tooth block and the arc-shaped rack are separated, the arc-shaped rack can be loosened, when the arc-shaped rack needs to be fixed, the handle is loosened, the tooth block moves under the elastic action of the spring, the tooth block is meshed with the arc-shaped rack, the arc-shaped rack can be fixed in the arc-shaped sleeve, and operation is convenient.

Further: the arc-shaped rack is provided with first helical teeth, the inclined plane of the first helical teeth faces the second clamp rod, the tooth block is provided with second helical teeth, the inclined plane of the second helical teeth faces the first clamp rod, and the arc-shaped rack is meshed with the tooth block through the first helical teeth and the second helical teeth.

The beneficial effects of the further scheme are as follows: due to the design, when stones are clamped, the inclined surfaces on the first inclined teeth extrude the inclined surfaces on the second inclined teeth, the arc-shaped rack is not influenced to stretch into the arc-shaped sleeve, the handle does not need to be pulled, and the tooth block is separated from the arc-shaped rack.

Further: the handle is a handle ring.

The beneficial effects of the further scheme are as follows: the handle ring can be conveniently pulled by hands.

Drawings

Fig. 1 is a schematic structural view of a hepatobiliary calculus removing device according to an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

in the figure: 1. a first caliper body; 11. a first plier handle; 12. a first plier handle; 13. a first binding clip; 131. A first rubber pad; 14. an arc-shaped rack; 141. a first helical tooth; 2. a second caliper body; 21. a second clamp bar; 22. a second forceps handle; 23. a second binding clip; 231. a second rubber pad; 24. an arc-shaped sleeve; 241. An opening; 25. a fixing mechanism; 251. mounting blocks; 2511. a cavity; 2512. a through hole; 252. a pull rod; 253. a tooth block; 2531. a second helical tooth; 254. a handle; 255. a spring; 3. and (7) a pin shaft.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example one

As shown in fig. 1-3, a hepatobiliary calculus removing device comprises a first forceps body 1 and a second forceps body 2, wherein the first forceps body 1 comprises a first forceps rod 11, two ends of the first forceps rod 11 are respectively connected with a first forceps handle 12 and a first forceps head 13, the second forceps body 2 comprises a second forceps rod 21, two ends of the second forceps rod 21 are respectively connected with a second forceps handle 22 and a second forceps head 23, and the middle part of the first forceps rod 11 is hinged with the middle part of the second forceps rod 21 through a pin shaft 3; the connecting end of the first forceps rod 11 and the first forceps handle 12 is provided with an arc-shaped rack 14, the connecting end of the second forceps rod 21 and the second forceps handle 22 is provided with an arc-shaped sleeve 24, and the arc-shaped sleeve 24 is firstly provided with a fixing mechanism 25 for fixing the arc-shaped rack 14.

Example two

On the basis of the first embodiment, the first binding clip 13 and the second binding clip 23 are both arc-shaped, the inner side wall of the first binding clip 13 is provided with a first rubber pad 131, and the inner side wall of the second binding clip 23 is provided with a second rubber pad 231.

EXAMPLE III

On the basis of the second embodiment, the rack fixing mechanism 25 comprises a mounting block 251, the mounting block 251 is mounted on the side wall of the arc-shaped sleeve 24, a cavity 25111 is formed in one side, close to the arc-shaped sleeve 24, of the mounting block 251, an opening 241 communicated with the cavity 2511 is formed in the side wall of the arc-shaped sleeve 24, a through hole 2512 is formed in one end, away from the arc-shaped sleeve 24, of the mounting block 251, a pull rod 252 is arranged in the through hole 2512, a tooth block 253 is arranged at one end, located in the cavity 2511, of the pull rod 252, the tooth block 253 is meshed with the arc-shaped rack 14, a handle 254 is arranged at one end, located outside the cavity 2511, a spring 255 is sleeved on the.

Example four

In the third embodiment, the arc-shaped rack 14 is provided with the first helical teeth 141, the inclined surface of the first helical teeth 141 faces the second jaw bar 21, the tooth block 253 is provided with the second helical teeth 2531, the inclined surface of the second helical teeth 2531 faces the first jaw bar 11, and the arc-shaped rack 14 and the tooth block 253 are engaged with each other through the first helical teeth 141 and the second helical teeth 2531.

EXAMPLE five

On the basis of the fourth embodiment, the handle 254 is a handle ring.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (5)

1. The hepatobiliary calculus removing device is characterized by comprising a first clamp body (1) and a second clamp body (2), wherein the first clamp body (1) comprises a first clamp rod (11), two ends of the first clamp rod (11) are respectively connected with a first clamp handle (12) and a first clamp head (13), the second clamp body (2) comprises a second clamp rod (21), two ends of the second clamp rod (21) are respectively connected with a second clamp handle (22) and a second clamp head (23), and the middle part of the first clamp rod (11) is hinged with the middle part of the second clamp rod (21) through a pin shaft (3); an arc-shaped rack (14) is installed at the connecting end of the first clamp rod (11) and the first clamp handle (12), an arc-shaped sleeve (24) is arranged at the connecting end of the second clamp rod (21) and the second clamp handle (22), and a rack fixing mechanism (25) used for fixing the arc-shaped rack (14) is arranged on the side wall of the arc-shaped sleeve (24).

2. The hepatobiliary calculus removing device according to claim 1, wherein the first forceps head (13) and the second forceps head (23) are both arc-shaped, a first rubber pad (131) is disposed on an inner side wall of the first forceps head (13), and a second rubber pad (231) is disposed on an inner side wall of the second forceps head (23).

3. The hepatobiliary calculus removing device according to claim 1, wherein the rack fixing mechanism (25) comprises a mounting block (251), the mounting block (251) is mounted on a side wall of the arc-shaped sleeve (24), a cavity (2511) is formed in one side, close to the arc-shaped sleeve (24), of the mounting block (251), an opening (241) communicated with the cavity (2511) is formed in the side wall of the arc-shaped sleeve (24), a through hole (2512) is formed in one end, far away from the arc-shaped sleeve (24), of the mounting block (251), a pull rod (252) is arranged in the through hole (2512), a tooth block (253) is arranged at one end, located in the cavity (2511), of the pull rod (252), the tooth block (253) is meshed with the arc-shaped rack (14), a handle (254) is arranged at one end, located outside the cavity (2511), and a spring (255) is sleeved on the pull rod (252), the two ends of the spring (255) are respectively abutted against the tooth block (253) and the mounting block (251).

4. The hepatobiliary calculus removing device according to claim 3, wherein the arc-shaped rack (14) is provided with a first helical tooth (141), an inclined surface of the first helical tooth (141) faces the second forceps rod (21), the tooth block (253) is provided with a second helical tooth (2531), an inclined surface of the second helical tooth (2531) faces the first forceps rod (11), and the arc-shaped rack (14) and the tooth block (253) are engaged with each other through the first helical tooth (141) and the second helical tooth (2531).

5. The hepatobiliary calculus removal device according to claim 3, wherein the handle (254) is a bracelet.

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