CN213075811U

CN213075811U - Hepatobiliary surgery is with getting stone device

Info

Publication number: CN213075811U
Application number: CN202020711340.6U
Authority: CN
Inventors: 何中文; 舒成; 薛峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-05
Filing date: 2020-05-05
Publication date: 2021-04-30
Anticipated expiration: 2030-05-05

Abstract

The utility model discloses a hepatobiliary surgery is with getting stone device, including the casing, be equipped with the cavity in the casing, cavity one side is the opening setting, is equipped with threaded rod and slide bar in the cavity, threaded rod and slide bar parallel arrangement, and the threaded rod rotates with the cavity lateral wall to be connected, slide bar and cavity lateral wall fixed connection, fixedly connected with gear on the threaded rod, meshing are connected with the control strip on the gear, and threaded connection has control block, control block and slide bar sliding connection on the threaded rod. The utility model discloses a set up control strip, threaded rod, first clamping piece and second clamping piece and can realize the push control strip, the control strip will pass through the gear and drive the threaded rod and rotate, and the threaded rod rotates and will make the control block remove, and then realizes that the control block drives first clamping piece of fixed connection with it and removes the centre gripping of realization to the calculus towards the direction of second clamping piece, whole process easy operation.

Description

Hepatobiliary surgery is with getting stone device

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a hepatobiliary surgery is with getting stone device.

Background

Calculus in human body is solid block formed in duct cavity or cavity organ in human body or animal body, such as kidney, ureter, gallbladder or bladder, etc., and can cause obstruction of duct cavity, affect drainage of affected organ liquid, and produce symptoms of pain, hemorrhage or secondary infection, etc.

However, the conventional stone removing device is complex and tedious in operation and general in stone removing effect, and most of stone removing forceps adopt symmetrical double-piece rotating forceps bodies, so that the forceps bodies are required to be moved to the central part of a cavity at each time, the injury to a human body is prevented when the forceps bodies act, certain limitation is caused to the movement of the forceps bodies, and the use of the forceps bodies is greatly limited.

Therefore, a calculus removing device for hepatobiliary surgery is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems, and provides a simple stone removing device for hepatobiliary surgery, which does not need to move two forceps bodies simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a hepatobiliary surgery is with getting stone device, includes the casing, be equipped with the cavity in the casing, cavity one side is the opening setting, be equipped with threaded rod and slide bar in the cavity, threaded rod and slide bar parallel arrangement, the threaded rod rotates with the cavity lateral wall to be connected, slide bar and cavity lateral wall fixed connection, fixedly connected with gear on the threaded rod, the meshing is connected with the control strip on the gear, threaded connection has the control block on the threaded rod, control block and slide bar sliding connection, the control block extends to external fixedly connected with first clamping piece from cavity opening department, the outside fixedly connected with second clamping piece of casing.

Preferably, the control bar is composed of a moving rod and a rack.

Preferably, the movable rod penetrates through the side wall opposite to the opening of the cavity and is in sliding connection with the side wall, the movable rod is a square rod, one end, located in the cavity, of the movable rod is fixedly connected with the rack, and the rack is in meshed connection with the gear.

Preferably, the shell is of a cylindrical structure, and the axes of the threaded rod and the sliding rod are both perpendicular to the axis of the shell.

Preferably, the first clamping member includes a first connecting strip fixedly connected to the control block, a first clamping head is fixedly connected to one end of the first connecting strip away from the control block, the second clamping member includes a second connecting strip fixedly connected to the housing, and a second clamping head is fixedly connected to one end of the second connecting strip away from the housing.

Preferably, the first clamping head and the second clamping head can be symmetrical about a plane perpendicular to the axis of the threaded rod, and one sides of the first clamping head and the second clamping head, which are close to each other, are both concave cambered surface structures.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the control strip can be pushed by arranging the control strip, the threaded rod, the first clamping piece and the second clamping piece, the control strip can drive the threaded rod to rotate through the gear, the threaded rod rotates to enable the control block to move, and then the control block drives the first clamping piece fixedly connected with the control block to move towards the second clamping piece to clamp the stone, so that the whole process is simple to operate;

2. through setting up first clamping piece and second clamping piece and for fixed setting, only remove first clamping piece when can realizing removing, and then can avoid the big and easy and human contact of the pincers body of the current pincers body structure space that needs to remove when removing to cause shortcomings such as injury to the human body of the pincers body of symmetry setting.

Drawings

FIG. 1 is a schematic view of the overall structure of a lithotomy device for hepatobiliary surgery according to the present invention;

fig. 2 is a schematic side perspective structural view of the lithotomy device for hepatobiliary surgery of the present invention.

In the figure: the clamping device comprises a shell 1, a cavity 2, a threaded rod 3, a sliding rod 4, a gear 5, a control bar 6, a control block 7, a first clamping piece 8, a second clamping piece 9, a movable rod 10, a rack 11, a first connecting bar 12, a first clamping head 13, a second connecting bar 14 and a second clamping head 15.

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.

Referring to fig. 1-2, a stone removing device for hepatobiliary surgery comprises a shell 1, wherein the shell 1 is of a cylindrical structure, a cavity 2 is arranged in the shell 1, the cavity 2 is of a cuboid structure, one side of the cavity 2 is provided with an opening, a threaded rod 3 and a sliding rod 4 are arranged in the cavity 2, the threaded rod 3 is parallel to the sliding rod 4, the threaded rod 3 is rotatably connected with the side wall of the cavity 2, and the sliding rod 4 is fixedly connected with the side wall of the cavity 2.

The axes of the threaded rod 3 and the sliding rod 4 are both perpendicular to the axis of the shell 1.

The threaded rod 3 is fixedly connected with a gear 5, and the gear 5 is engaged with a control strip 6.

The control bar 6 is composed of a moving rod 10 and a rack 11.

The carriage release lever 10 runs through 2 relative lateral walls of cavity opening and sliding connection with it, carriage release lever 10 is square pole, and then only can slide and unable rotation with 2 lateral walls of cavity, carriage release lever 10 runs through 2 lateral walls of cavity and extends to external fixedly connected with and promotes the piece, through promoting that the piece can be more convenient promote or spur carriage release lever 10, carriage release lever 10 axis and 1 axis parallel arrangement of casing, one end and rack 11 fixed connection that carriage release lever 10 is located cavity 2, rack 11 is connected with the meshing of gear 5.

Threaded connection has control block 7 on threaded rod 3,

control block

7 and 4 sliding connection of slide bar, and control block 7 extends to external fixedly connected with first clamping piece 8 from 2 openings in cavity, and 1 outside fixedly connected with second clamping piece 9 of casing, and threaded rod 3 is connected with control block 7: when the control strip 6 moves towards the opening of the cavity 2, the control strip 6 will drive the gear 5 to rotate, the gear 5 will drive the threaded rod 3 to rotate, and at this time, the threaded rod 3 will drive the control block 7 to move towards the second clamping part 9.

The first clamping member 8 comprises a first connecting strip 12 fixedly connected with the control block 7, one end of the first connecting strip 12, which is far away from the control block 7, is fixedly connected with a first clamping head 13, the second clamping member 9 comprises a second connecting strip 14 fixedly connected with the shell 1, and one end of the second connecting strip 14, which is far away from the shell 1, is fixedly connected with a second clamping head 15.

First holding head 13 and second holding head 15 can be about the plane symmetry of perpendicular threaded rod 3 axis, and the one side that first holding head 13 and second holding head 15 are close to each other is sunken cambered surface structure, and then can make things convenient for the centre gripping calculus more.

Now, the operation principle of the present invention is described as follows:

the utility model discloses in, mobile device makes the sunk structure and the calculus laminating of second holding head 15, then promote and promote the piece, it will drive fixed connection's carriage release lever 10 with it and remove towards 2 open-ended directions of cavity to promote the piece, carriage release lever 10 will drive rack 11 and remove, rack 11 will drive the gear 5 rotation of being connected with it meshing, gear 5 will drive fixed connection's threaded rod 3 with it and rotate, control block 7 owing to with 4 sliding connection of slide bar, can't rotate under the effect of threaded rod 3 with slide bar 4, and then realize that threaded rod 3 will take place relative displacement with control block 7, control block 7 will drive fixed connection's first clamping piece 8 with it and remove towards the direction of second clamping piece 9, and then realize that the calculus is fixed between first holding head 13 and second holding head 15, and then realize taking out the calculus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hepatobiliary surgery is with getting stone device, includes casing (1), its characterized in that, be equipped with cavity (2) in casing (1), cavity (2) one side sets up for the opening, be equipped with threaded rod (3) and slide bar (4) in cavity (2), threaded rod (3) and slide bar (4) parallel arrangement, threaded rod (3) and cavity (2) lateral wall rotate to be connected, slide bar (4) and cavity (2) lateral wall fixed connection, fixedly connected with gear (5) on threaded rod (3), meshing is connected with control strip (6) on gear (5), threaded rod (3) go up threaded connection have control block (7), control block (7) and slide bar (4) sliding connection, control block (7) extend to external fixedly connected with first clamping piece (8) from cavity (2) opening, and a second clamping piece (9) is fixedly connected to the outer part of the shell (1).

2. The lithotomy device for hepatobiliary surgery according to claim 1, characterized in that the control bar (6) consists of a moving rod (10) and a rack (11).

3. The lithotomy device for hepatobiliary surgery according to claim 2, characterized in that the moving rod (10) penetrates through the side wall opposite to the opening of the cavity (2) and is slidably connected with the side wall, the moving rod (10) is a square rod, one end of the moving rod (10) in the cavity (2) is fixedly connected with the rack (11), and the rack (11) is engaged with the gear (5).

4. The lithotomy device for hepatobiliary surgery according to claim 1, characterized in that the housing (1) is cylindrical, and the axes of the threaded rod (3) and the sliding rod (4) are perpendicular to the axis of the housing (1).

5. The lithotomy device for hepatobiliary surgery according to claim 1, wherein the first clamping member (8) comprises a first connecting strip (12) fixedly connected to the control block (7), wherein a first clamping head (13) is fixedly connected to an end of the first connecting strip (12) remote from the control block (7), wherein the second clamping member (9) comprises a second connecting strip (14) fixedly connected to the housing (1), and wherein a second clamping head (15) is fixedly connected to an end of the second connecting strip (14) remote from the housing (1).

6. The hepatobiliary surgery lithotomy device according to claim 5, wherein the first clamping head (13) and the second clamping head (15) are symmetrical about a plane perpendicular to the axis of the threaded rod (3), and the sides of the first clamping head (13) and the second clamping head (15) adjacent to each other are both concave cambered structures.