CN220655629U

CN220655629U - Stone taking device

Info

Publication number: CN220655629U
Application number: CN202321002610.6U
Authority: CN
Inventors: 王彬
Original assignee: Luzhou Naxi District People's Hospital
Current assignee: Luzhou Naxi District People's Hospital
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2024-03-26
Anticipated expiration: 2033-04-28

Abstract

The utility model belongs to the technical field of medical auxiliary instruments, and particularly discloses a stone removing device which comprises a shell, wherein a plurality of groups of clamping jaws are rotatably arranged at one end of the inside of the shell, one end of each clamping jaw extends to the outside of the shell, and a rotating arm is fixedly connected to the end part of each clamping jaw; the position of the rocking arm that corresponds in the shell all rotates and installs the conflict arm, the position of the conflict arm that corresponds in the shell all rotates and installs the leading wheel, still sliding connection has the slide in the shell, through the setting of multiunit clamping jaw, only need drive the slide through the drive unit and slide, alright let the conflict arm conflict to the rocking arm, let the rocking arm drive clamping jaw rotate to rotate alright take out after the calculus centre gripping through multiunit clamping jaw's rotation in opposite directions, whole in-process need not the doctor to use more hand strength, only need hold the shell operate can, also can not consume more vigor of doctor.

Description

Stone taking device

Technical Field

The utility model relates to the technical field of medical auxiliary instruments, in particular to a stone removing device.

Background

In surgery, gall-stone is a disease of gall-stone system including gall-stone or gall-stone occurrence in bile duct, and for some larger stones, medicine treatment and discharge cannot be adopted, so that gall-stone or gall-stone needs to be taken out through surgery; the common method in hospitals is to take out the stone through a stone forceps;

in order to further understand the stone removal mechanism in the prior art, the following bulletin numbers are searched: the Chinese patent of CN214907715U discloses a calculus pincers, concretely relates to medical instrument technical field, including two articulated pincers handles of connecting, the front end of pincers handle is equipped with the binding clip, the rear end of pincers handle is equipped with the portion of gripping, be equipped with the buckle that is used for joint visualization equipment near the pincers head end on the pincers handle, but flexible replacement visualization equipment, simple structure.

Through exploring and analyzing, the patent has the following defects in actual use:

in this patent, the finger of the doctor is required to be placed on the holding part, and the stone can be held and taken out through the forceps head by the continuous forced operation of the finger, so if the stone in the patient is more, the doctor is required to continuously operate and hold the stone by the hand, and more hand force of the doctor is consumed, so that more energy is consumed.

Disclosure of Invention

Aiming at the technical problems that in the prior art, the calculus forceps need to be placed on the holding part by fingers and can be clamped and taken out by the forceps head only by the continuous forced operation of the fingers, the utility model provides a calculus removing device.

The technical scheme adopted by the utility model is as follows: the stone removing device comprises a shell, wherein a plurality of groups of clamping jaws are rotatably arranged at one end of the inside of the shell, one end of each clamping jaw extends to the outside of the shell, and a rotating arm is fixedly connected to the end part of each clamping jaw; the device comprises a shell, a rotating arm, a guide wheel, a sliding plate, a pull rope, a guide wheel and a guide wheel, wherein the rotating arm is arranged at the position, corresponding to the rotating arm, in the shell in a rotating way; and a driving unit for controlling the sliding plate to linearly slide is also arranged in the shell.

Through adopting above-mentioned technical scheme, can avoid doctor's hand to last with power.

Further, the drive unit comprises a threaded rod which is rotationally connected in the shell and a motor which is fixedly connected in the shell, a driving shaft of the motor is fixedly connected with the threaded rod, a nut sleeve is fixedly inlaid in the sliding plate, the threaded rod is in threaded connection with the nut sleeve, a sliding groove is further formed in the inner wall of the shell, a sliding block is fixedly connected to the outer portion of the sliding plate, and the sliding block is slidably connected in the sliding groove.

By adopting the technical scheme, the sliding plate can perform linear motion.

Further, a reset spring is arranged between the rotating arm and the inner wall of the shell, and two ends of the reset spring are fixedly connected with the rotating arm and the inner wall of the shell respectively.

Through adopting above-mentioned technical scheme, can promote clamping jaw rotation through reset spring.

Further, one end of the abutting arm, which is contacted with the rotating arm, is rotatably connected with an abutting wheel.

Through adopting above-mentioned technical scheme, can contradict the arm and contradict to the rocking arm more smoothly.

Further, the magnet is fixedly embedded outside the abutting arm, and the rotating arm is made of iron or magnetic materials.

By adopting the technical scheme, when stones are not clamped, the clamping jaws of the multiple groups can simultaneously rotate in opposite directions.

Further, a baffle is fixedly connected in the shell, a plurality of groups of through holes are formed in the baffle, and the pull rope penetrates through the through holes and is fixedly connected with the sliding plate.

Through adopting above-mentioned technical scheme, can lead the rope through the through-hole.

Further, the battery box is detachably and fixedly connected to one end of the shell, a control button is fixedly arranged outside the shell, and the control button is used for starting or closing the motor.

By adopting the technical scheme, the motor can be powered.

Further, the first bull stick of outside both ends all fixedly connected with of clamping jaw, the outside rotation of first bull stick is connected with first fixed plate, first fixed plate and shell inner wall fixed connection.

Through adopting above-mentioned technical scheme, can realize the rotation installation of clamping jaw.

Further, the outside rotation of conflict arm is connected with the second bull stick, the outside fixedly connected with second fixed plate of second bull stick, second fixed plate and the inner wall fixed connection of shell.

Through adopting above-mentioned technical scheme, can realize the rotation installation of conflict arm.

Further, both ends of the guide wheel are rotatably connected with a third fixing plate, and the third fixing plate is fixedly connected to the outside of the partition plate.

Through adopting above-mentioned technical scheme, can realize the rotation installation of leading wheel.

The beneficial effects of the utility model are as follows: compared with the prior art, the stone clamping device has the advantages that through the arrangement of the plurality of groups of clamping jaws, the sliding plate is driven to slide only through the driving unit, the abutting arms abut against the rotating arms, the rotating arms drive the clamping jaws to rotate, so that stones can be clamped and taken out through opposite rotation of the plurality of groups of clamping jaws, in the whole process, a doctor does not need to use more hand force, only the shell is held for operation, and more effort of the doctor is not consumed.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

FIG. 2 is a schematic diagram of an axial structure of the present utility model.

Fig. 3 is a schematic cross-sectional view of the housing of the present utility model.

Fig. 4 is a schematic view of the internal structure of the housing in the present utility model.

Fig. 5 is a schematic view of the structure of the clamping jaw and the threaded rod in the utility model.

Fig. 6 is a schematic view of the structure of the clamping jaw in the utility model.

Marked in the figure as: 1. a housing; 2. a clamping jaw; 3. a first rotating lever; 4. a first fixing plate; 5. a return spring; 6. a rotating arm; 7. an abutting arm; 8. a second rotating rod; 9. a second fixing plate; 10. a contact wheel; 11. a pull rope; 12. a guide wheel; 13. a third fixing plate; 14. a partition plate; 15. a threaded rod; 16. a slide plate; 17. a nut sleeve; 18. a chute; 19. a slide block; 20. a motor; 21. a battery case; 22. a control button; 23. and (3) a magnet.

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model will be further described with reference to fig. 1-6.

In order to solve the problems in the background technology, the application provides the following technical scheme: a stone taking device.

Example 1

In specific technical scheme, including a shell 1, wherein, rotate at the inside one end of shell 1 and be equipped with multiunit clamping jaw 2, and set up six groups in this application, specifically, the equal fixedly connected with first dwang 3 in outside both ends of clamping jaw 2, the outside rotation of first dwang 3 is connected with first fixed plate 4, first fixed plate 4 and shell 1 inner wall fixed connection, so realized clamping jaw 2's rotation connection, and clamping jaw 2 is the cuboid structure, the width is about 3-5mm, clamping jaw 2's length can set up according to actual need, in order to increase frictional force, can also set up non-slip raised in clamping jaw 2's opposite ends.

Further, one end of the clamping jaw 2 extends to the outside of the shell 1 and is used for clamping stones, the end part of the clamping jaw 2 is fixedly connected with the rotating arm 6, the rotating arm 6 aims at driving the clamping jaw 2 to rotate, and in order to achieve a reset function, a reset spring 5 is arranged between the rotating arm 6 and the inner wall of the shell 1, two ends of the reset spring 5 are fixedly connected with the rotating arm 6 and the inner wall of the shell 1 respectively, and when the clamping jaw 2 does not need to clamp stones, the clamping jaw 2 can be pushed to drive the clamping jaw 2 to rotate in a reverse mode through the arrangement of the reset spring 5.

In order to enable the rotating arm 6 to drive the clamping jaw 2 to rotate, the corresponding position of the rotating arm 6 in the shell 1 is provided with the abutting arm 7 in a rotating mode, specifically, the second rotating rod 8 is connected to the outer portion of the abutting arm 7 in a rotating mode, the second fixing plate 9 is fixedly connected to the outer portion of the second rotating rod 8, the second fixing plate 9 is fixedly connected with the inner wall of the shell 1, rotation installation of the abutting arm 7 is achieved, and the abutting arm 7 is similar to a V-shaped structure.

Further designed as follows

The corresponding position of the abutting arm 7 in the shell 1 is provided with a guide wheel 12 in a rotating mode, two ends of the specific guide wheel 12 are connected with a third fixing plate 13 in a rotating mode, the third fixing plate 13 is fixedly connected to the outside of the partition plate 14, therefore the rotating connection of the guide wheel 12 is achieved, and the guide wheel 12 is used for guiding and supporting the stay ropes 11.

In order to make the abutting arm 7 contact the rotating arm 6 smoothly, an abutting wheel 10 is rotatably connected to one end of the abutting arm 7 contacting the rotating arm 6, and the abutting wheel 10 abuts against the rotating arm 6.

Wherein, slide 16 is connected in the shell 1 in a sliding way, baffle 14 is connected in the shell 1 in a fixed way, a plurality of groups of through holes are arranged on the baffle 14, and pull ropes 11 are fixedly connected with the slide 16 after passing through the through holes.

In order to enable the abutting arm 7 to rotate, a pull rope 11 is fixedly connected to the outer portion of the abutting arm 7, and one end of the pull rope 11 penetrates through the guide wheel 12 and is fixedly connected with the sliding plate 16; a driving unit for controlling the sliding plate 16 to linearly slide is also provided in the housing 1.

In particular, the method comprises the steps of,

the driving unit comprises a threaded rod 15 rotatably connected in the shell 1 and a motor 20 fixedly connected in the shell 1, the motor 20 is used as a power source for driving the threaded rod 15 to rotate, the motor 20 can adopt a miniature servo motor 20, forward rotation and reverse rotation can be controlled, a driving shaft of the motor 20 is fixedly connected with the threaded rod 15, in order to realize sliding of the sliding plate 16, a nut sleeve 17 is fixedly embedded in the sliding plate 16, the threaded rod 15 is in threaded connection with the nut sleeve 17, in order to conduct guiding, a sliding groove 18 is further formed in the inner wall of the shell 1, a sliding block 19 is fixedly connected to the outer portion of the sliding plate 16, and the sliding block 19 is in sliding connection with the sliding groove 18.

The further design is as follows, still can dismantle fixedly connected with battery case 21 in the one end of shell 1, be equipped with the lithium cell in the battery case 21, provide the electric quantity for motor 20, and at the outside fixed mounting of shell 1 there is control button 22, control button 22 is used for starting or closing motor 20, can control the corotation and the reversal of motor 20, and control button 22 control motor 20 work's technique is prior art.

The technical proposal is explained as follows

When a large gall-stone is required to be taken out, firstly taking the shell 1, aligning the plurality of groups of clamping jaws 2 to a stone forming block, wrapping the stone through the plurality of groups of clamping jaws 2, then pressing the control button 22 to enable the motor 20 to rotate positively, enabling the motor 20 to drive the threaded rod 15 to rotate, and then guiding the sliding block 19 and the sliding groove 18 downwards, so that the sliding plate 16 slides in the shell 1, and meanwhile, the sliding plate 16 stretches the pull rope 11;

then under the action of the guide wheel 12, the pull rope 11 pulls the abutting arm 7 to rotate by taking the second rotating rod 8 as the circle center, meanwhile, the abutting arm 7 abuts against the rotating arm 6 through the abutting wheel 10, and the rotating arm 6 drives the clamping jaw 2 to rotate by taking the first rotating rod 3 as the circle center, so that synchronous opposite rotation of a plurality of groups of clamping jaws 2 can be realized, and stones can be clamped;

after holding the stones, the control button 22 is not pressed, the shell 1 is taken out, the stones are taken out, then the control button 22 is pressed again, the motor 20 is reversed, namely the sliding plate 16 slides towards the direction of the partition plate 14, so that the abutting arms 7 do not abut against the rotating arms 6, the clamping jaws 2 do not clamp the stones, meanwhile, the groups of clamping jaws 2 rotate in opposite directions under the thrust of the springs, and then the stones can fall out;

and then observing the extracted calculus.

Example two

In this embodiment, unlike the first embodiment, a magnet 23 is fixedly embedded outside the abutting arm 7, and the rotating arm 6 is made of iron or magnetic material.

The details of which are explained below,

when the held stones are required to be put down, the sliding plate 16 does not pull the pull rope 11, but is pushed by the elastic force of the reset spring 5, so that the rotating arm 6 drives the clamping jaw 2 to rotate outwards, meanwhile, the rotating arm 6 rotates towards the direction of the abutting arm 7, the magnet 23 on the abutting arm 7 can generate adsorption force on the rotating arm 6, so that the rotating arm 6 can move towards the direction of the abutting arm 7, the work of the reset spring 5 is assisted, and the stones on the clamping jaw 2 can be quickly dropped.

The foregoing detailed description of the utility model has been presented for purposes of illustration and description, and it should be understood that the foregoing is by way of illustration and example only, and is not intended to limit the scope of the utility model.

Claims

1. The stone removing device is characterized by comprising a shell (1), wherein a plurality of groups of clamping jaws (2) are rotatably arranged at one end of the inside of the shell (1), one end of each clamping jaw (2) extends to the outside of the shell (1), and a rotating arm (6) is fixedly connected with the end part of each clamping jaw (2); the device is characterized in that the corresponding positions of the rotating arms (6) in the shell (1) are respectively provided with a supporting arm (7) in a rotating mode, the corresponding positions of the supporting arms (7) in the shell (1) are respectively provided with a guide wheel (12) in a rotating mode, a sliding plate (16) is further connected in the shell (1) in a sliding mode, a pull rope (11) is fixedly connected to the outer portion of the supporting arms (7), and one end of the pull rope (11) penetrates through the guide wheels (12) and then is fixedly connected with the sliding plate (16); the shell (1) is also internally provided with a driving unit for controlling the sliding plate (16) to linearly slide.

2. A stone removal device as claimed in claim 1, characterised in that the drive unit comprises a threaded rod (15) rotatably connected in the housing (1) and a motor (20) fixedly connected in the housing (1), a drive shaft of the motor (20) is fixedly connected with the threaded rod (15), a nut sleeve (17) is fixedly inlaid in the slide plate (16), the threaded rod (15) is in threaded connection with the nut sleeve (17), a slide groove (18) is further formed in the inner wall of the housing (1), a slide block (19) is fixedly connected to the outer portion of the slide plate (16), and the slide block (19) is slidably connected in the slide groove (18).

3. A stone removal device as claimed in claim 2, characterised in that a return spring (5) is arranged between the swivel arm (6) and the inner wall of the housing (1), both ends of the return spring (5) being fixedly connected with the swivel arm (6) and the inner wall of the housing (1) respectively.

4. A stone removal device as claimed in claim 1, characterised in that the end of the abutment arm (7) in contact with the swivel arm (6) is rotatably connected with an abutment wheel (10).

5. A stone removal device as claimed in claim 4 or 1, characterised in that said abutment arm (7) is externally fixed with a magnet (23) embedded therein, said arm (6) being made of iron or a magnetic material.

6. A stone removal device as claimed in claim 1, wherein a partition (14) is fixedly connected in the housing (1), a plurality of groups of through holes are formed in the partition (14), and the pull rope (11) passes through the through holes and is fixedly connected with the slide plate (16).

7. A stone removal device as claimed in claim 1, characterised in that one end of said housing (1) is removably and fixedly connected with a battery compartment (21), a control button (22) being fixedly mounted on the outside of said housing (1), said control button (22) being adapted to activate or deactivate the motor (20).

8. A stone removal device as claimed in claim 1, characterised in that the two ends of the outer part of the clamping jaw (2) are fixedly connected with a first rotating rod (3), the outer part of the first rotating rod (3) is rotatably connected with a first fixing plate (4), and the first fixing plate (4) is fixedly connected with the inner wall of the housing (1).

9. A stone removal device as claimed in claim 1, characterised in that the outer part of the abutment arm (7) is rotatably connected with a second rotating rod (8), the outer part of the second rotating rod (8) is fixedly connected with a second fixing plate (9), and the second fixing plate (9) is fixedly connected with the inner wall of the housing (1).

10. A stone extractor according to claim 6, characterized in that the two ends of the guide wheel (12) are both rotatably connected with a third fixing plate (13), the third fixing plate (13) being fixedly connected to the outside of the partition plate (14).