CN219516446U

CN219516446U - Urinary calculus taking device

Info

Publication number: CN219516446U
Application number: CN202320484669.7U
Authority: CN
Inventors: 程龙
Original assignee: Lanzhou University Second Hospital
Current assignee: Lanzhou University Second Hospital
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-08-15
Anticipated expiration: 2033-03-14

Abstract

The utility model discloses a urinary calculus removing device which comprises a guide part, wherein a handle is fixedly arranged at one end of the guide part, clamping pieces are symmetrically and movably arranged in the other end of the guide part, steel wire holes are symmetrically formed in the guide part, steel wires are movably arranged in the steel wire holes, one end of each steel wire is fixedly connected with the corresponding clamping piece, and the other end of each steel wire extends into the handle and is connected with sliding blocks which are slidably arranged on two opposite side walls of the handle. According to the urinary calculus extractor, the sliding buckle is controlled to move in the sliding groove by manpower, the sliding buckle drives the sliding block to enable the sliding block to pull the steel wire, the steel wire changes the direction of the pulley to enable the steel wire to pull the clamping pieces to move to two sides, the two clamping pieces are separated, the first springs are arranged on the clamping pieces, a pushing force is applied to the clamping pieces to enable the two clamping pieces to be combined together so as to have clamping force, and the clamping radius is larger due to bidirectional meshing provided by the two clamping pieces, so that larger calculus can be clamped conveniently.

Description

Urinary calculus taking device

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a urinary calculus removing device.

Background

The existing urinary calculus removing technology breaks up calculus through laser, the broken calculus is easy to stay in the body, calculus which cannot be discharged automatically is required to be removed through the calculus removing pliers, most of the existing calculus removing pliers are in one-way engagement, the available clamping radius of one-way engagement clamping is small, and the clamping is limited.

Disclosure of Invention

The utility model aims to provide a urinary calculus removing device which is used for solving the problems.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a urinary calculus stone extractor, includes guiding portion, the one end fixed mounting of guiding portion has the handle, the symmetry activity is provided with the clamping piece in the other end of guiding portion, the wire hole has been seted up to the symmetry in the guiding portion, movable mounting has the steel wire in the wire hole, the one end fixed connection of steel wire is in the clamping piece, and the other end extends to in the handle, and with the slider that the relative both sides wall slip of handle set up is connected.

Preferably, the handle is characterized in that a sliding groove is formed in the end face of the handle, a sliding block groove is formed in the handle, and the sliding groove is communicated with the sliding block groove.

The sliding buckle is movably installed in the sliding groove, a sliding block is movably installed in the sliding groove, rollers are symmetrically arranged on two opposite sides of the sliding block, a second spring is fixedly installed at the bottom end of the sliding block, and the bottom end of the sliding buckle is fixedly connected with the sliding block.

Preferably, the clamping piece is characterized in that first springs are symmetrically arranged on the side walls of the clamping piece, and the other ends of the first springs are fixedly connected to the guide parts.

Preferably, pulleys are symmetrically arranged in one end of the guide part, and the pulleys are positioned at the axle center of the symmetrically arranged first springs.

In the technical scheme, the urinary calculus removing device provided by the utility model has the following beneficial effects: the sliding buckle is controlled to move in the sliding groove by manpower, the sliding buckle drives the sliding block to enable the sliding block to pull the steel wire, the steel wire changes the direction of the force through the sliding block to enable the steel wire to pull the clamping pieces to move to two sides, the two clamping pieces are separated, the first spring arranged on the clamping pieces applies a pushing force to the clamping pieces, the two clamping pieces can be combined together to have clamping force, and the two clamping pieces are provided with bidirectional meshing to enable the clamping radius to be larger, so that clamping of larger stones is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a longitudinal cross-sectional structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic diagram of an exploded construction of the present utility model;

fig. 5 is a schematic view of a partial structure of the present utility model.

Reference numerals illustrate:

1. a handle; 2. a clamping piece; 3. a guide section; 4. a sliding buckle; 5. a slide block; 6. a roller; 7. a steel wire; 8. a pulley; 9. a first spring; 10. a second spring; 11. a sliding groove; 12. a slider groove; 13. and (5) a steel wire hole.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-5, the urinary stone extractor comprises a guide part 3, wherein one end of the guide part 3 is fixedly provided with a handle 1, clamping pieces 2 are symmetrically and movably arranged in the other end of the guide part 3, steel wire holes 13 are symmetrically formed in the guide part 3, steel wires 7 are movably arranged in the steel wire holes 13, one end of each steel wire 7 is fixedly connected with the corresponding clamping piece 2, and the other end of each steel wire 7 extends into the handle 1 and is connected with sliding blocks 5 which are slidably arranged on two opposite side walls of the handle 1.

Specifically, the guide part 3 is internally provided with a steel wire hole 13, the steel wire 7 passes through the steel wire hole 13 and is connected with the sliding block 5 in the handle 1, the steel wire 7 is pulled by the control sliding block 5, the other end of the steel wire 7 is connected with the clamping pieces 2, the steel wire 7 drives the two clamping pieces 2 to open when the sliding block 5 is pulled leftwards, and the steel wire 7 pushes the two clamping pieces 2 to close together when the sliding block 5 is pushed rightwards. The two-way engagement provided by the two clamping pieces 2 enables the clamping radius to be larger, and the clamping of larger stones is more convenient.

As a further provided embodiment of the present utility model, the end face of the handle 1 is provided with a sliding groove 11, the interior of the handle 1 is provided with a sliding groove 12, and the sliding groove 11 is communicated with the sliding groove 12.

As a further embodiment of the present utility model, a sliding buckle 4 is movably installed in the sliding groove 11, a sliding block 5 is movably installed in the sliding groove 12, rollers 6 are symmetrically disposed on opposite sides of the sliding block 5, a second spring 10 is fixedly disposed at the bottom end of the sliding block 5, and the bottom end of the sliding buckle 4 is fixedly connected to the sliding block 5.

Specifically, the sliding buckle 4 is connected with the sliding block 5 through the mutual communication of the sliding groove 12 and the sliding block groove 11, and the sliding buckle 4 is controlled to move back and forth in the sliding groove 11 so as to control the sliding block 5 to move back and forth, thereby achieving the purpose of controlling the sliding buckle 4 on the control handle 1 so as to control the sliding block 5 to drive the steel wire 7. The second spring 10 is mounted at the bottom end of the slide 5 to return the slide 5 to the fixed position when it is not controlled by human force.

As still another further embodiment of the present utility model, the side walls of the clip 2 are symmetrically provided with the first springs 9, and the other ends of the first springs 9 are fixedly connected to the guide portion 3.

Specifically, the first spring 9 arranged on the side wall of the clamping piece 2 provides a pushing force for the clamping piece 2, so that the two clamping pieces 2 are matched to have clamping force.

As a further embodiment provided further in the present utility model, the pulley 8 is symmetrically disposed in one end of the guide portion 3, and the pulley 8 is located at the axial center of the symmetrically disposed first spring 9.

Specifically, the pulley 8 is disposed at the axial center of the first spring 9, and the wire 7 changes the direction of the force through the pulley 8, thereby pulling the clip 2.

Working principle: with the position shown in fig. 1 as a reference, the sliding buckle 4 on the control handle 1 moves in the sliding groove 11, so that the sliding block 5 moves in the sliding groove 12, the steel wire 7 is connected with the sliding block 5 through the steel wire hole 13 formed in the guide part 3, the steel wire 7 is pulled by the sliding block 5 moving in the sliding groove 12, the steel wire 7 is pulled when the sliding block 5 moves to the left side of the sliding groove under force, the steel wire 7 is pulled by the direction of the pulley 8 to change the force direction, the first springs 9 symmetrically arranged on the side walls of the clamping pieces 2 are stressed and contracted, the first springs 9 provide a thrust force for the clamping pieces 2 when the clamping pieces 2 are pulled by manpower, so that the two clamping pieces 2 are matched with each other to have clamping force, and the second springs 10 arranged at the bottom end of the sliding block 5 push the sliding block 5 to the left side of the sliding groove when no manpower is used, so that the two clamping pieces 2 are combined.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a urinary calculus stone extractor, its characterized in that, includes guiding portion (3), the one end fixed mounting of guiding portion (3) has handle (1), symmetrical activity is provided with clamping piece (2) in the other end of guiding portion (3), wire hole (13) have been seted up to the symmetry in guiding portion (3), movable mounting has steel wire (7) in wire hole (13), the one end fixed connection of steel wire (7) is in clamping piece (2), and the other end extends to in handle (1) and with slider (5) that the relative both sides wall of handle (1) slided and set up are connected.

2. The urinary calculus removing device according to claim 1, wherein a sliding groove (11) is formed in the end face of the handle (1), a sliding block groove (12) is formed in the handle (1), and the sliding groove (11) is communicated with the sliding block groove (12).

3. The urinary stone extractor according to claim 2, wherein a sliding buckle (4) is movably installed in the sliding groove (11), a sliding block (5) is movably installed in the sliding block groove (12), rollers (6) are symmetrically arranged on two opposite sides of the sliding block (5), a second spring (10) is fixedly installed at the bottom end of the sliding block (5), and the bottom end of the sliding buckle (4) is fixedly connected with the sliding block (5).

4. Urinary calculus removal device according to claim 1, characterized in that the side walls of the clip (2) are symmetrically provided with a first spring (9), the other end of the first spring (9) being fixedly connected to the guide part (3).

5. A urinary stone extractor as claimed in claim 1, characterized in that pulleys (8) are symmetrically arranged in one end of the guide portion (3), said pulleys (8) being located at the axle center of a symmetrically arranged first spring (9).