CN214484569U

CN214484569U - Vertebral plate rongeur for spinal cord minimally invasive surgery

Info

Publication number: CN214484569U
Application number: CN202021995432.8U
Authority: CN
Inventors: 白艳强; 王启跃; 汪涛; 田全良
Original assignee: Beijing Dcn Orthopaedic Hospital Ltd
Current assignee: Beijing Dcn Orthopaedic Hospital Ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-10-26
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a spinal cord wicresoft surgery uses vertebral plate rongeur, including vertebral plate rongeur body and shell, be equipped with fixed establishment in the shell, the outer wall coupling of shell has the rotation button, rotates the button and is connected with the fixed establishment transmission, and the activity of vertebral plate rongeur body sets up in fixed establishment, and fixed establishment is assembled to make vertebral plate rongeur body and fixed establishment keep fixed through applying the effort in rotating the button. The utility model provides a spinal column spinal cord vertebral plate rongeur for minimal access surgery makes the vertebral plate rongeur body keep fixed through fixed establishment, makes fixed establishment carry out the centre gripping or loosen the vertebral plate rongeur body through rotating the knob simultaneously to make nurse or doctor take the vertebral plate rongeur body, improve nurse or doctor's work efficiency, can prevent in the use, foster bacterium in the protective housing leads to the vertebral plate rongeur body to be polluted, influence patient healthy, can protect patient's healthy.

Description

Vertebral plate rongeur for spinal cord minimally invasive surgery

Technical Field

The utility model relates to the technical field of medical instrument production, relate to a vertebral plate rongeur for spinal cord minimal access surgery particularly.

Background

A vertebral plate rongeur is a surgical instrument used for biting dead bones or trimming bone stumps in spinal surgeries. In the orthopedic surgery, doctors need to use vertebral plate rongeurs to bite and clamp dead bones or bone stumps of patients, and the vertebral plate rongeurs are common instruments in spinal cord minimally invasive surgery.

During operation, common surgical instruments are required to be placed on the surgical tray, since doctors and nurses need to wear sterile gloves during operation, the sensitivity of fingers is reduced due to the wearing of the sterile gloves, when taking the vertebral plate rongeur, since the sterile gloves are worn and the vertebral plate rongeur is placed on the operation tray, nurses cannot take the vertebral plate rongeur well, the taking is inconvenient, meanwhile, when the vertebral plate rongeur is taken before an operation, the vertebral plate rongeur is easy to contact bacteria in the air, so that the body health of a patient is injured, therefore, the vertebral plate rongeur for the spinal cord minimally invasive surgery is provided, and aims to solve the problem that after doctors and nurses wear sterile gloves, the problem that the body health of a patient is injured due to the fact that the vertebral plate rongeur is easy to contact bacteria in the air when the vertebral plate rongeur is inconvenient to take and taken before an operation.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing a spinal cord for minimal access surgery vertebra plate rongeur, aim at solving doctor and nurse after wearing aseptic gloves, inconvenient vertebral plate rongeur of taking and the vertebral plate rongeur of taking before the art when, the vertebral plate rongeur contacts the bacterium in the air easily, leads to the healthy problem that receives the injury of patient.

Technical scheme

In order to realize the above-mentioned purpose, the utility model provides a pair of spinal cord vertebral plate rongeur for minimal access surgery, including vertebral plate rongeur body and shell, be equipped with fixing mechanism in the shell, the outer wall coupling of shell has the rotation button, it is connected with the fixing mechanism transmission to rotate the button, vertebral plate rongeur body activity set up in fixing mechanism, fixing mechanism be assembled for through applying the effort in it makes to rotate the button the vertebral plate rongeur body with fixing mechanism keeps fixed.

As preferred, fixed establishment includes mount, sliding block, grip block, gear one, gear two and ring gear, the outer wall annular array of mount one side is provided with the sliding seat, sliding block fixed mounting in the outer wall of grip block one side, the sliding tray has been seted up to the upper surface annular array of mount, the outer wall fixed mounting of sliding block one side has the slide bar, sliding block sliding connection is in the sliding seat, just the slide bar is located the sliding tray, the outer wall fixed mounting of gear one side has the threaded rod, the one end threaded connection of threaded rod in the sliding block, just the outer wall coupling of threaded rod in the sliding seat.

Preferably, the gear ring is coupled to the inner wall of the housing and engaged with the first gear, one end of the rotating button penetrates through and extends to the inner wall of one side of the housing, the second gear is fixedly mounted at one end of the rotating button located in the housing and engaged with the gear ring.

Preferably, a protective shell is fixedly mounted on the outer wall of one side of the fixing frame, and a sterilizing lamp is arranged on the inner wall of one side of the protective shell.

Preferably, the housing is integrally made of plastic.

Advantageous effects

Compared with the prior art, the utility model provides a pair of spinal cord minimally invasive surgery is with vertebral plate rongeur possesses following beneficial effect:

1. the utility model discloses a, make the vertebral plate rongeur body keep fixed through fixed establishment, make fixed establishment carry out the centre gripping to the vertebral plate rongeur body or loosen through rotating the knob simultaneously to make things convenient for nurse or doctor to take the vertebral plate rongeur body, improve nurse or doctor's work efficiency.

2. The utility model discloses a, kill through the inside bactericidal lamp of protective housing inside and the bacterium on vertebral plate rongeur body surface, prevent in the use, foster the bacterium in the protective housing and lead to the vertebral plate rongeur body to be polluted, influence the patient healthy, can protect patient's healthy.

3. The utility model discloses a, simple structure, doctor and nurse of being convenient for use, the producer that can be convenient for simultaneously produces, has better economic benefits.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the mounting position of the fixing mechanism of the present invention;

fig. 3 is a schematic structural view of the fixing mechanism of the present invention;

fig. 4 is an exploded view of the securing mechanism of the present invention;

fig. 5 is the schematic view of the internal structure of the protective casing of the present invention.

The main reference numbers:

1. a vertebral plate rongeur body; 2. a housing; 3. a knob is rotated; 4. a fixing mechanism; 41. a fixed mount; 42. A slider; 43. a clamping plate; 44. a first gear; 45. a second gear; 46. a gear ring; 47. a sliding seat; 48. a slide bar; 49. a threaded rod; 51. a protective shell; 52. a germicidal lamp.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-5, a vertebral plate rongeur for spinal cord minimally invasive surgery comprises a vertebral plate rongeur body 1 and a shell 2, wherein a fixing mechanism 4 is arranged in the shell 2, a rotating button 3 is connected to the outer wall of the shell 2 in a shaft mode, the rotating button 3 is in transmission connection with the fixing mechanism 4, the vertebral plate rongeur body 1 is movably arranged in the fixing mechanism 4, and the fixing mechanism 4 is assembled to enable the vertebral plate rongeur body 1 and the fixing mechanism 4 to be kept fixed by applying acting force to the rotating button 3. The housing 2 is made of plastic in one piece. Make vertebral plate rongeur body 1 keep fixed through fixing mechanism 4, make fixing mechanism 4 carry out the centre gripping to vertebral plate rongeur body 1 or loosen through rotating the knob simultaneously, so that nurse or doctor take vertebral plate rongeur body 1, improve nurse or doctor's work efficiency, when needs carry out the centre gripping to vertebral plate rongeur body 1, clockwise rotation rotates knob 3, make fixing mechanism 4 carry out the centre gripping to vertebral plate rongeur body 1, when vertebral plate rongeur body 1 is taken out to needs, anticlockwise rotation rotates knob 3, make fixing mechanism 4 loosen vertebral plate rongeur body 1, so that doctor and nurse take out vertebral plate rongeur body 1.

Referring to fig. 1-5, in the further proposed technical solution of the present invention, the fixing mechanism 4 includes a fixing frame 41, a sliding block 42, a clamping plate 43, a first gear 44, a second gear 45 and a gear ring 46, an outer wall annular array of one side of the fixing frame 41 is provided with a sliding seat 47, the sliding block 42 is fixedly installed on an outer wall of one side of the clamping plate 43, an upper surface annular array of the fixing frame 41 is provided with a sliding groove, an outer wall fixed mounting of one side of the sliding block 42 is provided with a sliding rod 48, the sliding block 42 is slidably connected in the sliding seat 47, and the sliding rod 48 is located in the sliding groove, an outer wall fixed mounting of one side of the first gear 44 is provided with a threaded rod 49, one end of the threaded rod 49 is threadedly connected in the sliding block 42, and an outer wall shaft of the threaded rod 49 is connected to the sliding seat 47. Silica gel is coated on the outer wall of one side of the clamping plate 43, the silica gel has certain elasticity, the fitting vertebral plate rongeur body 1 which can be well rotates the button 3 through rotation, the rotation button 3 drives the gear two 45 to rotate while rotating, the gear two 45 is meshed with the gear ring 46, the gear ring 46 is meshed with the gear one 44, the gear ring 46 enables the gear one 44 to synchronously rotate while rotating due to the gear two 45, the gear one 44 drives the threaded rod 49 to rotate while rotating, the sliding block 42 is connected in the sliding seat 47 in a sliding mode, and the sliding block 42 is connected to the outer wall of the threaded rod 49 in a threaded mode, so that the threaded rod 49 can enable the sliding block 42 to slide along the direction of the groove opening of the sliding seat 47 while keeping rotation, the three clamping plates 43 can keep moving in the opposite direction or in the deviating mode, and the vertebral plate rongeur body 1 can be clamped or loosened.

Referring to fig. 1-5, in the further proposed technical solution of the present invention, a gear ring 46 is coupled to an inner wall of the housing 2, and the gear ring 46 is engaged with a first gear 44, one end of the rotating button 3 penetrates and extends to the inner wall of one side of the housing 2, a second gear 45 is fixedly mounted at one end of the rotating button 3, which is located in the housing 2, and the second gear 45 is engaged with the gear ring 46. When the vertebral plate rongeur body 1 needs to be taken out, the rotating button 3 rotates anticlockwise and drives the second gear 45 to rotate anticlockwise, the second gear 45 is meshed with the gear ring 46, the gear ring 46 is meshed with the first three gears 44, the first gear 44 synchronously rotates when the gear ring 46 rotates due to the second gear 45, the first gear 44 rotates and drives the threaded rod 49 to rotate, the sliding block 42 is connected in the sliding seat 47 in a sliding mode, the sliding block 42 is connected to the outer wall of the threaded rod 49 in a threaded mode, the sliding block 42 can slide outwards along the direction of the groove opening of the sliding seat 47 while the threaded rod 49 keeps rotating, the three clamping plates 43 keep deviating and moving, and therefore the vertebral plate rongeur body 1 is loosened.

Please refer to fig. 1-5, the utility model discloses in the technical scheme that further proposes, mount 41 one side outer wall fixed mounting has a protective housing 51, the inner wall of protective housing 51 one side is provided with sterilamp 52, bactericidal lamp 52 through in the sterilization mechanism 5 kills the bacterium on the protective housing 51 inside and vertebral lamina rongeur body 1 surface, prevent in the use, the bacterium of breeding in the protective housing 51 leads to vertebral lamina rongeur body 1 to be contaminated, influence patient's healthy, can protect patient's healthy, protective housing 51 can reduce the contact of vertebral lamina rongeur body 1 and outside air, bactericidal lamp 52 is the ultraviolet lamp who has bactericidal effect simultaneously, can kill the surface of protective housing 51 inside and vertebral lamina rongeur body 1, prevent breeding the bacterium, influence patient's health.

The working principle is as follows:

the first step is as follows: in use, the laminar rongeur 1 is first secured within the securing mechanism 4.

The second step is that: the rotating button 3 is rotated clockwise, the rotating button 3 drives the second gear 45 to rotate clockwise while rotating clockwise, because the second gear 45 is meshed with the gear ring 46, and because the gear ring 46 is meshed with the first three gears 44, the first three gears 44 synchronously rotate while the gear ring 46 rotates due to the rotation of the second gear 45, the first gear 44 drives the threaded rod 49 to rotate while rotating, because the sliding block 42 is slidably connected in the sliding seat 47, and the sliding block 42 is in threaded connection with the outer wall of the threaded rod 49, the sliding block 42 can slide outwards along the direction of the groove opening of the sliding seat 47 while the threaded rod 49 keeps rotating, so that the three clamping plates 43 keep moving oppositely, the vertebral plate rongeur body 1 is occluded, and the vertebral plate rongeur body 1 is fixed in the fixing mechanism 4.

The third step: when the vertebral plate rongeur body 1 needs to be taken, the rotating button 3 rotates anticlockwise and simultaneously drives the second gear 45 to rotate anticlockwise, the second gear 45 is meshed with the gear ring 46, the gear ring 46 is meshed with the first three gears 44, the first gear 44 synchronously rotates when the gear ring 46 rotates due to the second gear 45, the first gear 44 rotates and simultaneously drives the threaded rod 49 to rotate, the sliding block 42 is connected in the sliding seat 47 in a sliding mode, and the sliding block 42 is connected to the outer wall of the threaded rod 49 in a threaded mode, so that the sliding block 42 can slide outwards along the notch direction of the sliding seat 47 while the threaded rod 49 keeps rotating, the three clamping plates 43 keep moving oppositely, the vertebral plate rongeur body 1 is meshed, and the vertebral plate rongeur body 1 is fixed in the fixing mechanism 4.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. The utility model provides a spinal cord minimal access surgery is with vertebral plate rongeur, includes vertebral plate rongeur body (1) and shell (2), its characterized in that, be equipped with fixed establishment (4) in shell (2), the outer wall coupling of shell (2) has rotation button (3), it is connected with fixed establishment (4) transmission to rotate button (3), vertebral plate rongeur body (1) activity set up in fixed establishment (4), fixed establishment (4) be assembled for through apply the effort in it makes to rotate button (3) vertebral plate rongeur body (1) with fixed establishment (4) keep fixed.

2. The vertebral plate rongeur for minimally invasive spinal cord surgery as claimed in claim 1, wherein the fixing mechanism (4) comprises a fixing frame (41), a sliding block (42), a clamping plate (43), a first gear (44), a second gear (45) and a gear ring (46), the annular array of the outer wall of one side of the fixing frame (41) is provided with a sliding seat (47), the sliding block (42) is fixedly installed on the outer wall of one side of the clamping plate (43), the annular array of the upper surface of the fixing frame (41) is provided with a sliding groove, the outer wall of one side of the sliding block (42) is fixedly provided with a sliding rod (48), the sliding block (42) is slidably connected in the sliding seat (47), the sliding rod (48) is positioned in the sliding groove, the outer wall of one side of the first gear (44) is fixedly provided with a threaded rod (49), and one end of the threaded rod (49) is connected in the sliding block (42), and the outer wall of the threaded rod (49) is axially connected with the sliding seat (47).

3. The vertebral plate rongeur for minimally invasive spinal cord surgery according to claim 2, characterized in that the gear ring (46) is coupled to the inner wall of the housing (2), and the gear ring (46) is engaged with the first gear (44), one end of the rotating button (3) penetrates and extends to the inner wall of one side of the housing (2), the second gear (45) is fixedly installed at one end of the rotating button (3) located in the housing (2), and the second gear (45) is engaged with the gear ring (46).

4. The vertebral plate rongeur for minimally invasive spinal cord surgery according to claim 2, characterized in that a protective shell (51) is fixedly installed on the outer wall of one side of the fixed frame (41), and a sterilizing lamp (52) is arranged on the inner wall of one side of the protective shell (51).

5. The vertebral plate rongeur for minimally invasive spinal cord surgery according to claim 1, characterized in that the housing (2) is made of plastic in one piece.