An intervertebral foramen mirror device with a movable working sleeve

Abstract

The application discloses an intervertebral foramen mirror device with a movable positioning working sleeve, which comprises an intervertebral foramen mirror and a working sleeve connected with the intervertebral foramen mirror through a positioning connector, and the working sleeve is moved along the horizontal direction through the positioning connector and is detachably connected with the intervertebral foramen mirror; the positioning connector comprises a guide rod fixed on the working sleeve, a mounting seat inserted with the guide rod and a dismounting assembly arranged in the mounting seat; a moving button assembly is mounted on the mounting seat, the mounting seat and the guide rod do not interfere with each other by pressing the button assembly, at this time, the working sleeve can be moved along the length direction of the guide rod; the mounting seat and the intervertebral foramen mirror do not interfere with each other by pressing the dismounting assembly, at this time, the intervertebral foramen mirror and the working sleeve are dismounted. According to the application, the position of the intervertebral foramen mirror in the working sleeve is adjusted, the positioning is convenient, the working sleeve and the intervertebral foramen mirror are dismounted and mounted at any time, and the cleaning and disinfection are convenient.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of endoscopy of the spine, in particular to an intervertebral foramen mirror device with a movable positioning working sleeve. BACKGROUND

[0002] The minimally invasive spine surgery (MISS) technology has developed rapidly and has been widely used and recognized in the industry, bringing blessings to millions of patients with spinal diseases around the world. This technology will lead the trend of future development in the field of spinal surgery. MISS technology requires spinal surgeons to complete the entire surgical procedure through the smallest possible surgical incision, using special surgical instruments and devices, and under the assistance of imaging equipment, in order to achieve the purpose of reducing incision, reducing tissue trauma and bleeding, improving operation accuracy and efficacy, and promoting postoperative recovery. However, the working sleeve and the intervertebral foramen mirror assembly in the existing spinal endoscope cannot be disassembled and assembled at will, and the position of the intervertebral foramen mirror in the working sleeve cannot be adjusted and positioned well during the operation. SUMMARY

[0003] In view of the deficiencies in the prior art, the purpose of the present application is to provide an intervertebral foramen mirror device with a movable positioning working sleeve, which adjusts the position of the intervertebral foramen mirror in the working sleeve, is convenient to position, and the working sleeve and the intervertebral foramen mirror can be disassembled and assembled at will, facilitating cleaning and disinfection. In order to achieve the above-mentioned purposes and other advantages according to the present application, an intervertebral foramen mirror device with a movable working sleeve is provided, comprising:

[0004] The intervertebral foramen mirror and the working sleeve connected with the intervertebral foramen mirror through the positioning connecting piece are moved along the horizontal direction by the positioning connecting piece, and the working sleeve and the intervertebral foramen mirror are detachably connected;

[0005] The positioning connecting piece comprises a guide rod fixed on the working sleeve, a mounting seat inserted with the guide rod, and a disassembly assembly arranged in the mounting seat;

[0006] A moving button assembly is installed on the mounting seat, and the mounting seat and the guide rod do not interfere with each other by pressing the button assembly, at which time the working sleeve can move along the length direction of the guide rod;

[0007] By pressing the disassembly assembly, the mounting seat and the intervertebral foramen mirror do not interfere with each other, at which time the intervertebral foramen mirror and the working sleeve are disassembled.

[0008] Preferably, the mounting base is in U-shaped structure, and a spacing block is fixedly connected in the mounting base, a through hole is formed in the middle part of the spacing block, two guide rod through holes are formed in the mounting base close to the intervertebral foramen mirror, a button hole is formed in the side surface of one guide rod through hole, the button hole is communicated with the guide rod through hole, and a moving through hole is formed in the mounting base at the spacing block.

[0009] Preferably, the moving button assembly comprises a button plate and a rolling column which is perpendicular to the button plate and fixedly connected with the button plate, the rolling column is located in the button hole, and the rolling column abuts against the guide rod.

[0010] Preferably, the dismounting assembly comprises a pressing block, a moving sharp column fixedly connected with the pressing block, a vertical moving block matched with the moving sharp column, and a transverse block fixedly connected with the vertical moving block, an installation hole is formed in one end surface of the transverse block, a spring is placed in the installation hole, one end surface of the spring abuts against the arc-shaped end surface of the mounting base, the vertical moving block is located in the moving through hole, and the pressing block is located at one side of the spacing block close to the working sleeve.

[0011] Preferably, a sharp end moving hole is formed in the vertical moving block, the sharp end of the moving sharp column is in conical structure, and the sharp end of the moving sharp column abuts against the edge of the sharp end moving hole.

[0012] Preferably, a clamping piece is fixedly connected with the intervertebral foramen mirror close to the vertical moving block, and the clamping piece and the vertical moving block are clamped with each other.

[0013] Compared with the prior art, the application has the beneficial effects that: the overall structure of the application is simple and convenient, the mounting base and the guide rod do not abut against each other by pressing the button assembly, at this time, the working sleeve can move along the length direction of the guide rod, the mounting base and the intervertebral foramen mirror do not abut against each other by pressing the dismounting assembly, at this time, the intervertebral foramen mirror and the working sleeve are dismounted, and the operation of the doctor is greatly facilitated in the use process. Moreover, the structure makes the working sleeve stable during moving, and the dismounting and mounting are convenient, and the cleaning and disinfection are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a three-dimensional structure schematic view of the intervertebral foramen mirror device with a movable working sleeve according to the application;

[0015] Fig. 2 It is a three-dimensional explosion structure schematic view of the positioning connecting piece of the intervertebral foramen mirror device with a movable working sleeve according to the application;

[0016] Fig. 3 It is a three-dimensional structure schematic view of the mounting base of the intervertebral foramen mirror device with a movable working sleeve according to the application;

[0017] Fig. 4Fig. 3 is a schematic view of the three-dimensional structure of the moving button assembly of the intervertebral foramen mirror device with a movable working sleeve according to the present application;

[0018] Fig. 5 Fig. 4 is a sectional view of the dismounting assembly of the intervertebral foramen mirror device with a movable working sleeve according to the present application;

[0019] Fig. 6 Fig. 5 is a sectional view of the moving button assembly of the intervertebral foramen mirror device with a movable working sleeve according to the present application. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0021] REFERENCE Figs. 1-4 The intervertebral foramen mirror device with a movable working sleeve comprises an intervertebral foramen mirror 10 and a working sleeve 20 connected with the intervertebral foramen mirror 10 through a positioning connector 30, the working sleeve 20 is moved along the horizontal direction and the working sleeve 20 is detachably connected with the intervertebral foramen mirror 10 through the positioning connector 30; the positioning connector 30 comprises a guide rod 31 fixed on the working sleeve 20, a mounting seat 32 inserted with the guide rod 31 and a dismounting assembly 33 arranged inside the mounting seat 32; a moving button assembly 34 is mounted on the mounting seat 32, the mounting seat 32 and the guide rod 31 do not interfere with each other by pressing the button assembly 34, at this time, the working sleeve 20 can be moved along the length direction of the guide rod 31; the mounting seat 32 and the intervertebral foramen mirror 10 do not interfere with each other by pressing the dismounting assembly 33, at this time, the intervertebral foramen mirror 10 and the working sleeve 20 are dismounted. Two symmetrically arranged communication sleeves 21 and plug-in seats 22 are fixed on the surface of the working sleeve 20 close to the positioning connector 30, the communication sleeve 21 is sleeved with the guide rod 31, the plug-in seat 22 is sequentially provided with a marble, a spring placed on the marble and a bolt inserted into the spring. The plug-in of the working sleeve 20 is realized through the plug-in seat 22.

[0022] Further, the mounting seat 32 is in U-shaped structure, and a spacing block 321 is fixed in the mounting seat 32, a through hole is formed in the middle part of the spacing block 321, two guide rod through holes 322 are formed in the mounting seat 32 close to the intervertebral foramen mirror 10, a button hole 323 is formed in the side surface of one guide rod through hole 322, the button hole 323 is communicated with the guide rod through hole 322, and a moving through hole 324 is formed in the mounting seat 32 at the spacing block 321.

[0023] Further, the moving button assembly 34 comprises a button plate 341 and a rolling column 342 which is perpendicular to the button plate 341 and fixedly connected with the button plate 341, the rolling column 342 is located in the button hole 323 and the rolling column 342 is in contact with the guide rod 31. When the position of the hole mirror needs to be moved, the button plate 341 is pressed to make the rolling column 342 move relative to the guide rod 31, when the button plate 341 is pressed to the position, the rolling column 342 is not in contact with the guide rod 31 at this time, the working sleeve 20 is adjusted to the position required by the hole mirror, when the position adjustment is completed, the button plate 341 is released, at this time the rolling column 342 is in contact with the guide rod 31, so that the working sleeve 20 cannot be displaced.

[0024] Further, the dismounting assembly 33 comprises a pressing block 331, a moving sharp column 332 fixedly connected with the pressing block 331, a vertical moving block 333 matched with the moving sharp column 332 and a transverse block 334 fixedly connected with the vertical moving block 333, one end surface of the transverse block 334 is provided with a mounting hole, the mounting hole is placed with a spring 335, one end surface of the spring 335 is in contact with the arc-shaped end surface 325 of the mounting seat 32, the vertical moving block 333 is located in the moving through hole 324, and the pressing block 331 is located on one side of the spacing block 321 close to the working sleeve 20. A sharp end moving hole is formed in the vertical moving block 333, the sharp end of the moving sharp column 332 is in conical structure, and the sharp end of the moving sharp column 332 is in contact with the edge of the sharp end moving hole. When the working sleeve 20 needs to be dismounted from the intervertebral foramen mirror piece 10, the pressing block 331 is pressed, so that the sharp end of the moving sharp column 332 moves into the sharp end moving hole. Because the sharp end of the moving sharp column 332 is in conical structure, the moving sharp column 332 has a force to the vertical moving block 333 in the direction of the moving through hole 324 during the movement, so that the vertical moving block 333 moves along the moving through hole 324, at this time the upper end surface of the vertical moving block 333 is separated from the clamping piece 11, at this time the working sleeve 20 can be dismounted from the intervertebral foramen mirror piece 10. When the working sleeve 20 is mounted on the intervertebral foramen mirror piece 10, the steps are the same as the above steps, when the pressing block 331 is released, the vertical moving block 333 is automatically reset in contact with the clamping piece 11 by the action of the spring 335.

[0025] Further, the intervertebral foramen mirror piece 10 is fixedly connected with the clamping piece 11 close to the vertical moving block 333, and the clamping piece 11 is clamped with the vertical moving block 333.

[0026] The number of devices and the scale of processing described herein are used to simplify the description of the present application, and the application, modification and change of the present application are obvious to those skilled in the art.

[0027] While embodiments of the application have been disclosed in connection with the above specification, it will be evident to those skilled in the art that many modifications, substitutions, and alterations to the embodiments of the application can be made and that many specifically protected details shown can be substituted by other specifically protected details. Accordingly, it is intended that the application not be limited to the specific details shown and described, but that it be given broadest scope indicated by the claims and their equivalents.

Claims

1. An intervertebral foramen mirror device having a working sleeve with movable positioning, characterized in that, The utility model relates to an intervertebral foramen mirror (10) and a working sleeve (20) connected with the intervertebral foramen mirror (10) through a positioning connector (30), the working sleeve (20) is moved along the horizontal direction through the positioning connector (30), and the working sleeve (20) and the intervertebral foramen mirror (10) are detachably connected. The positioning connector (30) comprises a guide rod (31) fixed on the working sleeve (20), a mounting seat (32) inserted with the guide rod (31), and a dismounting assembly (33) arranged in the mounting seat (32). A moving button assembly (34) is mounted on the mounting seat (32), the mounting seat (32) and the guide rod (31) do not interfere with each other by pressing the button assembly (34), and the working sleeve (20) can be moved along the length direction of the guide rod (31) at this time. The mounting seat (32) and the intervertebral foramen mirror (10) do not interfere with each other by pressing the dismounting assembly (33), and the intervertebral foramen mirror (10) and the working sleeve (20) are dismounted at this time. The dismounting assembly (33) comprises a pressing block (331), a moving sharp column (332) fixedly connected with the pressing block (331), a vertical moving block (333) matched with the moving sharp column (332), and a transverse block (334) fixedly connected with the vertical moving block (333), one end surface of the transverse block (334) is provided with a mounting hole, a spring (335) is arranged in the mounting hole, one end surface of the spring (335) is in contact with an arc-shaped end surface (325) of the mounting seat (32), the vertical moving block (333) is arranged in a moving through hole (324), and the pressing block (331) is arranged on one side of the spacing block (321) close to the working sleeve (20); the vertical moving block (333) is provided with a sharp end moving hole, the sharp end of the moving sharp column (332) is in a conical structure, and the sharp end of the moving sharp column (332) is in contact with the edge of the sharp end moving hole. The mounting seat (32) is in a U-shaped structure, and a spacing block (321) is fixedly connected in the mounting seat (32), a through hole is formed in the middle part of the spacing block (321), two guide rod through holes (322) are formed in the mounting seat (32) close to the intervertebral foramen mirror (10), a button hole (323) is formed in the side surface of one guide rod through hole (322), the button hole (323) is in communication with the side guide rod through hole (322), and a moving through hole (324) is formed in the mounting seat (32) at the spacing block (321).

2. The intervertebral discal endoscope device with a movable positioning working sleeve according to claim 1, characterized in that, The moving button assembly (34) comprises a button plate (341) and a rolling column (342) fixedly connected with the button plate (341) and perpendicular to each other, the rolling column (342) is arranged in the button hole (323), and the rolling column (342) is in contact with the guide rod (31).

3. The intervertebral discal probe according to claim 2, wherein the working sleeve is movable between the first and second positions by means of a sliding movement of the working sleeve along the longitudinal axis of the shaft. The intervertebral foramen mirror (10) is fixedly connected with a clamping sheet (11) close to the vertical moving block (333), and the clamping sheet (11) is clamped with the vertical moving block (333).

4. The intervertebral discal probe according to claim 1, wherein the working sleeve is movable between the first and second positions. ​

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