CN218009926U

CN218009926U - Spine spreader for spinal deformity operation treatment

Info

Publication number: CN218009926U
Application number: CN202221937529.2U
Authority: CN
Inventors: 李有军; 马中祥
Original assignee: Hebei Botrum Medical Devices Co ltd
Current assignee: Hebei Botrum Medical Devices Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-12-13
Anticipated expiration: 2032-07-26

Abstract

The application provides a spine spreader for treating a spine malformation, which is provided with a mounting plate, wherein two sets of mounting sliding sleeves are slidably sleeved on the outer wall of the mounting plate, mounting rods are mounted on the mounting sliding sleeves, supporting blocks for supporting are mounted on the mounting rods, mounting grooves are formed in the end faces of the two ends of each supporting block in a first direction, expanding blocks are slidably inserted in the mounting grooves, fixing bolts are connected to the supporting blocks in a threaded manner and are used for fixing the expanding blocks, and the first direction is perpendicular to the mounting plate; through above-mentioned structure make, expand the piece and remove in the inslot to increase the supporting shoe, expand the piece and strut regional area of contact, make backbone spreader be suitable for the regional demand of bigger strutting, reduce the quantity that backbone spreader used, avoid need using a plurality of backbone spreaders and increase the troublesome degree of operation.

Description

Spine spreader for spinal deformity operation treatment

Technical Field

The present disclosure relates generally to the technical field of medical equipment, and more particularly to a spine distractor for spinal deformity surgery.

Background

The backbone needs to open an opening at the position that the backbone corresponds when the treatment, reuses distraction device and struts the wound from both sides to be convenient for medical personnel directly contact with the backbone and treat the observation, so more common in the backbone treatment is the backbone spreader.

In the use process of the existing spine spreader, two support rods are generally respectively attached to a region to be spread, and then the two support rods are far away to spread the region to be spread; however, the contact area between the support rod and the distraction area is fixed, and when the distraction area is large, a plurality of spinal distractors are needed, so that the operation is troublesome.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide a spinal distractor for the surgical treatment of spinal deformities that addresses the above-mentioned technical problems.

The application provides spinal column struts ware for spinal deformity operation treatment includes:

the outer wall of the mounting plate is slidably sleeved with two groups of mounting sliding sleeves; the mounting sliding sleeve is provided with a mounting rod, and the mounting rod is provided with a supporting block for supporting; the supporting block is characterized in that mounting grooves are formed in the end faces of two ends of the supporting block in the first direction, expanding blocks are inserted in the mounting grooves in a sliding mode, fixing bolts are connected to the supporting block in a threaded mode and used for fixing the expanding blocks, and the first direction is perpendicular to the mounting plate.

According to the technical scheme provided by the embodiment of the application, the supporting block is detachably arranged on the mounting rod.

According to the technical scheme provided by the embodiment of the application, the mounting plate is provided with a mounting block between two sets of mounting sliding sleeves, the mounting block is rotatably provided with an adjusting screw rod, the mounting sliding sleeves are provided with moving blocks sleeved on the outer walls of the adjusting screw rods, the adjusting screw rod comprises a first spiral part and a second spiral part, and the first spiral part and the second spiral part are arranged in a reverse direction; one of the moving blocks is sleeved on the first spiral part, the other of the moving blocks is sleeved on the second spiral part, and the moving blocks are provided with screw holes in threaded connection with the adjusting screw rods.

According to the technical scheme that this application embodiment provided, install the cover on the mounting panel and establish even piece on the adjusting screw outer wall, even piece outer wall threaded connection positioning bolt, positioning bolt is used for fixing adjusting screw.

According to the technical scheme provided by the embodiment of the application, the supporting block is close to a side wall fixedly connected with threaded rod of the installation rod, the installation rod is close to a side wall of the supporting block and is provided with a threaded hole, and the threaded rod is in threaded connection with the threaded hole.

According to the technical scheme provided by the embodiment of the application, a clamping block is fixedly connected to one side wall of the supporting block, which is close to the mounting rod, a clamping groove is formed in one side wall of the mounting rod, which is close to the supporting block, and the clamping block is inserted into the clamping groove.

The beneficial effect of this application lies in: according to the technical scheme, the expansion block moves in the mounting groove, so that the contact area of the supporting block, the expansion block and the expansion area can be increased, the spine distractor is suitable for the requirement of expanding the area greatly, the using quantity of the spine distractor is reduced, and the trouble degree of operation is increased due to the fact that a plurality of spine distractors are required to be used is avoided.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

fig. 1 is a schematic structural view of a spinal distractor for use in the treatment of spinal deformity surgery in the present application;

fig. 2 is an enlarged schematic view of the structure at a in the present application.

In the figure: 1. mounting a plate; 2. installing a sliding sleeve; 3. mounting a rod; 4. a supporting block; 5. expanding blocks; 6. fixing the bolt; 7. mounting a block; 8. adjusting the screw rod; 9. a moving block; 10. connecting blocks; 11. and (6) positioning the bolt.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1:

please refer to fig. 1, which is a schematic structural diagram of a spinal spreader for surgical treatment of spinal deformity according to the present application, including:

the mounting plate 1 is characterized in that two groups of mounting sliding sleeves 2 are slidably sleeved on the outer wall of the mounting plate 1; the mounting sliding sleeve 2 is provided with a mounting rod 3, and the mounting rod 3 is provided with a supporting block 4 for supporting; mounting grooves are formed in the end faces of the two ends of the supporting block 4 in the first direction, expanding blocks 5 are arranged in the mounting grooves in a sliding insertion mode, fixing bolts 6 are connected to the supporting block 4 in a threaded mode, the fixing bolts 6 are used for fixing the expanding blocks 5, and the first direction is perpendicular to the mounting plate 1.

In some embodiments, the mounting rod 3 is mounted at the bottom of the mounting sliding sleeve 2;

further, the mounting rod 3 can also be mounted at the front side or the rear side of the mounting sliding sleeve 2;

further, the support block 4 may be installed at the bottom of the installation rod 3, and the support block 4 may also be installed at the front and rear or rear side of the installation rod 3;

specifically, the two mounting sliding sleeves 2 slide on the outer wall of the mounting plate 1 close to or far away from each other;

specifically, mounting grooves are formed in the end faces of the two ends of the supporting block 4 in the first direction, the mounting grooves extend along the length direction of the supporting block 4, expansion blocks 5 are arranged in the mounting grooves in a sliding insertion mode, the expansion blocks 5 move in the mounting grooves, fixing bolts 6 are connected to the outer wall of the supporting block 4 in a threaded mode, fastening ends of the fixing bolts 6 extend into the mounting grooves and are attached to the outer wall of the expansion blocks 5, and the expansion blocks 5 are fixed.

In some embodiments, the support block 4 is removably mounted on the mounting bar 3.

Specifically, the supporting block 4 is detachably mounted on the mounting rod 3, so that the supporting block 4 can be conveniently detached for replacement.

In some embodiments, a threaded rod is fixedly connected to a side wall of the support block 4 close to the mounting rod 3, a threaded hole is formed in a side wall of the mounting rod 3 close to the support block 4, and the threaded rod is screwed in the threaded hole.

In some embodiments, rotating the support block 4 moves the threaded rod out of the threaded hole, disconnecting the support block 4 from the mounting rod 3, facilitating removal of the support block 4 for replacement;

further, the threaded rod can be mounted on the mounting rod 3, and a threaded hole is formed in the supporting block 4.

In some embodiments, the mounting plate 1 is provided with a mounting block 7 located between two sets of mounting sliding sleeves 2, the mounting block 7 is rotatably provided with an adjusting screw 8, the mounting sliding sleeves 2 are provided with moving blocks 9 sleeved on the outer walls of the adjusting screw 8, the adjusting screw 8 comprises a first spiral part and a second spiral part, and the first spiral part and the second spiral part are arranged in opposite directions; one of the moving blocks 9 is sleeved on the first spiral portion, the other moving block 9 is sleeved on the second spiral portion, and a screw hole in threaded connection with the adjusting screw 8 is formed in the moving block 9.

In some embodiments, the moving blocks 9 are installed on the top wall of the installation sliding sleeve 2, the installation block 7 is installed on the top wall of the installation plate 1, the installation block 7 is provided with an installation hole along the horizontal direction, an adjusting screw 8 is rotatably inserted in the installation hole, the adjusting screw 8 comprises a first spiral part and a second spiral part, the first spiral part and the second spiral part are arranged in a reverse direction, the left end and the right end of the adjusting screw 8 respectively penetrate through the two moving blocks 9, one moving block 9 is sleeved on the first spiral part, the other moving block 9 is sleeved on the second spiral part, the moving block 9 is provided with a screw hole in threaded connection with the adjusting screw 8, and the adjusting screw 8 is rotated to enable the two moving blocks 9 to approach or separate from each other, so as to drive the two installation sliding sleeves 2 to approach or separate from each other;

further, the moving block 9 and the mounting block 7 may also be mounted on the front side or the rear side of the mounting sliding sleeve 2 and the mounting plate 1, and the moving block 9 and the mounting block 7 are on the same side.

In some embodiments, the mounting plate 1 is provided with a connecting block 10 which is sleeved on the outer wall of the adjusting screw rod 8, the outer wall of the connecting block 10 is in threaded connection with a positioning bolt 11, and the positioning bolt 11 is used for fixing the adjusting screw rod 8.

Specifically, as shown in fig. 2, in order to fix the supporting block 4 after moving, the outer wall of the mounting plate 1 is provided with a connecting block 10, the connecting block 10 and the adjusting screw 8 are located on the same side, the adjusting screw 8 penetrates through the connecting block 10 (the connecting part of the connecting block 10 and the adjusting screw 8 is provided with a hole), the outer wall of the connecting block 10 is screwed with a positioning bolt 11, the fastening end of the positioning bolt 11 extends into the inner cavity of the hole and is attached to the outer wall of the adjusting screw 8, the adjusting screw 8 is fixed, and the adjusting screw 8 is ensured not to rotate automatically.

Example 2:

in some embodiments, a clamping block is fixedly connected to a side wall of the support block 4 close to the mounting rod 3, a clamping groove is formed in a side wall of the mounting rod 3 close to the support block 4, and the clamping block is inserted into the clamping groove.

Specifically, the supporting block 4 is pulled downwards, the clamping block is moved out of the clamping groove, and the supporting block 4 is disconnected from the mounting rod 3;

furthermore, the clamping block can also be arranged on the mounting rod 3, and the supporting block 4 is provided with a clamping groove.

The working principle is as follows: when the device is used, the expanding block 5 is moved in the mounting groove according to the requirement of a propping area until the lengths of the supporting blocks 4 and the expanding block 5 are consistent with the area needing to be propped, the fixing bolt 6 is rotated to fix the expanding block 5, then the supporting blocks 4 and the expanding block 5 are attached to the propped area, the adjusting screw 8 is rotated after the attachment, the adjusting screw drives the moving blocks 9 to be away from each other, the two mounting sliding sleeves 2 are further driven to be away from each other on the mounting plate 1, the two supporting blocks 4 are further driven to be away from each other to prop the area needing to be propped, and after the propping, the positioning screw 11 is rotated to fix the adjusting screw 8, so that the adjusting screw 8 cannot automatically rotate; through the structure, the expansion block 5 slides in the mounting groove, so that the contact area between the supporting block 4 and the expansion block 5 and the propping area is increased, the spine distracter is suitable for the requirement of a larger propping area, the using number of the spine distracter is reduced, and the trouble degree of operation increase caused by the need of using a plurality of spine distracters is avoided.

The foregoing description is only exemplary of the preferred embodiments of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. Spinal column struts ware for spinal deformity operation treatment, its characterized in that includes:

the mounting plate (1), the outer wall of the mounting plate (1) is slidably sleeved with two groups of mounting sliding sleeves (2); the mounting sliding sleeve (2) is provided with a mounting rod (3), and the mounting rod (3) is provided with a supporting block (4) for supporting; the supporting plate is characterized in that mounting grooves are formed in the end faces of two ends of the supporting block (4) in the first direction, expanding blocks (5) are arranged in the mounting grooves in a sliding insertion mode, fixing bolts (6) are connected to the supporting block (4) in a threaded mode, the fixing bolts (6) are used for fixing the expanding blocks (5), and the first direction is perpendicular to the mounting plate (1).

2. The spinal distractor for surgical treatment of spinal deformities according to claim 1, characterized in that said support block (4) is removably mounted on said mounting rod (3).

3. The spine distractor for the surgical treatment of the malformation of the spine according to claim 1, wherein the mounting plate (1) is provided with a mounting block (7) between two sets of mounting sliding sleeves (2), the mounting block (7) is rotatably provided with an adjusting screw (8), the mounting sliding sleeves (2) are provided with a moving block (9) sleeved on the outer wall of the adjusting screw (8), the adjusting screw (8) comprises a first spiral part and a second spiral part, and the first spiral part and the second spiral part are arranged in opposite directions; one moving block (9) is sleeved on the first spiral part, the other moving block (9) is sleeved on the second spiral part, and a screw hole in threaded connection with the adjusting screw rod (8) is formed in the moving block (9).

4. The spine distractor for the surgical treatment of the spinal deformity according to claim 3, wherein the mounting plate (1) is provided with a connecting block (10) sleeved on the outer wall of the adjusting screw rod (8), the outer wall of the connecting block (10) is in threaded connection with a positioning bolt (11), and the positioning bolt (11) is used for fixing the adjusting screw rod (8).

5. The spine distractor for the surgical treatment of the spinal deformity according to claim 2, wherein a threaded rod is fixedly connected to one side wall of the supporting block (4) close to the mounting rod (3), a threaded hole is opened in one side wall of the mounting rod (3) close to the supporting block (4), and the threaded rod is in threaded connection with the threaded hole.

6. The spine distractor for the surgical treatment of the malformation of the spine according to claim 2, wherein a clamping block is fixedly connected to one side wall of the supporting block (4) close to the mounting rod (3), a clamping groove is formed in one side wall of the mounting rod (3) close to the supporting block (4), and the clamping block is inserted into the clamping groove.