CN211325480U

CN211325480U - Orthopedic vertebral body reduction device

Info

Publication number: CN211325480U
Application number: CN201921896775.6U
Authority: CN
Inventors: 钟远林
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-08-25
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses an orthopedics centrum resetting means, including sharp awl, fixed plate and articulated frame, fixed plate one side central point department horizontal installation has the second lead screw, and the second lead screw keeps away from a pot head of fixed plate and is equipped with first sleeve, the equal horizontal installation in first telescopic top and bottom has the connecting rod, and the connecting rod keeps away from the one end of fixed plate and installs first mounting panel, first mounting panel one side central point department installs articulated frame, and the inside articulated piece of articulated frame, the other end of articulated piece is vertical installs the second mounting panel, and the vertical slide of installing in one side of second mounting panel, the inside cover of slide is equipped with two sliders, and the one end of slider all installs the second sleeve, the one end horizontal installation that the slider was kept away from to. The utility model discloses a rotate articulated piece and make ninety degrees of buckling of first mounting panel one side to the direction of realizing the device changes, and the restoration of the serious deformation centrum of comparatively laborsaving completion.

Description

Orthopedic vertebral body reduction device

Technical Field

The utility model relates to an orthopedics centrum technical field specifically is an orthopedics centrum resetting means.

Background

The spondylolisthesis refers to the displacement of the patient's centrum under the diseases such as degenerative change of development defect, trauma and intervertebral connection structure, the tissue tension caused by nerve compression or unstable spine of the displaced vertebra is too large, which brings severe pain to the patient, the effective means for radically treating the spondylolisthesis can only lift, reset and fix the displaced vertebra through vertebral body surgery, and finally the adjacent vertebra grows together, the permanent fixation and stable state are achieved by fusion, so a long service life, convenient operation, safety and reliability are needed to be provided, the traditional resetting device can basically meet the use requirements of people, but certain problems still exist, and the specific problems are as follows:

1. the traditional device can not adjust the space between the vertebral bodies, and the vertebral bodies can not be stably clamped due to different sizes in the operation;

2. the traditional devices can not stably realize lifting reduction, and doctors are labored to perform operations and patients are painful when the lifting reduction is carried out;

3. the traditional device can not realize bending reduction conveniently, some vertebral bodies are seriously deformed, and the effect cannot be achieved by simple correction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an orthopedics centrum resetting means to the interval that can not adjust between the centrum that proposes in solving above-mentioned background art, can not be more for convenient realization buckle reset and can not stably realize carrying the problem of drawing the reseing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an orthopedics centrum resetting means, including sharp awl, fixed plate and articulated frame, fixed plate one side central point department horizontal installation has the second lead screw, and the pot head that the fixed plate was kept away from to the second lead screw is equipped with first sleeve, the equal horizontal installation in first telescopic top and bottom has the connecting rod, and the connecting rod keeps away from the one end of fixed plate and installs first mounting panel, first mounting panel one side central point department installs articulated frame, and the inside articulated piece of articulated frame, the vertical second mounting panel of installing of the other end of articulated piece, and the vertical slide of installing in one side of second mounting panel, the inside cover of slide is equipped with two sliders, and the one end of slider all installs the second sleeve, the one end horizontal.

Preferably, the second lead screw is close to fixed plate one end and installs the commentaries on classics hand that runs through the fixed plate, and the outer wall of commentaries on classics hand is evenly pasted and is had the slipmat.

Preferably, the hinged frame is close to the upper end and the lower end of one side of the second mounting plate and is horizontally provided with a limiting barrel, the central position of one side of the second mounting plate is kept away from inside the limiting barrel and is horizontally provided with a spring, the end of the spring close to the second mounting plate is vertically provided with an extrusion plate, one side of the spring away from the extrusion plate is horizontally provided with a limiting rod, and the second mounting plate is close to one side of the limiting rod and is provided with a limiting groove matched with the limiting rod.

Preferably, the inside vertical cover of second sleeve is equipped with first lead screw, and the equal horizontal installation in top and the bottom of first lead screw has the bolt.

Preferably, the thread directions of the upper end and the lower end of the outer wall of the first screw rod are opposite, and the second sleeve is arranged on the outer wall of the first screw rod and is centrosymmetric with respect to the first screw rod.

Preferably, the one end that the fixed plate was kept away from to the recess inboard all seted up the recess, and the recess is inside evenly to be pasted and to have the anticreep pad.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) before an operation is performed, the device is disinfected and sterilized firstly by installing the pointed cone, the bolt, the first screw rod, the second sleeve, the groove, the anti-falling pad, the sliding block and the slideway, the pointed cone is stretched into a deformed cone under the guidance of X-ray equipment, the first screw rod is driven to rotate by rotating the bolt through tweezers so as to drive the second sleeve to move in opposite directions, and finally the pointed cone clamps the deformed cone in the groove, meanwhile, the anti-falling pad prevents secondary damage of the cone, and the movement of the second sleeve drives the sliding block to slide in the slideway so as to assist the movement of the second sleeve, so that stable clamping reset is completed;

(2) meanwhile, the device is provided with a rotating hand, a second screw rod, a first sleeve, a connecting rod and a pointed cone, when the centrum collapses concavely, the rotating hand is rotated to drive the second screw rod to rotate so as to drive the first sleeve to move on the outer wall of the second screw rod and further pull the connecting rod to move, the movement of the connecting rod drives the pointed cone on one side of the connecting rod to move upwards, and the concavely collapsed centrum is reset to a flat state;

(3) meanwhile, the device is provided with the limiting rod, the extrusion plate, the spring, the limiting groove, the hinging block and the first mounting plate, when the vertebral body is seriously deformed, the limiting rod is pulled to extrude the extrusion plate to enable the spring to be elastically deformed, so that the limiting rod is separated from the limiting groove, the hinging block is rotated to enable one side of the first mounting plate to be bent ninety degrees, the direction of the device is changed, and the resetting of the vertebral body which is seriously deformed is relatively labor-saving.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic view of a portion B in fig. 1 according to the present invention.

In the figure: 1. a pointed cone; 2. a groove; 3. a first lead screw; 4. a slideway; 5. a first mounting plate; 6. a first sleeve; 7. a second lead screw; 8. turning the hand; 9. a fixing plate; 10. a connecting rod; 11. a second mounting plate; 12. a bolt; 13. an anti-drop pad; 14. a second sleeve; 15. a slider; 16. a limiting groove; 17. a limiting rod; 18. a limiting cylinder; 19. a hinged block; 20. a hinged frame; 21. a spring; 22. and (5) pressing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an orthopedic vertebral body reduction device comprises a pointed cone 1, a fixing plate 9 and a hinged frame 20, wherein a second screw rod 7 is horizontally arranged at the central position of one side of the fixing plate 9, and a first sleeve 6 is sleeved at one end, far away from the fixing plate 9, of the second screw rod 7;

one end of the second screw rod 7, which is close to the fixing plate 9, is provided with a rotating hand 8 which penetrates through the fixing plate 9, and the outer wall of the rotating hand 8 is uniformly stuck with an anti-skid pad;

the rotating hand 8 is rotated to drive the second screw rod 7 to rotate, and meanwhile, the anti-slip mat prevents slipping during rotation;

the top end and the bottom end of the first sleeve 6 are both horizontally provided with a connecting rod 10, one end of the connecting rod 10, which is far away from the fixed plate 9, is provided with a first mounting plate 5, the center of one side of the first mounting plate 5 is provided with a hinge frame 20, a hinge block 19 is hinged inside the hinge frame 20, the other end of the hinge block 19 is vertically provided with a second mounting plate 11, and one side of the second mounting plate 11 is vertically provided with a slide way 4;

the upper end and the lower end of one side, close to the second mounting plate 11, of the hinge frame 20 are horizontally provided with a limiting cylinder 18, a spring 21 is horizontally arranged at the central position of one side, far away from the second mounting plate 11, inside the limiting cylinder 18, an extrusion plate 22 is vertically arranged at one end, close to the second mounting plate 11, of the spring 21, a limiting rod 17 is horizontally arranged at one side, far away from the spring 21, of the extrusion plate 22, and one side, close to the limiting rod 17, of the second mounting plate 11 is provided with a limiting groove 16 matched with the limiting rod 17;

the limiting rod 17 is pulled to extrude the extrusion plate 22 to enable the spring 21 to generate elastic deformation, so that the limiting rod 17 is separated from the inside of the limiting groove 16, the hinging block 19 is rotated to enable one side of the first mounting plate 5 to be bent by ninety degrees, the direction of the device is changed, and the reset of the seriously deformed vertebral body is completed in a labor-saving manner;

two sliding blocks 15 are sleeved in the slide 4, and one ends of the sliding blocks 15 are provided with second sleeves 14;

a first screw rod 3 is vertically sleeved in the second sleeve 14, and bolts 12 are horizontally arranged at the top end and the bottom end of the first screw rod 3;

the first screw rod 3 is conveniently driven to rotate by rotating the bolt 12;

the thread directions of the upper end and the lower end of the outer wall of the first screw rod 3 are opposite, and the second sleeve 14 is centrosymmetric on the outer wall of the first screw rod 3 relative to the first screw rod 3;

because the thread directions of the upper end and the lower end of the outer wall of the first screw rod 3 are opposite, the second sleeve 14 can move oppositely by the rotation of the first screw rod 3, and the stable clamping of the pointed cone 1 is realized;

one end of the second sleeve 14 far away from the sliding block 15 is horizontally provided with a groove 2;

one end of the inner side of the groove 2, which is far away from the fixing plate 9, is provided with the groove 2, and anti-falling pads 13 are uniformly adhered inside the groove 2;

the pointed cone 1 clamps the deformed vertebral body in the groove 2, and the anti-falling pad 13 prevents the secondary damage of the vertebral body, thereby completing the stable clamping reset.

The working principle is as follows: before an operation is carried out, the device is disinfected and sterilized, the pointed cone 1 is inserted into a deformed cone under the guidance of an X-ray device, the first screw rod 3 is driven to rotate through the forceps rotating bolt 12 so as to drive the second sleeve 14 to move oppositely, the deformed cone 1 is clamped in the groove 2 finally, meanwhile, the anti-falling pad 13 prevents the secondary damage of the cone, the movement of the second sleeve 14 drives the sliding block 15 to slide in the slideway 4 so as to assist the movement of the second sleeve 14, and therefore stable clamping reset is completed;

when the vertebral body is collapsed concavely, the rotating hand 8 is rotated to drive the second screw rod 7 to rotate so as to drive the first sleeve 6 to move on the outer wall of the second screw rod 7 and further drive the connecting rod 10 to move, the movement of the connecting rod 10 drives the pointed cone 1 on one side of the connecting rod 10 to move upwards, and the collapsed vertebral body is reset to a flat state;

when the centrum warp seriously, pulling gag lever post 17 extrusion stripper plate 22 makes spring 21 take place elastic deformation to make inside gag lever post 17 breaks away from spacing groove 16, rotate articulated piece 19 and make first mounting panel 5 one side ninety degrees of buckling, thereby realize the direction change of device, the restoration of the centrum of serious deformation of comparatively laborsaving completion.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an orthopedics centrum resetting means, includes pointed cone (1), fixed plate (9) and articulated frame (20), its characterized in that: a second screw rod (7) is horizontally arranged at the central position of one side of the fixed plate (9), a first sleeve (6) is sleeved at one end of the second screw rod (7) far away from the fixed plate (9), connecting rods (10) are horizontally arranged at the top end and the bottom end of the first sleeve (6), a first mounting plate (5) is arranged at one end of the connecting rod (10) far away from the fixed plate (9), a hinge frame (20) is arranged at the central position of one side of the first mounting plate (5), a hinge block (19) is hinged in the hinge frame (20), a second mounting plate (11) is vertically arranged at the other end of the hinge block (19), a slide way (4) is vertically arranged on one side of the second mounting plate (11), two slide blocks (15) are sleeved in the slide way (4), and a second sleeve (14) is installed at one end of the sliding block (15), and a groove (2) is horizontally installed at one end, far away from the sliding block (15), of the second sleeve (14).

2. An orthopedic vertebral body reduction device according to claim 1, wherein: one end of the second screw rod (7) close to the fixing plate (9) is provided with a rotating hand (8) penetrating through the fixing plate (9), and the outer wall of the rotating hand (8) is uniformly pasted with an anti-slip pad.

3. An orthopedic vertebral body reduction device according to claim 1, wherein: articulated frame (20) are close to the upper end and the equal horizontal installation of lower extreme of second mounting panel (11) one side and have spacing section of thick bamboo (18), and the inside central point department horizontal installation who keeps away from second mounting panel (11) one side of spacing section of thick bamboo (18) has spring (21), the one end vertical installation that spring (21) are close to second mounting panel (11) has stripper plate (22), and stripper plate (22) keep away from one side horizontal installation of spring (21) has gag lever post (17), second mounting panel (11) are close to gag lever post (17) one side and all seted up with gag lever post (17) assorted spacing groove (16).

4. An orthopedic vertebral body reduction device according to claim 1, wherein: a first screw rod (3) is vertically sleeved inside the second sleeve (14), and bolts (12) are horizontally arranged at the top end and the bottom end of the first screw rod (3).

5. An orthopedic vertebral body reduction device according to claim 1, wherein: the thread directions of the upper end and the lower end of the outer wall of the first screw rod (3) are opposite, and the second sleeve (14) is centrosymmetric on the outer wall of the first screw rod (3) relative to the first screw rod (3).

6. An orthopedic vertebral body reduction device according to claim 1, wherein: one end of the inner side of the groove (2) far away from the fixing plate (9) is provided with the groove (2), and the anti-falling pad (13) is uniformly adhered inside the groove (2).