CN216570141U

CN216570141U - Spinal surgery positioning device

Info

Publication number: CN216570141U
Application number: CN202122765875.9U
Authority: CN
Inventors: 任中武
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-05-24
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a spinal surgery positioning device, which comprises a positioning cylinder, wherein an L-shaped supporting column is fixedly connected to the inner side of the bottom of the positioning cylinder, the top of the supporting column is rotatably connected with a first rotating rod through a first bearing arranged in a penetrating manner, the top end of the first rotating rod is fixedly connected with a rotating plate, the top of the rotating plate is symmetrically provided with two first grooves, the top of the rotating plate is provided with a screw rod positioned in one of the first grooves, two ends of the screw rod are respectively connected with a first bearing plate positioned in the first groove, one end of the screw rod is connected with a threaded sleeve, the top of the threaded sleeve is fixedly connected with a supporting rod, the top end of the supporting rod is provided with a positioning plate, the top of the positioning plate is provided with a puncture hole in a penetrating manner, the tops of the other two sides of the rotating plate are respectively connected with a first scale mark, when the spinal surgery positioning device is used, the positioning device can be used for accurately positioning the position of a vertebra needing to be punctured, improving the effect of puncture.

Description

Spinal surgery positioning device

Technical Field

The utility model relates to the technical field of positioning devices, in particular to a spinal surgery positioning device.

Background

The spine is formed by connecting seven cervical vertebrae, twelve thoracic vertebrae, five lumbar vertebrae, a sacrum and a coccyx by ligaments, joints and intervertebral discs, and has the human skeleton functions of supporting the human trunk, protecting internal organs and spinal cords and performing sports.

The operation that needs to carry out the treatment to patient's backbone in the surgery mainly includes abdominal cavity puncture, thorax puncture, lumbar vertebrae puncture and subclavian vein puncture, for lumbar vertebrae puncture wherein, mainly extract certain liquid from the clearance of patient's vertebra that is exactly dragon heart bone to this surveys patient's intracranial pressure, chemical examination inspection cerebrospinal fluid composition, but when current carries out the puncture operation to patient, need the doctor to find the gap of vertebra, will find the position after again and press with the hand, fix a position with this simple mark that carries out, but very easily lead to the operation of puncture operation to appear the deviation like this, and then influence the puncture effect, for this reason, we provide a spinal surgery positioner to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art related to the background art and provides a spinal surgery positioning device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a spinal surgery positioner, includes a location section of thick bamboo, the inboard fixedly connected with in location bobbin base portion is the support column of L form, the support column top is connected with first bull stick through the first bearing rotation that runs through the setting, first bull stick top fixedly connected with commentaries on classics board, the commentaries on classics board top is the symmetry and has seted up two first flutings, the commentaries on classics board top is equipped with the lead screw that is located one of them first fluting, the lead screw both ends all are connected with the first bearing plate that is located first fluting, lead screw one end is connected with the thread bush, thread bush top fixedly connected with bracing piece, the bracing piece top is equipped with the locating plate, the locating plate top is run through and has been seted up the puncture hole, the commentaries on classics board in addition both sides top all is connected with first scale mark, a location section of thick bamboo top is that the circumference array is equipped with a plurality of second scale marks.

Preferably, the locating plate both sides all are equipped with the triangle pointer with commentaries on classics board one side, commentaries on classics board top one side is equipped with the second bearing plate that is located first fluting and is connected with first bearing plate top.

Preferably, one side of the top of the rotating plate is provided with a second rotating rod which is rotatably connected with the second bearing plate, and the bottom end of the second rotating rod is connected with a first bevel gear which is positioned in one of the first slots.

Preferably, one end of the screw rod is connected with a second bevel gear in meshed connection with the first bevel gear, and the top end of the second rotating rod is fixedly connected with a rotating disc.

Preferably, the other side of the top of the rotating plate is provided with a sliding rod positioned in the other first open slot, one end of the sliding rod is slidably connected with a sliding sleeve, and the top of the sliding sleeve is fixedly connected with a connecting rod connected with the bottom of the positioning plate.

Preferably, a ratchet wheel is sleeved at one end of the first rotating rod, a pawl is connected to one side of the top of the supporting column, a spring pressing sheet attached to one side of the pawl is arranged at a position, close to the pawl, of one side of the top of the supporting column, an annular sliding groove is formed in the inner side of the positioning cylinder, and a sliding block connected with one side of the rotating plate is connected to the annular sliding groove in a sliding mode.

Preferably, the two sides of the positioning cylinder are fixedly connected with binding bands, one end of one binding band is connected with a sub-buckle, and one end of the other binding band is connected with a female buckle.

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

1. when in use, the utility model has the functions of accurately positioning the position of the vertebra needing to be punctured and improving the puncturing effect, when the puncture needs to be carried out on the patient, the positioning barrel is tied at the approximate position of the puncture at the back of the patient, then the rotating plate is rotated by hands, the rotating plate can drive the triangular pointer at one side of the rotating plate to point to a second scale mark at the top of the positioning cylinder when rotating, so that the rotating plate stays in the approximate region of the operation, then rotate the second bull stick, the second bull stick rotates and can drive the lead screw through the cooperation of first bevel gear and second bevel gear and rotate, and the lead screw rotates and can drive the thread bush and remove, and the thread bush removes and can drive bracing piece and locating plate removal, and the locating plate removal can drive the directional first scale mark of the triangle pointer of its both sides, and it can to reach the gap position department of vertebra until the puncture hole, and then can carry out accurate location to the puncture operation.

2. When the positioning plate is used, the positioning plate and the rotating plate are limited, the positioning plate and the rotating plate are prevented from being influenced by external force and moving randomly, the rotating plate can drive the ratchet wheel to rotate when rotating clockwise, the pawl can be extruded by the spring pressing sheet after the rotating plate rotates to a specified position, so that the pawl is driven to limit the ratchet wheel, the ratchet wheel cannot rotate anticlockwise, medical personnel can drive the rotating plate to rotate by using larger force at the same time, the rotating plate cannot be influenced by the external force and cannot be displaced, meanwhile, the threaded sleeve is in threaded connection with the screw rod, the threaded sleeve can be driven to move only when the second rotating rod rotates, the positioning plate can be limited by the threaded sleeve and the supporting rod, the positioning plate is prevented from moving randomly by the external force after reaching the specified position, and the positioning accuracy is further improved.

Drawings

FIG. 1 is a first perspective view of the overall structure of a spinal surgical positioning apparatus according to the present invention;

FIG. 2 is a second perspective view of the positioning device for spinal surgery according to the present invention;

FIG. 3 is a schematic view of a disassembled structure of the support rod and the positioning plate shown in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of a connection structure of a first bevel gear and a second bevel gear in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of a connection structure between the first rotating rod and the ratchet wheel in FIG. 2 according to the present invention;

in the figure: 1. a positioning cylinder; 2. a support pillar; 3. a first rotating lever; 4. rotating the plate; 5. a first slot; 6. a first bearing plate; 7. a screw rod; 8. a threaded sleeve; 9. a support bar; 10. positioning a plate; 11. puncturing a hole; 12. a first scale mark; 13. a second scale mark; 14. a triangular pointer; 15. a second bearing plate; 16. a second rotating rod; 17. a first bevel gear; 18. a second bevel gear; 19. a slide bar; 20. a sliding sleeve; 21. a ratchet wheel; 22. a pawl; 23. pressing a spring plate; 24. an annular chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a spinal surgery positioning device comprises a positioning cylinder 1, wherein an L-shaped supporting column 2 is fixedly connected to the inner side of the bottom of the positioning cylinder 1, a first rotating rod 3 is rotatably connected to the top of the supporting column 2 through a first bearing arranged in a penetrating manner, a rotating plate 4 is fixedly connected to the top end of the first rotating rod 3, two first slots 5 are symmetrically arranged on the top of the rotating plate 4, a screw rod 7 positioned in one of the first slots 5 is arranged on the top of the rotating plate 4, two ends of the screw rod 7 are respectively connected with a first bearing plate 6 positioned in the first slot 5, one end of the screw rod 7 is connected with a threaded sleeve 8, the top of the threaded sleeve 8 is fixedly connected with a supporting rod 9, a positioning plate 10 is arranged on the top end of the supporting rod 9, a puncture hole 11 is arranged on the top of the positioning plate 10 in a penetrating manner, first scale marks 12 are respectively connected to the tops of the other two sides of the rotating plate 4, a plurality of second scale marks 13 are arranged on the top of the positioning cylinder 1 in a circumferential array manner, when a patient needs to be punctured, the positioning tube 1 is tied on the back of the patient, the patient bends and lies on the bed on the side, the patient holds knees with both hands, the lumbar kyphosis and the intervertebral space are widened, then the rotating plate 4 is rotated by hands, the rotating plate 4 can rotate by taking the first rotating rod 3 as an axis when being rotated, the rotating plate 4 can drive the triangular pointer 14 on one side to rotate together when rotating, the rotating plate 4 stops rotating after the triangular pointer 14 points to the appointed position of the second graduation mark 13, the second rotating rod 16 is rotated at the moment, the second rotating rod 16 can drive the screw rod 7 to rotate through the matching of the first bevel gear 17 and the second bevel gear 18, the screw rod 7 can drive the threaded sleeve 8 to move, the threaded sleeve 8 can drive the supporting rod 9 to move, the supporting rod 9 can drive the positioning plate 10 to move, the positioning plate 10 can drive the triangular pointers 14 on both sides of the positioning plate 10 to point to the first graduation mark 12, when the triangular pointers 14 on the two sides of the positioning plate 10 point to the designated positions, the puncturing holes 11 can be used for accurately positioning the positions needing puncturing, and the puncturing effect is further improved.

Referring to fig. 1-4, two sides of the positioning plate 10 and one side of the rotating plate 4 are both provided with a triangular pointer 14, one side of the top of the rotating plate 4 is provided with a second bearing plate 15 which is positioned in the first slot 5 and connected with the top of the first bearing plate 6, when the second rotating rod 16 rotates, the first bevel gear 17 can be driven to rotate by a second bevel gear 18 which is meshed with the first bevel gear, the second bevel gear 18 can be driven to rotate by a screw rod 7, the screw rod 7 can be driven to rotate by a threaded sleeve 8, the threaded sleeve 8 can be driven to move by a supporting rod 9 and the positioning plate 10, and the positioning plate 10 is positioned, so that the positioning plate 10 can be prevented from being displaced due to external influence.

Referring to fig. 1-4, a second rotating rod 16 rotatably connected to a second bearing plate 15 is disposed on one side of the top of the rotating plate 4, a first bevel gear 17 located in one of the first slots 5 is connected to the bottom end of the second rotating rod 16, and the first bearing plate 6 and the second bearing plate 15 can rotate the second rotating rod 16 while driving the screw rod 7 to rotate, so as to adjust the position of the positioning plate 10.

Referring to fig. 1-4, one end of the screw rod 7 is connected with a second bevel gear 18 engaged with the first bevel gear 17, the top end of the second rotating rod 16 is fixedly connected with a rotating disc, when the second rotating rod 16 drives the first bevel gear 17 to rotate, the second bevel gear 18 can be driven to rotate to drive the supporting rod 9 and the positioning plate 10 to move through the matching of the screw rod 7 and the threaded sleeve 8, so that after the positioning plate 10 moves to a specified position, the positioning plate 10 cannot move except for rotating the second rotating rod 16, so that the positioning plate 10 is limited, and the positioning accuracy is ensured.

Referring to fig. 1-4, the other side of the top of the rotating plate 4 is provided with a sliding rod 19 located in the other first slot 5, one end of the sliding rod 19 is slidably connected with a sliding sleeve 20, the top of the sliding sleeve 20 is fixedly connected with a connecting rod connected with the bottom of the positioning plate 10, the connecting rod can be driven to move when the positioning plate 10 moves, the connecting rod can drive the sliding sleeve 20 to slide on the surface of the sliding rod 19, so that the positioning plate 10 can move more stably through the supporting rod 9 at the top of the threaded sleeve 8 and the connecting rod at the top of the sliding sleeve 20.

Referring to fig. 1-5, one end of the first rotating rod 3 is sleeved with a ratchet 21, one side of the top of the supporting column 2 is connected with a pawl 22, a spring pressing sheet 23 which is attached to one side of the pawl 22 is arranged at a position on one side of the top of the supporting column 2 close to the pawl 22, an annular sliding groove 24 is arranged on the inner side of the positioning cylinder 1, a sliding block which is connected with one side of the rotating plate 4 is connected in the annular sliding groove 24 in a sliding manner, when the rotating plate 4 rotates clockwise to a designated position, the spring pressing sheet 23 can press the pawl 22, one side of the pressed pawl 22 approaches the ratchet wheel 21 to limit the ratchet wheel 21 so that the ratchet wheel 21 is difficult to rotate counterclockwise, when the ratchet 21 is restrained by the ratchet 21 so that the first rotating lever 3 needs to be subjected to a large force to rotate, thereby ensuring that the rotary plate 4 is prevented from falling under the influence of gravity when the positioning barrel 1 is bound behind the back of a patient, and ensuring the accuracy of the position of the rotary plate 4.

Referring to fig. 1 and 2, the equal fixedly connected with bandage in a location section of thick bamboo 1 both sides, one of them bandage one end is connected with sub-buckle, and another bandage one end is connected with female buckle, when needs puncture the location to patient, passes patient back bottom and top duplex winding to thorax department respectively with two bandages, will be from buckle and female buckle looks joint, is convenient for put a location section of thick bamboo 1 behind one's back at patient, has improved the convenience when the device uses.

In the utility model, when a patient needs to be punctured, the positioning cylinder 1 is tied at the back of the patient, the patient bends and lies on the bed on the side, the patient holds knees with both hands, the lumbar kyphosis and the intervertebral space are widened, then the rotating plate 4 is rotated by hands, the rotating plate 4 can rotate by taking the first rotating rod 3 as the axis when being rotated, the rotating plate 4 can drive the triangular pointer 14 at one side to rotate together when rotating, the rotating plate 4 stops rotating after the triangular pointer 14 points to the appointed position of the second graduation mark 13, at the moment, the second rotating rod 16 is rotated, the second rotating rod 16 rotates and can drive the screw rod 7 to rotate through the matching of the first bevel gear 17 and the second bevel gear 18, the screw rod 7 rotates and can drive the threaded sleeve 8 to move, the threaded sleeve 8 can drive the supporting rod 9 to move, the supporting rod 9 can drive the positioning plate 10 to move, the positioning plate 10 can drive the triangular pointers 14 at both sides of the positioning plate 10 to point to the first graduation mark 12, when the triangular pointers 14 on both sides of the positioning plate 10 point to the designated positions, the puncture hole 11 can be enabled to accurately position the position to be punctured.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The spinal surgery positioning device comprises a positioning cylinder (1) and is characterized in that an L-shaped supporting column (2) is fixedly connected to the inner side of the bottom of the positioning cylinder (1), a first rotating rod (3) is rotatably connected to the top of the supporting column (2) through a first bearing which is arranged in a penetrating manner, a rotating plate (4) is fixedly connected to the top end of the first rotating rod (3), two first grooves (5) are symmetrically formed in the top of the rotating plate (4), a lead screw (7) positioned in one of the first grooves (5) is arranged at the top of the rotating plate (4), first bearing plates (6) positioned in the first grooves (5) are connected to two ends of the lead screw (7), a threaded sleeve (8) is connected to one end of the lead screw (7), a supporting rod (9) is fixedly connected to the top of the threaded sleeve (8), a positioning plate (10) is arranged at the top end of the supporting rod (9), puncture hole (11) have been seted up in locating plate (10) top through, it all is connected with first scale mark (12) to change board (4) other both sides top, a location section of thick bamboo (1) top is the circumference array and is equipped with a plurality of second scale marks (13).

2. The spinal surgery positioning device as recited in claim 1, characterized in that the two sides of the positioning plate (10) and the side of the rotating plate (4) are provided with triangular pointers (14), and the side of the top of the rotating plate (4) is provided with a second bearing plate (15) which is positioned in the first slot (5) and connected with the top of the first bearing plate (6).

3. The spinal surgical positioning device as claimed in claim 2, wherein a second rotating rod (16) rotatably connected with the second bearing plate (15) is arranged on one side of the top of the rotating plate (4), and a first bevel gear (17) positioned in one of the first slots (5) is connected to the bottom end of the second rotating rod (16).

4. The spinal surgery positioning device as claimed in claim 3, characterized in that one end of the screw rod (7) is connected with a second bevel gear (18) which is engaged with the first bevel gear (17), and the top end of the second rotating rod (16) is fixedly connected with a rotating disc.

5. The spinal surgery positioning device as recited in claim 4, characterized in that the other side of the top of the rotating plate (4) is provided with a sliding rod (19) located in the other first slot (5), one end of the sliding rod (19) is slidably connected with a sliding sleeve (20), and the top of the sliding sleeve (20) is fixedly connected with a connecting rod connected with the bottom of the positioning plate (10).

6. The spinal surgery positioning device as recited in claim 1, characterized in that one end of the first rotating rod (3) is sleeved with a ratchet wheel (21), one side of the top of the supporting column (2) is connected with a pawl (22), a spring pressing sheet (23) attached to one side of the pawl (22) is arranged at a position close to the pawl (22) on one side of the top of the supporting column (2), an annular sliding groove (24) is formed in the inner side of the positioning cylinder (1), and a sliding block connected with one side of the rotating plate (4) is connected in the annular sliding groove (24) in a sliding manner.

7. The spinal surgery positioning device as recited in claim 1, characterized in that the positioning cylinder (1) is fixedly connected with a binding belt on both sides, wherein one end of the binding belt is connected with a sub-buckle, and one end of the other binding belt is connected with a female buckle.