CN111067580A - Neurosurgery spinal nerve dissection device - Google Patents
Neurosurgery spinal nerve dissection device Download PDFInfo
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- CN111067580A CN111067580A CN201911297177.1A CN201911297177A CN111067580A CN 111067580 A CN111067580 A CN 111067580A CN 201911297177 A CN201911297177 A CN 201911297177A CN 111067580 A CN111067580 A CN 111067580A
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- fixedly connected
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
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- Animal Behavior & Ethology (AREA)
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Abstract
The invention discloses a spinal nerve dissection device for neurosurgery, which comprises a hydraulic telescopic rod and a fixed frame, wherein the bottom of an output shaft on the hydraulic telescopic rod is fixedly connected with a universal ball, the surface of the universal ball is sleeved with a ball sleeve, the upper surface of the fixed frame is provided with a groove and is fixedly connected with the surface of the ball sleeve through the groove, the bottom of the fixed frame is fixedly connected with a shell, the upper surface of the shell is fixedly connected with a motor, and the bottom of the output shaft on the motor is fixedly connected with a rotating shaft. The invention solves the problems that in the actual use process, the traditional opening bar is difficult to effectively clamp the skin at the wound and to accurately open the muscle tissues, and the movable bar is manually operated, so that the hands of a doctor feel sour and painful after long-time operation, and the movable bar is easy to shake, so that the stability is difficult to ensure, and the use is inconvenient.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a spinal nerve dissection device for neurosurgery.
Background
Spinal nerves are important nervous systems of the human body, are symmetrical left and right on the whole spinal cord, form four bundles of sensation from the outer side of the abdomen and the outer side of the back, are basically like a cephalic cord, and form dorsal (lateral) branches to be distributed to the skin from the sensory dorsal root running to the internodes of the muscles from the outer side of the back. The motor abdominal root which is sent from the outside of the abdomen and runs to the muscular node is not joined with the abdominal (side) branch at all, and the dorsal root and the abdominal root of an animal higher than the round-mouthed animal are combined and divided into the abdominal branch and the dorsal branch. The spinal cord nerve dissection device comprises a support frame, pull rings are fixedly connected to the upper surfaces of the front end and the rear end of the support frame, movable strips are hinged to the outer side surfaces of the front end and the rear end of the support frame through hinged shafts, torsion springs are slidably connected to the outer side surfaces of the upper ends of the movable strips, the outer side surfaces of the torsion springs are fixedly connected to the inner side surfaces of the hinged shafts and the movable strips, connecting blocks are slidably connected to the outer side surfaces of the lower ends of the movable strips, and opening support strips are fixedly connected to the lower end surfaces of the connecting blocks, the spinal cord minimally invasive neurosurgery spinal cord nerve dissection device is convenient to operate and simple in structure; but in the in-service use, because the strip of strutting is when using, be difficult to carry out effectual centre gripping to the skin of wound department, be difficult to strut the accurate tissue of muscle, the activity strip is by artifical manual operation moreover, and long-time operation can make doctor's hand produce sour pain and feel, very easily produces and rocks, leads to stability to be difficult to guarantee, brings inconvenience for the use.
Disclosure of Invention
The invention aims to provide a spinal nerve dissection device for neurosurgery, which improves the traditional device and solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a neurosurgery spinal cord nerve dissection device, includes hydraulic telescoping rod and mount, the bottom fixedly connected with universal ball of output shaft on the hydraulic telescoping rod, the surface cover of universal ball has the ball cover, the upper surface of mount is seted up flutedly and is connected through the fixed surface of recess and ball cover.
The bottom of the fixed frame is fixedly connected with a shell, the upper surface of the shell is fixedly connected with a motor, the bottom of the output shaft of the motor is fixedly connected with a rotating shaft, the surface of the rotating shaft penetrates through the shell and is rotationally connected with the shell, the bottom of the rotating shaft is fixedly connected with a turntable, the side surface of the turntable is rotationally connected with the inner wall of the shell, the lower surface of the rotating disc is provided with double spiral grooves, the inner walls of the double spiral grooves are connected with transmission rods in a sliding way, a through groove for the transmission rod to slide left and right is arranged on the lower surface of the shell, a semi-conical block is fixedly connected at the bottom of the transmission rod, the lower surface of the shell is fixedly connected with two symmetrical double clamping plates, the side surface of the transmission rod is fixedly connected with a positioning rod, the surface of the positioning rod is connected with the inner wall of the double-clamping plate in a sliding mode, and the side face, close to the bottom, of the transmission rod is fixedly connected with a clamping device.
Preferably, clamping device includes sealed shell, the side of sealed shell and the side fixed connection of transfer line, the inner wall sliding connection of sealed shell has the piston, the last fixed surface of piston is connected with the stripper bar, the top of stripper bar runs through the upper surface and the fixedly connected with extrusion piece of sealed shell, the through-hole has been seted up to the lower surface of sealed shell and through-hole fixedly connected with air duct, the bottom fixedly connected with centre gripping gasbag of air duct.
Preferably, the upper surface of the extrusion block is an arc-shaped surface.
Preferably, the clamping air bag is internally provided with a tension spring, and the top and the bottom of the tension spring are fixedly connected with the top and the bottom of the inner wall of the clamping air bag respectively.
Preferably, the surface of the universal ball is fixedly connected with a rubber sleeve, and the surface of the rubber sleeve is connected with the inner wall of the ball sleeve in a sliding manner.
Preferably, the surface of the motor is fixedly connected with a fixing frame, and the bottom of the fixing frame is fixedly connected with the upper surface of the shell.
Preferably, the side face of the rotary table is fixedly connected with a limiting ring, and the inner wall of the shell is provided with a sliding chute for sliding.
Compared with the prior art, the invention has the following beneficial effects:
the invention adjusts the position heights of the hydraulic telescopic rod and the shell through the hydraulic telescopic rod, and adjusts the steering of the fixing frame and the shell through the universal ball and the ball sleeve, so that the semi-conical block finally faces the wound; then the semi-conical block is moved downwards through the hydraulic telescopic rod, and due to the structural characteristics of the semi-conical block, the semi-conical block can quickly enter muscle tissues through the wound; then the motor after being powered on is started, the output shaft on the motor drives the rotating shaft to synchronously rotate, the rotating disc rotates along with the rotating disc, the transmission rod clamped in the double spiral groove has the tendency of rotating along with the rotating disc, but the transmission rod can only move leftwards and rightwards in the through groove, when the rotating disc rotates, the transmission rod and the double spiral groove can slide relatively, and then the two transmission rods can move oppositely or oppositely in the through groove, as shown in figure 1, at the moment, the two transmission rods can move oppositely with the respective semi-conical blocks, the semi-conical blocks can prop muscle tissues or skin apart through movement, meanwhile, the semi-conical blocks can clamp the muscle tissues or skin under the matching with the clamping device, and more accurate movement can be realized during the propping operation;
secondly, the invention solves the problems that in the actual use process, because the traditional opening-stretching strip is difficult to effectively clamp the skin at the wound and accurately stretch the muscle tissue, and the movable strip is manually operated, the hands of doctors feel sour and painful due to long-time operation, the hands are easy to shake, the stability is difficult to ensure, and the use is inconvenient.
Drawings
FIG. 1 is a front cross-sectional view of the structure of the present invention;
FIG. 2 is a front cross-sectional view of the seal housing of the present invention;
fig. 3 is a bottom view of a double spiral groove of the present invention.
In the figure: 1-hydraulic telescopic rod, 2-universal ball, 3-ball sleeve, 4-fixing frame, 5-shell, 6-motor, 7-rotating shaft, 8-rotating disc, 9-double spiral groove, 10-transmission rod, 11-through groove, 12-semi-conical block, 13-double splint, 14-positioning rod, 15-clamping device, 16-sealing shell, 17-piston, 18-extrusion rod, 19-extrusion block, 20-air duct, 21-clamping air bag, 22-tension spring, 23-rubber sleeve, 24-fixing frame and 25-spacing ring.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a neurosurgery spinal nerve dissection device comprises a hydraulic telescopic rod 1 and a fixing frame 4, the position heights of the hydraulic telescopic rod 1 and a shell 5 are adjusted through the hydraulic telescopic rod 1, a universal ball 2 is fixedly connected to the bottom of an output shaft on the hydraulic telescopic rod 1, a ball sleeve 3 is sleeved on the surface of the universal ball 2, a rubber sleeve 23 is fixedly connected to the surface of the universal ball 2, the surface of the rubber sleeve 23 is in sliding connection with the inner wall of the ball sleeve 3, and the friction force between the rubber sleeve 23 and the inner wall of the ball sleeve 3 is increased through the arrangement of the rubber sleeve 23, so that the universal ball 2 can stably keep a rotating angle in the ball sleeve 3 after rotation adjustment is completed, and the stability in use is ensured; the direction of rotation of the fixed frame 4 and the shell 5 is adjusted through the universal ball 2 and the ball sleeve 3, so that the semi-conical block 12 finally faces the wound; the upper surface of the fixing frame 4 is provided with a groove and is fixedly connected with the surface of the ball sleeve 3 through the groove.
The bottom of the fixing frame 4 is fixedly connected with the shell 5, the upper surface of the shell 5 is fixedly connected with the motor 6, the surface of the motor 6 is fixedly connected with the fixing frame 24, the bottom of the fixing frame 24 is fixedly connected with the upper surface of the shell 5, and the motor 6 can be more firmly installed on the shell 5 through the arrangement of the fixing frame 24, is not easy to shake in use, and avoids the influence on the spreading operation; the bottom of an output shaft on the motor 6 is fixedly connected with a rotating shaft 7, the surface of the rotating shaft 7 penetrates through the shell 5 and is rotatably connected with the shell 5, the bottom of the rotating shaft 7 is fixedly connected with a turntable 8, the side surface of the turntable 8 is rotatably connected with the inner wall of the shell 5, the side surface of the turntable 8 is fixedly connected with a limiting ring 25, the inner wall of the shell 5 is provided with a sliding groove for the limiting ring 25 to slide, and the turntable 8 slides in the sliding groove on the inner wall of the shell 5 through the limiting ring 25, so that the rotating stability of the turntable 8 in; the lower surface of the turntable 8 is provided with a double-spiral groove 9, the inner wall of the double-spiral groove 9 is connected with a transmission rod 10 in a sliding manner, the lower surface of the shell 5 is provided with a through groove 11 for the transmission rod 10 to slide left and right, and the through groove 11 can prevent the transmission rod 10 from falling off while limiting the motion track of the transmission rod 10, even if the transmission rod 10 slides on the transmission rod in a left and right limiting manner; the bottom of the transmission rod 10 is fixedly connected with a semi-conical block 12, the downward movement of the semi-conical block 12 is realized through the hydraulic telescopic rod 1, and due to the structural characteristics of the semi-conical block 12, the semi-conical block 12 can quickly enter muscle tissues through wounds; then the motor 6 which is powered on is started, an output shaft on the motor drives the rotating shaft 7 to synchronously rotate, the rotating disc 8 rotates along with the rotating disc, the transmission rods 10 which are clamped in the double spiral grooves 9 tend to rotate along with the rotating disc 8, but the transmission rods 10 only can move left and right in the through grooves 11, when the rotating disc 8 rotates, the transmission rods 10 can slide relative to the double spiral grooves 9, and then the two transmission rods 10 can move in the through grooves 11 in opposite directions or in opposite directions, as shown in fig. 1, at the moment, the two transmission rods 10 drive the respective semi-conical blocks 12 to move away from each other, the semi-conical blocks 12 prop muscle tissues or skin apart through movement, meanwhile, the semi-conical blocks 12 can clamp the muscle tissues or skin under the cooperation with the clamping device 15, and can realize more accurate movement during propping operation; the lower surface of the shell 5 is fixedly connected with two symmetrical double-clamping plates 13, the side surface of the transmission rod 10 is fixedly connected with a positioning rod 14, the surface of the positioning rod 14 is in sliding connection with the inner wall of the double-clamping plate 13, the side surface, close to the bottom, of the transmission rod 10 is fixedly connected with a clamping device 15, the clamping device 15 comprises a sealing shell 16, the side surface of the sealing shell 16 is fixedly connected with the side surface of the transmission rod 10, the inner wall of the sealing shell 16 is in sliding connection with a piston 17, the upper surface of the piston 17 is fixedly connected with an extrusion rod 18, the surface of the extrusion rod 18 is sleeved with a pressure spring, and the; the top of the extrusion rod 18 penetrates through the upper surface of the sealing shell 16 and is fixedly connected with an extrusion block 19, the lower surface of the sealing shell 16 is provided with a through hole and is fixedly connected with an air duct 20 through the through hole, the bottom of the air duct 20 is fixedly connected with a clamping air bag 21, when in use, the sealing shell 16 moves along with the transmission rod 10 thereon, during the movement, the top of the extrusion block 19 will contact with the inclined surface of the double-clamping plate 13 and produce extrusion, so that the extrusion block 19 will move downwards with an extrusion rod 18 carrying the piston 17, when the piston 17 moves downwards in the sealing shell 16, the air in the sealing shell 16 is squeezed into the clamping air bag 21, the clamping air bag 21 is expanded through the added air, the bottom of the rapidly expanded clamping air bag 21 is contacted with the muscle or skin tissue above the semi-conical block 12 to be squeezed, and therefore fixation with the tissue at the wound is achieved, and accurate opening operation is convenient to achieve; the upper surface of the extrusion block 19 is an arc-shaped surface, and the extrusion block 19 can smoothly slide on the inclined surface of the double-clamping plate 13 through the arrangement of the arc-shaped surface on the extrusion block 19; the clamping air bag 21 is internally provided with a tension spring 22, the top and the bottom of the tension spring 22 are respectively and fixedly connected with the top and the bottom of the inner wall of the clamping air bag 21, the bottom of the clamping air bag 21 can be quickly separated from the contact with the skin tissue under the elastic force of the tension spring 22 after the clamping of the skin tissue is released through the arrangement of the tension spring 22,
the working principle is as follows: when the neurosurgery spinal nerve dissection device is used, the hydraulic telescopic rod 1 is used for realizing the downward movement of the semi-conical block 12, and due to the structural characteristics of the semi-conical block 12, the semi-conical block 12 can quickly enter muscle tissues through wounds; then the motor 6 which is powered on is started, an output shaft on the motor drives the rotating shaft 7 to synchronously rotate, the rotating disc 8 rotates along with the rotating disc, the transmission rods 10 which are clamped in the double spiral grooves 9 tend to rotate along with the rotating disc 8, but the transmission rods 10 only can move left and right in the through grooves 11, when the rotating disc 8 rotates, the transmission rods 10 can slide relative to the double spiral grooves 9, and then the two transmission rods 10 can move in the through grooves 11 in opposite directions or in opposite directions, as shown in fig. 1, at the moment, the two transmission rods 10 drive the respective semi-conical blocks 12 to move away from each other, the semi-conical blocks 12 prop muscle tissues or skin apart through movement, meanwhile, the semi-conical blocks 12 can clamp the muscle tissues or skin under the cooperation with the clamping device 15, and can realize more accurate movement during propping operation; through the cooperation use between the above-mentioned structure, solved in the in-service use, because traditional opening strip that props is when using, be difficult to carry out effectual centre gripping to the skin of wound department, be difficult to strut the accurate tissue of muscle, the activity strip is by artifical manually operation moreover, and long-time operation can make doctor's hand produce sour pain and feel, very easily produces and rocks, leads to stability to be difficult to guarantee, brings inconvenient problem for the use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A neurosurgical spinal nerve dissection device, characterized by: the hydraulic telescopic rod comprises a hydraulic telescopic rod (1) and a fixing frame (4), wherein the bottom of an output shaft on the hydraulic telescopic rod (1) is fixedly connected with a universal ball (2), a ball sleeve (3) is sleeved on the surface of the universal ball (2), and a groove is formed in the upper surface of the fixing frame (4) and is fixedly connected with the surface of the ball sleeve (3) through the groove;
the bottom of the fixing frame (4) is fixedly connected with a shell (5), the upper surface of the shell (5) is fixedly connected with a motor (6), the bottom of an output shaft on the motor (6) is fixedly connected with a rotating shaft (7), the surface of the rotating shaft (7) penetrates through the shell (5) and is rotatably connected with the shell (5), the bottom of the rotating shaft (7) is fixedly connected with a rotating disc (8), the side surface of the rotating disc (8) is rotatably connected with the inner wall of the shell (5), the lower surface of the rotating disc (8) is provided with a double-spiral groove (9), the inner wall of the double-spiral groove (9) is slidably connected with a transmission rod (10), the lower surface of the shell (5) is provided with a through groove (11) for the transmission rod (10) to slide left and right, the bottom of the transmission rod (10) is fixedly connected with a half-cone-shaped block (12), the lower surface, the side face of the transmission rod (10) is fixedly connected with a positioning rod (14), the surface of the positioning rod (14) is connected with the inner wall of the double-clamping plate (13) in a sliding mode, and the side face, close to the bottom, of the transmission rod (10) is fixedly connected with a clamping device (15).
2. A neurosurgical spinal nerve dissection device according to claim 1, wherein: clamping device (15) are including sealed shell (16), the side of sealed shell (16) and the side fixed connection of transfer line (10), the inner wall sliding connection of sealed shell (16) has piston (17), the last fixed surface of piston (17) is connected with squeeze stem (18), the top of squeeze stem (18) runs through the upper surface and the fixedly connected with extrusion piece (19) of sealed shell (16), the through-hole has been seted up to the lower surface of sealed shell (16) and through-hole fixedly connected with air duct (20), the bottom fixedly connected with centre gripping gasbag (21) of air duct (20).
3. A neurosurgical spinal nerve dissection device according to claim 2, wherein: the upper surface of the extrusion block (19) is an arc-shaped surface.
4. A neurosurgical spinal nerve dissection device according to claim 2, wherein: be equipped with extension spring (22) in centre gripping gasbag (21), the top and the bottom of extension spring (22) respectively with the top and the bottom fixed connection of centre gripping gasbag (21) inner wall.
5. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the surface of the universal ball (2) is fixedly connected with a rubber sleeve (23), and the surface of the rubber sleeve (23) is connected with the inner wall of the ball sleeve (3) in a sliding manner.
6. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the surface of the motor (6) is fixedly connected with a fixing frame (24), and the bottom of the fixing frame (24) is fixedly connected with the upper surface of the shell (5).
7. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the side fixedly connected with spacing ring (25) of carousel (8), the gliding spout of confession spacing ring (25) is seted up to the inner wall of casing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911297177.1A CN111067580A (en) | 2019-12-17 | 2019-12-17 | Neurosurgery spinal nerve dissection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911297177.1A CN111067580A (en) | 2019-12-17 | 2019-12-17 | Neurosurgery spinal nerve dissection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111067580A true CN111067580A (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911297177.1A Withdrawn CN111067580A (en) | 2019-12-17 | 2019-12-17 | Neurosurgery spinal nerve dissection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111067580A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111968485A (en) * | 2020-09-15 | 2020-11-20 | 广州市胜翰计算机配件有限公司 | Liquid crystal display module capable of being rapidly installed and detached |
| CN112991895A (en) * | 2021-02-23 | 2021-06-18 | 郑州工业应用技术学院 | Intracardiac branch of academic or vocational study rehabilitation and nursing is with on-spot behaviour teaching device |
| CN113397614A (en) * | 2021-05-28 | 2021-09-17 | 昆明医科大学第二附属医院 | Neurosurgery spinal nerve dissection device |
-
2019
- 2019-12-17 CN CN201911297177.1A patent/CN111067580A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111968485A (en) * | 2020-09-15 | 2020-11-20 | 广州市胜翰计算机配件有限公司 | Liquid crystal display module capable of being rapidly installed and detached |
| CN111968485B (en) * | 2020-09-15 | 2021-10-15 | 深圳市柯达科电子科技有限公司 | Liquid crystal display module demonstration tool capable of being rapidly installed and detached |
| CN112991895A (en) * | 2021-02-23 | 2021-06-18 | 郑州工业应用技术学院 | Intracardiac branch of academic or vocational study rehabilitation and nursing is with on-spot behaviour teaching device |
| CN113397614A (en) * | 2021-05-28 | 2021-09-17 | 昆明医科大学第二附属医院 | Neurosurgery spinal nerve dissection device |
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Application publication date: 20200428 |