CN113397614A - Neurosurgery spinal nerve dissection device - Google Patents
Neurosurgery spinal nerve dissection device Download PDFInfo
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- CN113397614A CN113397614A CN202110592575.7A CN202110592575A CN113397614A CN 113397614 A CN113397614 A CN 113397614A CN 202110592575 A CN202110592575 A CN 202110592575A CN 113397614 A CN113397614 A CN 113397614A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B16/00—Devices specially adapted for vivisection or autopsy
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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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/361—Image-producing devices, e.g. surgical cameras
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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
- A61B2017/00535—Surgical instruments, devices or methods, e.g. tourniquets pneumatically or hydraulically operated
- A61B2017/00544—Surgical instruments, devices or methods, e.g. tourniquets pneumatically or hydraulically operated pneumatically
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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
- A61B2017/0287—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with elastic retracting members connectable to a frame, e.g. hooked elastic wires
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/361—Image-producing devices, e.g. surgical cameras
- A61B2090/3616—Magnifying glass
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Abstract
The invention relates to the technical field of nerve dissection, and particularly discloses a neurosurgery spinal nerve dissection device which comprises a fixed plate, two connecting slide rails, two rotating rods and a clamping frame, wherein the left side and the right side of the bottom of the fixed plate are fixedly connected with connecting rods, the surface of each connecting rod is sleeved with a loop bar, the bottom of each loop bar is fixedly connected with a sliding frame, the bottom of the fixed plate is fixedly connected with a sealing frame, the left side and the right side of the inside of the sealing frame are respectively and slidably connected with a push rod, the two connecting slide rails are respectively and slidably connected with the sliding frames, the bottoms of the connecting slide rails are fixedly connected with suckers, the two rotating rods are respectively connected with the bottom of the fixed plate through rotating blocks, the rotating rods are mutually and rotatably connected with the rotating blocks, the bottoms of the rotating rods are fixedly connected with pull blocks, the top of the clamping frame is rotatably connected with a threaded rod, and the threaded rod penetrates through the fixed plate and is connected with the fixed plate through threads; the invention can avoid the incision from becoming small due to the self elastic contraction of the muscle, and is convenient for observing the spinal nerves, and the like.
Description
Technical Field
The invention relates to the technical field of nerve dissection, in particular to a spinal nerve dissection device for neurosurgery.
Background
Spinal nerves are important nervous systems in human body, are distributed symmetrically left and right over the entire spinal cord of human body, and radiate from the outside of abdomen and the outside of back to the periphery of human body, there are 31 pairs of spinal nerves in human body, including cervical nerves, thoracic nerves, lumbar nerves, sacral nerves and caudal nerves, and each pair of spinal nerves is synthesized at intervertebral foramina via anterior and posterior roots, the spinal cord is an important component in nervous system, external stimuli felt by four limbs of people can be conducted into the spinal cord through nerves, and then processed by the spinal cord to generate corresponding reactions or transmitted to brain through the spinal cord, so the spinal cord and spinal nerves play an important role in human activities.
The most clear method is dissection, but in neurosurgery, because the spine and the spinal cord are buried under the muscle and protected by the muscle, the muscle needs to be dissected at the dissected position, but because the muscle has certain elasticity, the muscle can be contracted due to the elasticity of the muscle, so that the incision becomes small, the dissection is not facilitated, meanwhile, the spinal nerves are mainly positioned at two sides of the spine, and the spine is positioned in the muscle, so that the observation is not convenient during the dissection under the protection of the muscle.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a spinal nerve dissection device for neurosurgery, which has the advantages of avoiding the incision from becoming small due to the contraction of the muscle due to the self elasticity, facilitating the observation of the spinal nerves and the like, and solves the problem that the incision is easy to shrink due to the self elasticity of the muscle, and is inconvenient to observe the spinal nerves.
The invention discloses a spinal nerve dissection device for neurosurgery, which comprises a fixed plate, two connecting slide rails, two rotating rods and a clamping frame, wherein the left side and the right side of the bottom of the fixed plate are fixedly connected with connecting rods, the surface of each connecting rod is sleeved with a loop bar, the bottom of the loop bar is fixedly connected with a slide frame, the bottom of the fixed plate is fixedly connected with a sealing frame, the left side and the right side of the inside of the sealing frame are respectively and slidably connected with a push rod, the two connecting slide rails are respectively and slidably connected with the slide frames, the bottoms of the connecting slide rails are fixedly connected with suckers, the two rotating rods are respectively connected with the bottom of the fixed plate through rotating blocks, the rotating rods are mutually and rotatably connected with the rotating blocks, the bottoms of the rotating rods are fixedly connected with pull blocks, and the top of the clamping frame is rotatably connected with a threaded rod which penetrates through the fixed plate and is connected with the fixed plate through threads.
Through the design of the technical scheme, the cut can be pulled open by utilizing the pulling block, so that the dissection operation is convenient, and the cut is reduced due to the self elastic contraction of muscles.
As a further improvement of the invention, a first fixing bolt is connected to the surface of the sleeve rod through threads, and penetrates through the surface of the sleeve rod and is connected with the surface of the connecting rod.
Through the design of the technical scheme, the positions of the connecting rod and the loop bar can be fixed by the first fixing bolt and the attachment fixation of the surface of the connecting rod.
As a further improvement of the invention, the surface of the sliding frame is connected with a second fixing bolt through threads, and the second fixing bolt penetrates through the surface of the sliding frame and is attached to the surface of the connecting sliding rail.
Through the design of the technical scheme, the sliding frame can be fixed at the position of the surface of the connecting sliding rail through the second fixing bolt and the attachment fixation of the surface of the connecting sliding rail.
As a further improvement of the invention, the surface of the rotating rod is fixedly connected with a limiting slide rail, the inside of the limiting slide rail is connected with a slide block in a sliding manner, and the push rod penetrates through the surface of the sealing frame and is rotationally connected with the surface of the slide block.
Through the design of the technical scheme, the push rod can be connected with the rotating rod under the sliding connection effect between the sliding block and the limiting sliding rail, so that the rotating rod is pushed to rotate at the bottom of the fixing plate.
As a further improvement of the invention, the surface of the push rod is sleeved with a first spring, and the left side and the right side of the first spring are respectively fixed with the surface of the push rod and the inner wall of the sealing frame.
Through the design of the technical scheme, when the push rod does not apply thrust to the rotating rod, the push rod can return to the initial position under the action of the elastic force of the first spring.
As a further improvement of the invention, the front surface of the sealing frame is fixedly connected with a connecting pipe, the back surface of the connecting pipe penetrates through the sealing frame and is communicated with the inside of the sealing frame, the right end of the connecting pipe is fixedly connected with an inflatable air bag, and the surface of the inflatable air bag is provided with an air valve.
Through the design of the technical scheme, the air bag is inflated in the extrusion, the air bag and the connecting pipe can be used for filling air into the sealing frame, the push rod is pushed to move in the sealing frame, meanwhile, the air valve can be used for sealing the air filled in the sealing frame, and the air leakage is avoided.
As a further improvement of the invention, the surface of the pulling block is fixedly connected with a sleeve frame, the interior of the sleeve frame is connected with a clamping block in a sliding manner, and the front surface of the clamping block penetrates through the front surface of the sleeve frame.
Through the design of the technical scheme, muscles can be clamped under the action of the sleeve frame and the clamping blocks, and the fixing effect of the pulling blocks and the incision muscles is further improved.
As a further improvement of the invention, the left side and the right side of the inner wall of the clamping frame are fixedly connected with second springs, and the surfaces of the second springs are fixedly connected with fixed blocks.
Through the design of the technical scheme, the clamping frame can play a clamping role on the spinal cord under the action of the second spring and the fixing block, so that the spinal cord is driven to move by the clamping frame.
As a further improvement of the invention, the front surface of the clamping frame is movably inserted with a suction pipe, and the suction pipe is communicated with an external suction device.
Through the design of above-mentioned technical scheme, can utilize the suction tube to take out blood and tissue fluid around the spinal cord, avoid blood and tissue fluid to block the sight.
As a further improvement of the invention, the front surface of the clamping frame is rotatably connected with a magnifier, and the position of the magnifier corresponds to the position inside the clamping frame.
Through the design of the technical scheme, the magnifying glass can be used for magnifying and observing the periphery of the spinal cord, and the spinal cord is convenient to dissect.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention can make the push rod move to the position far away from the center of the sealing frame by extending the pull block into the incised incision and extruding the inflatable air bag and utilizing the air bag and the connecting pipe to flush air into the sealing frame, thereby pushing the rotating rod to the left side and the right side of the fixed plate under the action of the push rod, leading the rotating rod to drive the pull block to move, pulling the incised incision by utilizing the pull block, further facilitating the dissection operation, leading the incision to be smaller due to the self elastic contraction of muscles, and simultaneously clamping the muscles at the incision under the action of the sleeve frame and the clamping block, and avoiding the separation of the pull block and the muscles at the incision.
2. The invention can utilize the threaded rod to drive the clamping frame to move, can utilize the second spring and the fixed block arranged in the clamping frame to fix the spinal cord, and can move the spinal cord by rotating the threaded rod, thereby being convenient for observing the spinal cord and the spinal nerves in the process of dissection.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a left side view of the fixing plate according to the present invention;
FIG. 4 is a schematic view of a front view of a pull block according to the present invention;
FIG. 5 is a front view of the clamping frame of the present invention;
fig. 6 is a schematic front view of a structure in embodiment 2 of the present invention.
In the figure: 1. a fixing plate; 2. a connecting rod; 21. a loop bar; 22. a sliding frame; 23. a first fixing bolt; 24. a second fixing bolt; 3. connecting a slide rail; 31. a suction cup; 4. rotating the block; 41. a rotating rod; 42. a limiting slide rail; 43. a slider; 5. pulling the block; 51. sleeving a frame; 52. a clamping block; 6. a sealing frame; 61. a push rod; 62. a first spring; 63. a connecting pipe; 64. an inflatable air bag; 7. a threaded rod; 71. a clamping frame; 72. a second spring; 73. a fixed block; 8. a suction tube; 9. a magnifying glass.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1:
referring to fig. 1 and 3, the spinal nerve dissection device for neurosurgery of the invention comprises a fixed plate 1, two connecting slide rails 3, two rotating rods 41 and a clamping frame 71, wherein the left and right sides of the bottom of the fixed plate 1 are fixedly connected with connecting rods 2, the surface of the connecting rod 2 is sleeved with a loop rod 21, the bottom of the loop rod 21 is fixedly connected with a sliding frame 22, the bottom of the fixed plate 1 is fixedly connected with a sealing frame 6, the left and right sides inside the sealing frame 6 are slidably connected with push rods 61, the two connecting slide rails 3 are slidably connected with the sliding frame 22, the bottom of the connecting slide rails 3 is fixedly connected with a suction cup 31, the two rotating rods 41 are connected with the bottom of the fixed plate 1 through rotating blocks 4, the rotating rods 41 are rotatably connected with the rotating blocks 4, the bottom of the rotating rods 41 is fixedly connected with pull blocks 5, the top of the clamping frame 71 is rotatably connected with a threaded rod 7, and the threaded rod 7 penetrates through the fixed plate 1 and is connected with the fixed plate 1 through threads, the cut incision can be pulled open by using the pull block 5, so that the dissection operation is convenient to carry out, the incision of the muscle is reduced due to the self elastic contraction, the surface of the loop bar 21 is connected with a first fixing bolt 23 through screw threads, the first fixing bolt 23 penetrates through the surface of the loop bar 21 and is attached to the surface of the connecting rod 2, the positions of the connecting rod 2 and the loop bar 21 can be fixed through the attaching fixation of the first fixing bolt 23 and the surface of the connecting rod 2, the surface of the sliding frame 22 is connected with a second fixing bolt 24 through screw threads, the second fixing bolt 24 penetrates through the surface of the sliding frame 22 and is attached to the surface of the connecting sliding rail 3, the position of the sliding frame 22 on the surface of the connecting sliding rail 3 can be fixed through the attaching fixation of the second fixing bolt 24 and the surface of the connecting sliding rail 3, the surface of the rotating rod 41 is fixedly connected with a limiting sliding rail 42, and the inner part of the limiting sliding rail 42 is connected with a sliding block 43, the push rod 61 penetrates through the surface of the sealing frame 6 and is rotatably connected with the surface of the sliding block 43, so that the push rod 61 can be connected with the rotating rod 41 under the sliding connection effect between the sliding block 43 and the limiting sliding rail 42, the rotating rod 41 is pushed to rotate at the bottom of the fixing plate 1, the surface of the push rod 61 is sleeved with the first spring 62, the left side and the right side of the first spring 62 are respectively fixed with the surface of the push rod 61 and the inner wall of the sealing frame 6, and when the push rod 61 does not apply thrust to the rotating rod 41, the push rod 61 can return to the initial position under the elastic force effect of the first spring 62.
Referring to fig. 2, the front of the sealing frame 6 is fixedly connected with a connecting pipe 63, the back of the connecting pipe 63 penetrates through the sealing frame 6 and is communicated with the inside of the sealing frame 6, the right end of the connecting pipe 63 is fixedly connected with an inflatable air bag 64, and an air valve is installed on the surface of the inflatable air bag 64, so that the inflatable air bag 64 is extruded, air can be filled into the sealing frame 6 by using the inflatable air bag 64 and the connecting pipe 63, the push rod 61 is pushed to move in the sealing frame 6, meanwhile, the air which is flushed into the sealing frame 6 can be sealed by using the air valve, and air leakage is avoided, the suction pipe 8 is movably inserted in the front of the clamping frame 71, the suction pipe 8 is communicated with an external suction device, blood and tissue fluid around the spinal cord can be sucked by using the suction pipe 8, and the blood and the tissue fluid are prevented from blocking the sight.
Referring to fig. 4, the surface of the pull block 5 is fixedly connected with the sleeve frame 51, the inside of the sleeve frame 51 is slidably connected with the clamping block 52, the front surface of the clamping block 52 penetrates through the front surface of the sleeve frame 51, and the muscle can be clamped under the action of the sleeve frame 51 and the clamping block 52, so that the fixing effect of the pull block 5 and the incision muscle is further improved.
Referring to fig. 5, the left and right sides of the inner wall of the clamping frame 71 are fixedly connected with the second springs 72, and the fixed blocks 73 are fixedly connected to the surfaces of the second springs 72, so that the clamping frame 71 can clamp the spinal cord under the action of the second springs 72 and the fixed blocks 73, and the spinal cord is driven to move by the clamping frame 71.
Example 2:
referring to fig. 6, the magnifier 9 is rotatably connected to the front surface of the holding frame 71, and the position of the magnifier 9 corresponds to the position inside the holding frame 71, so that the magnifier 9 can be used to magnify and observe the periphery of the spinal cord, thereby facilitating dissection.
In the use of the invention: firstly, a connecting slide rail 3 is placed on the back of a specimen to be dissected, the position of the connecting slide rail 3 is fixed through a suction cup 31, then the back of the specimen is dissected through a scalpel for dissection, a slide frame 22 and a connecting rod 2 are slid, the position of a pull block 5 is adjusted, the pull block 5 extends into a cut, then the position of the device is fixed through a first fixing bolt 23 and a second fixing bolt 24, meanwhile, a clamping block 52 is slid, muscles at the cut are clamped and fixed through the clamping block 52 and the pull block 5, at the moment, an inflatable air bag 64 can be extruded, air is flushed into the sealing frame 6 through the inflatable air bag 64 and a connecting pipe 63, a push rod 61 moves to a position far away from the center of the sealing frame 6, so that a rotating rod 41 is pushed to the left side and the right side of a fixing plate 1 under the action of the push rod 61, the rotating rod 41 drives the pull block 5 to move, the cut is pulled open through the pull block 5, then conveniently carry out the dissection operation, just the muscle leads to the incision to diminish because of self elasticity crimple, can carry out the centre gripping to the incision muscle simultaneously under the effect of cover frame 51 and clamp splice 52, avoid drawing piece 5 and incision muscle separation, after the incision struts the back alright close the pneumatic valve on the air bag 64, will draw the position fixation of piece 5, when needs observe the nerve around the spinal cord, can utilize threaded rod 7 to drive centre gripping frame 71 and remove, alright utilize second spring 72 and the fixed block 73 that sets up in the centre gripping frame 71 to fix the spinal cord, and through rotating threaded rod 7, remove the spinal cord, be convenient for observe spinal cord and spinal cord nerve at the in-process of dissecting.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a neurosurgery spinal cord nerve dissection device, includes fixed plate, two connection slide rails, two bull sticks and centre gripping frame, its characterized in that: the left side and the right side of the bottom of the fixed plate are both fixedly connected with connecting rods, the surface of each connecting rod is sleeved with a loop bar, the bottom of each loop bar is fixedly connected with a sliding frame, the bottom of the fixed plate is fixedly connected with a sealing frame, and the left side and the right side of the inside of each sealing frame are both connected with push rods in a sliding manner;
the two connecting slide rails are both connected with the slide frame in a sliding manner, and the bottoms of the connecting slide rails are fixedly connected with suckers;
the two rotating rods are connected with the bottom of the fixed plate through rotating blocks and are mutually rotatably connected with the rotating blocks, and the bottom of each rotating rod is fixedly connected with a pulling block;
the top of centre gripping frame is rotated and is connected with the threaded rod and threaded rod runs through the fixed plate and is connected with the fixed plate through the screw thread.
2. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the surface of the loop bar is connected with a first fixing bolt through threads, and the first fixing bolt penetrates through the surface of the loop bar and the surface of the connecting rod.
3. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the surface of the sliding frame is connected with a second fixing bolt through threads, and the second fixing bolt penetrates through the surface of the sliding frame and is attached to the surface of the connecting sliding rail.
4. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the surface of the rotating rod is fixedly connected with a limiting slide rail, the inside of the limiting slide rail is connected with a slide block in a sliding mode, and the push rod penetrates through the surface of the sealing frame and is connected with the surface of the slide block in a rotating mode.
5. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the surface of the push rod is sleeved with a first spring, and the left side and the right side of the first spring are respectively fixed with the surface of the push rod and the inner wall of the sealing frame.
6. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the front fixedly connected with connecting pipe of sealed frame and the back of connecting pipe run through sealed frame and are linked together with the inside of sealed frame, the right-hand member fixedly connected with of connecting pipe aerifys the gasbag and aerifys the surface mounting of gasbag and have the pneumatic valve.
7. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the surface of the pulling block is fixedly connected with a sleeve frame, the inside of the sleeve frame is connected with a clamping block in a sliding mode, and the front face of the clamping block penetrates through the front face of the sleeve frame.
8. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the equal fixedly connected with second spring in the left and right sides of centre gripping frame inner wall, the fixed surface of second spring is connected with the fixed block.
9. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the front surface of the clamping frame is movably inserted with a suction pipe, and the suction pipe is communicated with an external suction device.
10. A neurosurgical spinal nerve dissection device according to claim 1, wherein: the front surface of the clamping frame is rotatably connected with a magnifier, and the position of the magnifier corresponds to the position inside the clamping frame.
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| CN211723849U (en) * | 2020-01-01 | 2020-10-23 | 江苏华东医疗器械实业有限公司 | Joint fixing frame for orthopedic operation |
| CN213190029U (en) * | 2020-05-06 | 2021-05-14 | 宁新创 | Orthopedics is clinical with novel nail ware of getting |
| CN213156117U (en) * | 2020-07-08 | 2021-05-11 | 溧阳市中医医院 | First breast surgery struts ware |
| CN112294375A (en) * | 2020-11-06 | 2021-02-02 | 王学庆 | Incision traction device for orthopedic surgery |
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