CN109106464B - Device and fixing mechanism for preparing spinal cord injury experimental model - Google Patents
Device and fixing mechanism for preparing spinal cord injury experimental model Download PDFInfo
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- CN109106464B CN109106464B CN201810921062.4A CN201810921062A CN109106464B CN 109106464 B CN109106464 B CN 109106464B CN 201810921062 A CN201810921062 A CN 201810921062A CN 109106464 B CN109106464 B CN 109106464B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D1/00—Surgical instruments for veterinary use
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D3/00—Appliances for supporting or fettering animals for operative purposes
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Abstract
The application provides a device and a fixing mechanism for preparing a spinal cord injury experimental model, wherein the fixing mechanism is positioned below the injury mechanism, and the fixing mechanism and the injury mechanism are mutually independent and have adjustable relative positions; the damage mechanism comprises an adjusting base, and a damage clamping head is arranged on the adjusting base; wherein, the bottom of first centre gripping piece is provided with spacing arch, and the bottom of second centre gripping piece is provided with the stopper, and spacing protruding and stopper contact at every turn between first centre gripping needle and the second centre gripping needle are equal. The device disclosed by the application can be used for increasing the stability and the accuracy in the preparation process of the spinal cord injury experimental model through the matching of the injury mechanism and the clamping mechanism, preparing a standardized and unified spinal cord injury experimental model, and making a foundation for the subsequent pathological evaluation of spinal cord injury, so that the accuracy and the consistency of experimental results can be improved.
Description
Technical Field
The application belongs to the field of experimental instruments, relates to spinal cord injury experiments, and particularly relates to a device and a fixing mechanism for preparing a spinal cord injury experimental model.
Background
Spinal and spinal cord injuries often occur in industrial and mining, traffic accidents, and can occur in batches during war time and natural disasters. The injury is serious and complex, the complex injury and the complex injury are more, and the complications are more. Spinal cord injury is highly developed by the young and young people of 16-30 years, which not only brings disastrous impact to the physiology and psychology of individuals, but also brings heavy burden to families and society. Effective treatment of spinal cord injury has become an important area of urgent breakthrough, and in the last decades, a great deal of research has focused on finding strategies that aid in functional recovery after spinal cord injury, but currently there is still a lack of very effective therapeutic measures, in part because of inadequate knowledge of the pathological mechanisms following spinal cord injury. In order to study the pathological mechanism of spinal cord injury, an animal model (rat spinal cord injury) is usually adopted for study, and the experimental basis is to have a spinal cord injury experimental model which has good consistency, is simple and convenient to operate and is easy to repeat. In the prior art, the experimental model is prepared by manually damaging the spinal cord of the rat and the mouse through a sharp tool at present, but the pathological damage degree caused by each experimental model is different due to different operating staff and different force and other influencing factors in the pure manual operation, so that the experiment is difficult to repeat, and the parallel experiments are difficult to have contrast due to the different experimental models.
Disclosure of Invention
Aiming at the defects existing in the prior art, the application aims to provide a device and a fixing mechanism for preparing a spinal cord injury experimental model, a clamping head and a fixing mechanism, and solve the technical problems that the experimental model is not uniform and the experimental results are difficult to compare due to the fact that the spinal cord injury experimental model is prepared through manual clamping in the prior art.
In order to solve the technical problems, the application adopts the following technical scheme:
the device for preparing the spinal cord injury experimental model comprises an injury mechanism and a fixing mechanism, wherein the fixing mechanism is positioned below the injury mechanism, and the fixing mechanism and the injury mechanism are mutually independent and have adjustable relative positions;
the damage mechanism comprises an adjusting base, a damage clamping head is mounted on the adjusting base, the damage clamping head comprises a first clamping piece and a second clamping piece, the top end of the first clamping piece and the top end of the second clamping piece are fixedly connected together, the first clamping piece and the second clamping piece are arranged in an involute shape from top to bottom, a first clamping needle is fixedly connected to the bottom end of the first clamping piece, and a second clamping needle is fixedly connected to the bottom end of the second clamping piece;
the bottom of the first clamping piece is provided with a limiting protrusion, the bottom of the second clamping piece is provided with a limiting block, and the distance between the first clamping needle and the second clamping needle is equal when the limiting protrusion and the limiting block are contacted each time;
the fixing mechanism comprises a bottom plate, a pair of upright posts are fixed on the bottom plate, a pair of parallel first sleeves are fixed on the tops of the upright posts, the first sleeves are arranged in parallel with the bottom plate, a cross rod penetrates through each first sleeve, one end of each cross rod is fixedly connected with a second sleeve, the second sleeves are arranged in parallel with the bottom plate and perpendicular to the cross rod, and the pair of second sleeves are coaxially arranged;
each second sleeve is sleeved with a fixed thread cylinder, the inner end of each fixed thread cylinder is fixed with an outer end plate, one side of the outer end plate is fixedly connected with a fixed toothed plate of the vertical outer end plate, one side of the inner end plate is hinged on the fixed toothed plate, the other side of the inner end plate is fixedly connected with a movable toothed plate of the vertical inner end plate, and the fixed toothed plate and the movable toothed plate are matched for clamping the vertebra;
the screw rod is arranged in the fixed thread cylinder, the inner end of the screw rod extends out of the fixed thread cylinder, penetrates through the outer end plate and is rotatably connected with the inner end plate, the outer end of the screw rod extends out of the outer end of the fixed thread cylinder, the end part of the screw rod is provided with a bolt head, and an included angle between the movable tooth and the fixed tooth can be adjusted by rotating the screw rod;
the first sleeve is provided with a first fastening bolt, and the second sleeve is provided with a second fastening bolt.
The application also has the following technical characteristics:
the adjusting base comprises a counterweight base, a detachable longitudinal rail is arranged on the counterweight base, a longitudinal sliding block is arranged on the longitudinal rail, and a fourth fastening bolt is matched with the longitudinal sliding block;
the longitudinal sliding block is provided with a rotating seat which can rotate around a vertical shaft, and the rotating seat is provided with a first locking handle; the swinging seat is arranged on the rotating seat and can swing relative to the rotating seat, and a second locking handle is arranged on the swinging seat;
the swing seat is fixedly connected with a vertical rail, a vertical sliding block is arranged on the vertical rail, a vertical lifting bolt is arranged on the vertical sliding block, and the vertical lifting bolt is used for controlling the vertical sliding block to lift on the vertical rail;
the vertical sliding block is fixedly connected with a transverse fixed rail, a transverse moving rail is arranged on the transverse fixed rail, a transverse moving bolt is arranged on the transverse fixed rail, and the transverse moving bolt is used for controlling the transverse moving rail to move on the transverse fixed rail;
the end part of the transverse moving track is provided with a transverse fixing block, the transverse fixing block is provided with a fixing seat, the fixing seat is used for clamping and fixing the damage clamping head, and the fixing seat is matched with a fifth fastening bolt.
The counterweight base on be provided with a plurality of mounting holes, the bottom of longitudinal rail be provided with a pair of erection column, the erection column inserts in the mounting hole, the supporting third fastening bolt that has on the mounting hole for locking the erection column.
The vertical rail and the vertical sliding block, the transverse fixed rail and the transverse moving rail are driven by the cooperation of the gear and the rack, and the vertical lifting bolt and the transverse moving bolt are connected with the gear.
The vertical sliding block, the rotating seat, the swinging seat, the vertical track and the transverse moving track are all provided with scale bars.
The first clamping needle and the second clamping needle are both in a quadrangular cone shape.
The limiting block is detachably arranged on the second clamping piece.
A plurality of through holes are formed in the first clamping piece and the second clamping piece.
The application also protects a fixing mechanism, which comprises a bottom plate, wherein a pair of upright posts are fixed on the bottom plate, a pair of parallel first sleeves are fixed on the tops of the upright posts, the first sleeves are arranged in parallel with the bottom plate, a cross rod penetrates through each first sleeve, one end of each cross rod is fixedly connected with a second sleeve, the second sleeves are arranged in parallel with the bottom plate and perpendicular to the cross rod, and the pair of second sleeves are coaxially arranged;
each second sleeve is sleeved with a fixed thread cylinder, the inner end of each fixed thread cylinder is fixed with an outer end plate, one side of the outer end plate is fixedly connected with a fixed toothed plate of the vertical outer end plate, one side of the inner end plate is hinged on the fixed toothed plate, the other side of the inner end plate is fixedly connected with a movable toothed plate of the vertical inner end plate, and the fixed toothed plate and the movable toothed plate are matched for clamping the vertebra;
the screw rod is arranged in the fixed thread cylinder, the inner end of the screw rod extends out of the fixed thread cylinder, penetrates through the outer end plate and is rotatably connected with the inner end plate, the outer end of the screw rod extends out of the outer end of the fixed thread cylinder, the end part of the screw rod is provided with a bolt head, and an included angle between the movable tooth and the fixed tooth can be adjusted by rotating the screw rod;
the first sleeve is provided with a first fastening bolt, and the second sleeve is provided with a second fastening bolt.
Compared with the prior art, the application has the following technical effects:
according to the device disclosed by the application, through the cooperation of the damage mechanism and the clamping mechanism, the stability and the accuracy of the spinal cord injury experimental model in the preparation process can be increased, a standardized and unified spinal cord injury experimental model can be prepared, a foundation is laid for subsequent pathological evaluation of spinal cord injury, and therefore the accuracy and the consistency of experimental results can be improved. The device disclosed by the application is convenient to operate, low in cost and convenient for industrialized popularization.
The fixing mechanism can stably clamp the spine, is convenient for experimental operators to operate in the preparation process of the spinal cord injury experimental model, has a large adjustable range, is wide in application range, and is simple in structure and convenient to use, and the clamping degree is adjusted through the screw.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
Fig. 2 is a schematic structural view of the fixing mechanism of the present application.
Fig. 3 is a schematic view of the structure of the damage mechanism of the present application from one view.
Fig. 4 is a schematic view of another view of the injury mechanism of the application.
Fig. 5 is a schematic view of the structure of the damaged clamping head.
The meaning of each reference numeral in the figures is: the device comprises a 1-damage mechanism, a 2-fixing mechanism, a 3-adjusting base, a 4-damage clamping head and a 5-scale bar;
201-a bottom plate, 202-a column, 203-a first sleeve, 204-a cross bar, 205-a second sleeve, 206-a fixed thread cylinder, 207-an outer end plate, 208-a fixed toothed plate, 209-an inner end plate, 210-a movable toothed plate, 211-a screw rod, 212-a bolt head, 213-a first fastening bolt and 214-a second fastening bolt;
301-counterweight base, 302-longitudinal rail, 303-longitudinal slide, 304-mounting hole, 305-mounting post, 306-third fastening bolt, 307-fourth fastening bolt, 308-rotating seat, 309-first locking handle, 310-swinging seat, 311-second locking handle, 312-vertical rail, 313-vertical slide, 314-vertical lifting bolt, 315-lateral fixed rail, 316-lateral moving rail, 317-lateral moving bolt, 318-lateral fixed block, 319-fixed seat, 320-fifth fastening bolt;
401-first clamping piece, 402-second clamping piece, 403-first clamping needle, 404-second clamping needle, 405-limit projection, 406-limit block, 407-through hole.
The following examples illustrate the application in further detail.
Detailed Description
The following specific embodiments of the present application are provided, and it should be noted that the present application is not limited to the following specific embodiments, and all equivalent changes made on the basis of the technical scheme of the present application fall within the protection scope of the present application.
Example 1:
according to the above technical solution, as shown in fig. 2, the present embodiment provides a fixing mechanism, which includes a base plate 201, a pair of upright posts 202 are fixed on the base plate 201, a pair of parallel first sleeves 203 are fixed on top of the upright posts 202, the first sleeves 203 are arranged parallel to the base plate 201, a cross rod 204 is penetrated in each first sleeve 203, one end of the cross rod 204 is fixedly connected with a second sleeve 205, the second sleeve 205 is arranged parallel to the base plate 201 and perpendicular to the cross rod 204, and a pair of second sleeves 205 are coaxially arranged;
each second sleeve 205 is sleeved with a fixed thread cylinder 206, the inner end of the fixed thread cylinder 206 is fixed with an outer end plate 207, one side of the outer end plate 207 is fixedly connected with a fixed toothed plate 208 of the vertical outer end plate 207, one side of the inner end plate 209 is hinged on the fixed toothed plate 208, the other side of the inner end plate 209 is fixedly connected with a movable toothed plate 210 of the vertical inner end plate 209, and the cooperation of the fixed toothed plate 208 and the movable toothed plate 210 is used for clamping the vertebra;
a screw rod 211 is arranged in the fixed thread cylinder 206, the inner end of the screw rod 211 extends out of the fixed thread cylinder 206, passes through the outer end plate 207 and is rotatably connected with the inner end plate 209, the outer end of the screw rod 211 extends out of the outer end of the fixed thread cylinder 206, the end part of the screw rod 211 is provided with a bolt head 212, and the included angle between the movable toothed plate 210 and the fixed toothed plate 208 can be adjusted by rotating the screw rod 211;
the first sleeve 203 is provided with a first fastening bolt 213, and the second sleeve 205 is provided with a second fastening bolt 214.
Example 2:
according to the above technical scheme, as shown in fig. 1 to 5, the present embodiment provides a device for preparing an experimental model of spinal cord injury, which is characterized by comprising a injury mechanism 1 and a fixing mechanism 2, wherein the fixing mechanism 2 is positioned below the injury mechanism 1, and the fixing mechanism 2 and the injury mechanism 1 are mutually independent and have adjustable relative positions;
the damage mechanism 1 comprises an adjusting base 3, a damage clamping head 4 is arranged on the adjusting base 3, the damage clamping head 4 comprises a first clamping piece 401 and a second clamping piece 402, the top end of the first clamping piece 401 and the top end of the second clamping piece 402 are fixedly connected together, the first clamping piece 401 and the second clamping piece 402 are arranged in an involute shape from top to bottom, a first clamping needle 403 is fixedly connected to the bottom end of the first clamping piece 401, and a second clamping needle 404 is fixedly connected to the bottom end of the second clamping piece 402;
the bottom of the first clamping piece 401 is provided with a limiting protrusion 405, the bottom of the second clamping piece 402 is provided with a limiting block 406, and the distance between the first clamping needle 403 and the second clamping needle 404 is equal when the limiting protrusion 405 and the limiting block 406 are contacted each time;
the fixing mechanism 2 is the fixing mechanism described in the embodiment.
As a preferable scheme of the present embodiment, the first clamping needle 403 and the second clamping needle 404 are both in a quadrangular pyramid shape, so as to facilitate clamping damage.
As a preferred embodiment, the limiting block 406 is detachably mounted on the second clamping piece 402. The limiting block 406 can be replaced with different thicknesses according to different damage requirements, and then the distance between the first clamping needle 403 and the second clamping needle 404 can be adjusted.
As a preferable scheme of the present embodiment, the first clamping piece 401 and the second clamping piece 402 are both processed with a plurality of through holes 407, so as to reduce rigidity of the first clamping piece 401 and the second clamping piece 402 caused by materials, facilitate clamping, reduce weight, and save materials.
As a specific scheme of the embodiment, the adjusting base 3 comprises a counterweight base 301, a detachable longitudinal rail 302 is mounted on the counterweight base 301, a longitudinal sliding block 303 is mounted on the longitudinal rail 302, and a fourth fastening bolt 307 is matched with the longitudinal sliding block 303;
the longitudinal sliding block 303 is provided with a rotating seat 308, the rotating seat 308 can rotate around a vertical shaft, and the rotating seat 308 is provided with a first locking handle 309; the swinging seat 310 is arranged on the rotating seat 308, the swinging seat 310 can swing relative to the rotating seat 308, and the swinging seat 310 is provided with a second locking handle 311;
the swing seat 310 is fixedly connected with a vertical rail 312, a vertical sliding block 313 is arranged on the vertical rail 312, a vertical lifting bolt 314 is arranged on the vertical sliding block 313, and the vertical lifting bolt 314 is used for controlling the vertical sliding block 313 to lift on the vertical rail 312;
the vertical sliding block 313 is fixedly connected with a transverse fixed rail 315, the transverse fixed rail 315 is provided with a transverse moving rail 316, the transverse fixed rail 315 is provided with a transverse moving bolt 317, and the transverse moving bolt 317 is used for controlling the transverse moving rail 316 to move on the transverse fixed rail 315;
the end of the transverse moving rail 316 is provided with a transverse fixing block 318, the transverse fixing block 318 is provided with a fixing seat 319, the fixing seat 319 is used for clamping and fixing the damage clamping head 4, and the fixing seat 319 is provided with a fifth fastening bolt 320.
As a preferred solution of this embodiment, the counterweight base 301 is provided with a plurality of mounting holes 304, the bottom of the longitudinal rail 302 is provided with a pair of mounting posts 305, the mounting posts 305 are inserted into the mounting holes 304, and the mounting holes 304 are provided with third fastening bolts 306 for locking the mounting posts 305.
As a preferable scheme of the embodiment, the vertical rail 312 and the vertical slider 313, and the horizontal fixed rail 315 and the horizontal moving rail 316 are driven by a gear and a rack, and the vertical lifting bolt 314 and the horizontal moving bolt 317 are connected with the gear. And the adjustment is convenient.
As a preferable scheme of the embodiment, the longitudinal sliding block 303, the rotating seat 308, the swinging seat 310, the vertical rail 312 and the transverse moving rail 316 are all provided with scale bars 5, so that the position can be conveniently adjusted.
When the device of the embodiment is used, the spines of the rats are fixed through the fixing mechanism 2, two ends of the spines are respectively clamped between the movable toothed plate 210 and the fixed toothed plate 208, the movable toothed plate 210 can be driven to open and close through the rotating screw 211, and each connecting structure in the fixing mechanism 2 can be adjusted to stretch and retract for adjusting and clamping different spines.
The fixing mechanism 2 is placed on the counterweight base 301 right below the damage clamping head 4 after fixing the vertebra, and the specific transverse, longitudinal and vertical positions of the damage clamping head 4 are adjusted by adjusting each movable joint on the base 3. The first clamping needle 403 and the second clamping needle 404 of the damaged clamping head 4 are driven by the operator kneading the first clamping piece 401 and the second clamping piece 402, and the first clamping needle 403 and the second clamping needle 404 cause damage on the spinal cord to form a damage model. When the first clamping piece 401 and the second clamping piece 402 are kneaded each time, no matter how hard the first clamping piece 401 and the second clamping piece 402 are, the distance between each time is fixed due to the limiting effect of the limiting protrusion 405 and the limiting block 406, so that the stability of an experiment is ensured.
Claims (5)
1. The device for preparing the spinal cord injury experimental model is characterized by comprising an injury mechanism (1) and a fixing mechanism (2), wherein the fixing mechanism (2) is positioned below the injury mechanism (1), and the fixing mechanism (2) and the injury mechanism (1) are mutually independent and have adjustable relative positions;
the damage mechanism (1) comprises an adjusting base (3), a damage clamping head (4) is mounted on the adjusting base (3), the damage clamping head (4) comprises a first clamping piece (401) and a second clamping piece (402), the top end of the first clamping piece (401) and the top end of the second clamping piece (402) are fixedly connected together, the first clamping piece (401) and the second clamping piece (402) are arranged in an involute shape from top to bottom, a first clamping needle (403) is fixedly connected to the bottom end of the first clamping piece (401), and a second clamping needle (404) is fixedly connected to the bottom end of the second clamping piece (402);
the bottom of the first clamping piece (401) is provided with a limiting protrusion (405), the bottom of the second clamping piece (402) is provided with a limiting block (406), and the distance between the first clamping needle (403) and the second clamping needle (404) is equal when the limiting protrusion (405) and the limiting block (406) are contacted each time;
the fixing mechanism (2) comprises a bottom plate (201), a pair of upright posts (202) are fixed on the bottom plate (201), a pair of parallel first sleeves (203) are fixed on the tops of the upright posts (202), the first sleeves (203) are arranged in parallel with the bottom plate (201), a cross rod (204) penetrates through each first sleeve (203), one end of each cross rod (204) is fixedly connected with a second sleeve (205), the second sleeves (205) are arranged in parallel with the bottom plate (201) and are perpendicular to the cross rod (204), and the pair of second sleeves (205) are coaxially arranged;
each second sleeve (205) is sleeved with a fixed thread cylinder (206), the inner end of each fixed thread cylinder (206) is fixed with an outer end plate (207), one side of each outer end plate (207) is fixedly connected with a fixed toothed plate (208) of each vertical outer end plate (207), one side of each fixed toothed plate (208) is hinged with one side of each inner end plate (209), the other side of each inner end plate (209) is fixedly connected with a movable toothed plate (210) of each vertical inner end plate (209), and the fixed toothed plates (208) and the movable toothed plates (210) are matched to clamp the spine;
a screw rod (211) is arranged in the fixed thread cylinder (206), the inner end of the screw rod (211) extends out of the fixed thread cylinder (206), the inner end of the screw rod (211) penetrates through the outer end plate (207) and is rotatably connected with the inner end plate (209), the outer end of the screw rod (211) extends out of the outer end of the fixed thread cylinder (206), the end part of the screw rod is provided with a bolt head (212), and an included angle between the movable toothed plate (210) and the fixed toothed plate (208) can be adjusted by rotating the screw rod (211);
a first fastening bolt (213) is arranged on the first sleeve (203), and a second fastening bolt (214) is arranged on the second sleeve (205);
the adjusting base (3) comprises a counterweight base (301), a detachable longitudinal rail (302) is arranged on the counterweight base (301), a longitudinal sliding block (303) is arranged on the longitudinal rail (302), and a fourth fastening bolt (307) is matched with the longitudinal sliding block (303);
a rotating seat (308) is arranged on the longitudinal sliding block (303), the rotating seat (308) can rotate around a vertical shaft, and a first locking handle (309) is arranged on the rotating seat (308); a swinging seat (310) is arranged on the rotating seat (308), the swinging seat (310) can swing relative to the rotating seat (308), and a second locking handle (311) is arranged on the swinging seat (310);
the swing seat (310) is fixedly connected with a vertical rail (312), a vertical sliding block (313) is arranged on the vertical rail (312), a vertical lifting bolt (314) is arranged on the vertical sliding block (313), and the vertical lifting bolt (314) is used for controlling the vertical sliding block (313) to lift on the vertical rail (312);
a transverse fixed rail (315) is fixedly connected to the vertical sliding block (313), a transverse moving rail (316) is arranged on the transverse fixed rail (315), a transverse moving bolt (317) is arranged on the transverse fixed rail (315), and the transverse moving bolt (317) is used for controlling the transverse moving rail (316) to move on the transverse fixed rail (315);
a transverse fixed block (318) is arranged at the end part of the transverse moving track (316), a fixed seat (319) is arranged on the transverse fixed block (318), the fixed seat (319) is used for clamping and fixing the damage clamping head (4), and a fifth fastening bolt (320) is matched with the fixed seat (319);
the counterweight base (301) is provided with a plurality of mounting holes (304), the bottom of the longitudinal rail (302) is provided with a pair of mounting columns (305), the mounting columns (305) are inserted into the mounting holes (304), and the mounting holes (304) are matched with third fastening bolts (306) for locking the mounting columns (305);
the vertical rail (312) and the vertical slider (313) and the transverse fixed rail (315) and the transverse moving rail (316) are driven by the cooperation of a gear and a rack, and the vertical lifting bolt (314) and the transverse moving bolt (317) are connected with the gear.
2. The device for preparing a spinal cord injury experimental model according to claim 1, wherein the longitudinal sliding block (303), the rotating seat (308), the swinging seat (310), the vertical rail (312) and the transverse moving rail (316) are all provided with scale bars (5).
3. The apparatus for preparing an experimental spinal cord injury model according to claim 1, wherein said first holding needle (403) and said second holding needle (404) each have a quadrangular pyramid shape.
4. The apparatus for preparing an experimental spinal cord injury model according to claim 1, wherein said stopper (406) is detachably mounted on the second holding piece (402).
5. The apparatus for preparing an experimental spinal cord injury model according to claim 1, wherein a plurality of through holes (407) are formed in each of the first clamping piece (401) and the second clamping piece (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921062.4A CN109106464B (en) | 2018-08-14 | 2018-08-14 | Device and fixing mechanism for preparing spinal cord injury experimental model |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921062.4A CN109106464B (en) | 2018-08-14 | 2018-08-14 | Device and fixing mechanism for preparing spinal cord injury experimental model |
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| Publication Number | Publication Date |
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| CN109106464A CN109106464A (en) | 2019-01-01 |
| CN109106464B true CN109106464B (en) | 2023-09-29 |
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| CN201810921062.4A Active CN109106464B (en) | 2018-08-14 | 2018-08-14 | Device and fixing mechanism for preparing spinal cord injury experimental model |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111134889B (en) * | 2020-01-10 | 2021-03-05 | 浙江大学 | A mouse fixing device for ophthalmology high resolution detects experiment |
| CN112773546A (en) * | 2021-02-05 | 2021-05-11 | 中国人民解放军总医院第一医学中心 | Standardized molding device of animal spinal cord clamp wound model |
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|---|---|
| CN109106464A (en) | 2019-01-01 |
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