CN113855300B - Animal crush injury simulation experiment device - Google Patents
Animal crush injury simulation experiment device Download PDFInfo
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- CN113855300B CN113855300B CN202111324203.2A CN202111324203A CN113855300B CN 113855300 B CN113855300 B CN 113855300B CN 202111324203 A CN202111324203 A CN 202111324203A CN 113855300 B CN113855300 B CN 113855300B
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- 241001465754 Metazoa Species 0.000 title claims abstract description 37
- 208000025962 Crush injury Diseases 0.000 title claims abstract description 28
- 238000004088 simulation Methods 0.000 title claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 51
- 238000002474 experimental method Methods 0.000 claims abstract description 43
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 8
- 208000027418 Wounds and injury Diseases 0.000 abstract description 7
- 208000014674 injury Diseases 0.000 abstract description 7
- 239000003814 drug Substances 0.000 abstract description 2
- 210000003414 extremity Anatomy 0.000 description 4
- 238000005286 illumination Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 206010050702 Crush syndrome Diseases 0.000 description 1
- 206010017788 Gastric haemorrhage Diseases 0.000 description 1
- 208000012902 Nervous system disease Diseases 0.000 description 1
- 208000025966 Neurological disease Diseases 0.000 description 1
- 208000001647 Renal Insufficiency Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 201000006370 kidney failure Diseases 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
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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
-
- 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
-
- 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
- A61D2003/006—Appliances for supporting or fettering animals for operative purposes with leg or foot restraining means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Surgery (AREA)
- Animal Husbandry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to the technical field of medicine, and provides an animal crush injury simulation experiment device which comprises an experiment platform, a fixed table, a movable structure, a telescopic structure and an extrusion part, wherein the experiment platform is horizontally arranged; the fixed table is arranged above the experiment platform; the moving structure comprises a moving sleeve and a threaded rod, the moving sleeve is sleeved on the outer side of the fixed table and extends downwards, and the moving sleeve is connected with the fixed table in an up-down sliding manner; the threaded rod is arranged in the movable sleeve, the upper end of the threaded rod penetrates through the fixed table, and the threaded rod is in threaded connection with the fixed table; the telescopic structure comprises a first screw rod, a moving block, a second screw rod, a motor, two sliding blocks, two first connecting plates, two second connecting plates and a top block; the extrusion is connected to the lower end of the top block. According to the invention, through the action of the motor, the motor drives the extrusion part to extrude the animal placed on the experimental platform through a series of actions, so that the simulation of extrusion injury is realized.
Description
Technical Field
The invention relates to the technical field of medicine, in particular to an animal crush injury simulation experiment device.
Background
Crush injury is defined as a compression of an extremity or other part of the body that causes swelling of muscles and/or neurological disease in the affected body part. Typical affected parts of the body include the lower limbs (74%), the upper limbs (10%) and the torso (9%). The hand and foot can be often extruded by the violent extrusion of blunt objects such as bricks, stones, doors and windows, machines or vehicles and the like; it is also seen in crush injuries caused by explosive shock, which often damage viscera, resulting in gastric bleeding, lung and liver-spleen rupture, etc. More serious crush injuries are earth and stone crush injuries, which often cause a series of pathological changes in the body and even renal failure, known as "crush syndrome".
Likewise, crush injuries are also very common in the case of earthquakes, coal mine collapse, traffic accidents, and the like. Under the condition of crush injury, if immediate treatment is not carried out, the prognosis is poor, the death rate of the crush injury can reach 13-40% at present, and the treatment of the crush injury is complex, has huge cost and has unsatisfactory effect. In order to further study the method of treating crush injury, it is necessary to construct an apparatus for simulating crush injury of animals, which is capable of effectively and stably constructing crush injury occasions of animals.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to solve the technical problems that: how to construct a device for simulating animal crush injury, which can effectively and stably construct the occasion of animal crush injury.
In order to solve the technical problems, the invention adopts the following technical scheme: an animal crush injury simulation experiment device, comprising: the experiment platform is horizontally arranged; the fixed table is arranged above the experimental platform; the moving structure comprises a moving sleeve and a threaded rod, wherein the moving sleeve is sleeved on the outer side of the fixed table and extends downwards, and the moving sleeve is connected with the fixed table in an up-down sliding manner; the threaded rod is arranged in the movable sleeve, the upper end of the threaded rod penetrates through the fixed table, and the threaded rod is in threaded connection with the fixed table; the telescopic structure comprises a first screw rod, a moving block, a second screw rod, a motor, two sliding blocks, two first connecting plates, two second connecting plates and a top block; the first screw rod is fixedly connected with the lower end of the threaded rod, and the first screw rod and the threaded rod are coaxial; the moving block is arranged at the lower end of the first screw rod, the lower end of the first screw rod penetrates through the moving block, and the first screw rod is connected with the moving block through a ball screw nut pair; the second screw rod is transversely arranged below the moving block and is rotatably connected with the moving sleeve; an output shaft of the motor is fixedly connected with the second screw rod; the two sliding blocks are sleeved on the second screw rod, the two sliding blocks are connected with the second screw rod through a ball screw nut pair, and the screw threads on the two sliding blocks are opposite in rotation direction; one end of the first connecting plate is hinged with the upper end of the sliding block, and the other end of the first connecting plate is hinged with the moving block; one end of each second connecting plate is hinged with the lower end of the sliding block; the other end of the second connecting plate is provided with a top block, and the second connecting plate is hinged with the top block; and the extrusion part is connected to the lower end of the top block.
According to the invention, the motor acts to drive the second screw rod to rotate, the second screw rod drives the two sliding blocks connected with the second screw rod through the ball screw nut pair to move in opposite directions, the sliding blocks drive one ends of the first connecting plate and the second connecting plate to move inwards, meanwhile, the other end of the second connecting plate drives the top block to move downwards, and the top block drives the extrusion piece to extrude animals placed on the experimental platform. Meanwhile, one end of the first connecting plate, which is far away from the sliding block, drives the moving block to move upwards, the moving block drives the first screw rod connected with the moving block through the ball screw nut pair to rotate, the first screw rod drives the threaded rod to rotate, and the threaded rod moves on the fixed table, so that the moving sleeve which is connected with the fixed table in a sliding manner is driven to move downwards, the extrusion range of the extrusion piece can be further increased, and further the simulation of the extrusion injury is realized.
Preferably, the extrusion piece comprises a replacement rod and an extrusion block, wherein the upper end of the replacement rod is detachably connected with the top block, and the lower end of the replacement rod is connected with the extrusion block through a spherical hinge. The extrusion blocks with the replaceable rods and different sizes can be arranged on the surfaces of the extrusion blocks in a different mode, so that extrusion injuries of different types can be simulated, the angles of the extrusion blocks can be finely adjusted through spherical hinge connection, and animals can be extruded through different angles.
Preferably, the device further comprises a position adjusting structure, wherein the position adjusting structure comprises a rectangular sliding rail and four telescopic cylinders; the rectangular sliding rail is sleeved outside the fixed table and has a certain interval, and the track of the rectangular sliding rail is arranged in parallel with the experiment platform; four the four sides around the fixed station are located to the flexible jar, and the one end and the fixed station fixed connection of four flexible jars, the other end and the rectangle slide rail sliding connection of four flexible jars. The position of the fixed table in the horizontal direction is changed through the matching of the four telescopic cylinders, so that the fixed table moves on the horizontal plane, the position of the extrusion part is changed, and extrusion experiments on different positions of animals are realized.
Preferably, the binding structure comprises two symmetrically arranged binding assemblies, and each binding assembly comprises a third screw rod, two vertical rods, two cross rods, two sliding sleeves and two binding belts; the upper end face of the experiment platform is provided with a chute, the third screw rod is arranged in the chute, one end of the third screw rod penetrates through the experiment platform, and the third screw rod is rotatably connected with the experiment platform; the two vertical rods are sleeved on the third screw rod, the two vertical rods are connected with the third screw rod through a ball screw nut pair, the screw threads on the two vertical rods are opposite in rotation direction, and the upper ends of the two vertical rods extend out of the sliding groove; the inner side of the upper end of each vertical rod is fixedly provided with a cross rod, each cross rod is connected with a sliding sleeve in a threaded manner, and each sliding sleeve is fixedly connected with a binding belt. The third screw rod is rotated, the third screw rod drives two vertical rods connected with the third screw rod through the ball screw nut pair to move in the chute in opposite directions, so that the distance between two binding belts is changed, four limbs of animals with different sizes are bound through the binding belts, the sliding sleeve is rotated, the sliding sleeve moves on the cross rod, and the distance between the binding belts in the other direction is changed.
Preferably, the device further comprises an illuminating lamp, wherein the illuminating lamp is arranged on the experiment platform. The illumination lamp illuminates the experiment platform, so that the observation is more convenient.
Preferably, the experimental platform further comprises two fixing plates, wherein the two fixing plates are respectively arranged on two opposite sides of the experimental platform, the experimental platform is fixedly connected with the fixing plates, and the rectangular sliding rail is fixedly connected with the fixing plates. The experimental platform and the rectangular slide rail are fixed through the two fixing plates.
Preferably, support columns are fixedly arranged at four corners of the lower end of the experiment platform. The experimental platform is supported by the support column.
Preferably, the device further comprises a pressure sensor and a PLC, wherein a signal acquisition end of the pressure sensor is arranged at the upper end of the experiment platform, a signal output end of the pressure sensor is connected with the PLC, and a signal output end of the PLC is connected with the motor. The PLC controls the motor through data acquired by the pressure sensor, so that the extrusion force of the animal is controlled.
Compared with the prior art, the invention has at least the following advantages:
1. the simulation of crush injury can be realized. According to the invention, the motor acts to drive the second screw rod to rotate, the second screw rod drives the two sliding blocks connected with the second screw rod through the ball screw nut pair to move in opposite directions, the sliding blocks drive one ends of the first connecting plate and the second connecting plate to move inwards, meanwhile, the other end of the second connecting plate drives the top block to move downwards, and the top block drives the extrusion piece to extrude animals placed on the experimental platform. Meanwhile, one end of the first connecting plate, which is far away from the sliding block, drives the moving block to move upwards, the moving block drives the first screw rod connected with the moving block through the ball screw nut pair to rotate, the first screw rod drives the threaded rod to rotate, and the threaded rod moves on the fixed table, so that the moving sleeve which is connected with the fixed table in a sliding manner is driven to move downwards, the extrusion range of the extrusion piece can be further enlarged, and the simulation of the extrusion injury is realized.
2. Can extrude through different angles, can also set up different sizes. According to the invention, the extrusion blocks with different sizes can be replaced by disassembling the replacement rod, and the surfaces of the extrusion blocks can be set differently, so that different types of extrusion injuries can be simulated, the angles of the extrusion blocks can be finely adjusted through spherical hinge connection, and animals can be extruded through different angles.
3. Can bind the animal more conveniently. According to the invention, an animal is placed on an experimental platform, a third screw rod is rotated, the third screw rod drives two vertical rods connected with the third screw rod through a ball screw nut pair to move in opposite directions in a chute, so that the distance between two bands is changed, a sliding sleeve is rotated, the sliding sleeve moves on a cross rod, the distance between bands in the other direction is changed, and after the positions of the bands are adjusted, the four limbs of the animal are bound by the bands.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described. Throughout the drawings, the elements or portions are not necessarily drawn to actual scale.
Fig. 1 is a perspective view of an animal crush injury simulation experiment device according to an embodiment of the invention.
Fig. 2 is a right side view of an experimental device for simulating crush injury of animals according to an embodiment of the invention.
Fig. 3 is a partial enlarged view of an embodiment of the present invention.
Fig. 4 is a perspective view of a binding structure according to an embodiment of the present invention.
Reference numerals: 1-an experiment platform, 11-a support column and 12-a chute; 2-a fixed table; 3-moving structure, 31-moving sleeve, 32-threaded rod; the device comprises a 4-telescopic structure, a 41-first screw rod, a 42-movable block, a 43-second screw rod, a 44-motor, a 45-sliding block, a 46-first connecting plate, a 47-second connecting plate and a 48-top block; 5-extrusion piece, 51-replacement rod, 52-extrusion piece; 6-position adjusting structure, 61-rectangular slide rail and 62-telescopic cylinder; 7-binding components, 71-third screw rods, 72-vertical rods, 73-cross rods and 74-sliding sleeves; 8-lighting lamp; 9-fixing plate.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
In the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, the meaning of "plurality" is two or more unless specifically defined otherwise.
Referring to fig. 1-3, embodiments provided by the present invention: an animal crush injury simulation experiment device, comprising: the experiment platform 1, the fixed platform 2, the movable structure 3, the telescopic structure 4 and the extrusion piece 5 are horizontally arranged, and further, the experiment platform 1 further comprises an illuminating lamp 8 for facilitating observation, and the illuminating lamp 8 is arranged on the experiment platform 1; the illumination lamp 8 illuminates the experiment platform 1; further, support columns 11 are fixedly arranged at four corners of the lower end of the experiment platform 1, and the experiment platform 1 is supported through the support columns 11. The fixed table 2 is arranged above the experiment platform 1; the moving structure 3 comprises a moving sleeve 31 and a threaded rod 32, the moving sleeve 31 is sleeved on the outer side of the fixed table 2 and extends downwards, and the moving sleeve 31 is connected with the fixed table 2 in an up-and-down sliding manner; the threaded rod 32 is arranged in the movable sleeve 31, the upper end of the threaded rod 32 penetrates through the fixed table 2, and the threaded rod 32 is in threaded connection with the fixed table 2; the telescopic structure 4 comprises a first screw rod 41, a moving block 42, a second screw rod 43, a motor 44, two sliding blocks 45, two first connecting plates 46, two second connecting plates 47 and a top block 48; the first screw rod 41 is fixedly connected with the lower end of the threaded rod 32, and the first screw rod 41 is coaxial with the threaded rod 32; the moving block 42 is arranged at the lower end of the first screw rod 41, the lower end of the first screw rod 41 penetrates through the moving block 42, and the first screw rod 41 is connected with the moving block 42 through a ball screw nut pair; the second screw rod 43 is transversely arranged below the moving block 42, and the second screw rod 43 is rotatably connected with the moving sleeve 31; an output shaft of the motor 44 is fixedly connected with the second screw rod 43; the two sliding blocks 45 are sleeved on the second screw rod 43, the two sliding blocks 45 are connected with the second screw rod 43 through a ball screw nut pair, and the threads on the two sliding blocks 45 are opposite in rotation direction; one end of the first connecting plate 46 is hinged with the upper end of the sliding block 45, and the other end of the first connecting plate 46 is hinged with the moving block 42; one end of the two second connecting plates 47 is hinged with the lower end of the sliding block 45; the other end of the second connecting plate 47 is provided with a top block 48, and the second connecting plate 47 is hinged with the top block 48; the pressing member 5 is attached to the lower end of the top block 48.
Referring to fig. 2 and 3, the pressing member 5 may further have a structure including a replacement rod 51 and a pressing block 52, an upper end of the replacement rod 51 being detachably connected to the top block 48, and a lower end of the replacement rod 51 being connected to the pressing block 52 through a ball hinge. The extrusion blocks 52 with different sizes can be replaced by disassembling the replacement rod 51, and the surfaces of the extrusion blocks 52 can be set differently, so that extrusion injuries of different types can be simulated, the angles of the extrusion blocks 52 can be finely adjusted through spherical hinge connection, and animals can be extruded through different angles.
Referring to fig. 1, in other embodiments, the device further comprises a position adjusting structure 6, wherein the position adjusting structure 6 comprises a rectangular sliding rail 61 and four telescopic cylinders 62; the rectangular slide rail 61 is sleeved outside the fixed table 2 and has a certain interval, and the track of the rectangular slide rail 61 is arranged in parallel with the experiment platform 1; four telescopic cylinders 62 are arranged on four sides around the fixed table 2, one ends of the four telescopic cylinders 62 are fixedly connected with the fixed table 2, and the other ends of the four telescopic cylinders 62 are slidably connected with the rectangular sliding rail 61. When one telescopic cylinder 62 is extended, the opposite telescopic cylinders 62 are shortened by the same distance, and the position of the fixed table 2 in the horizontal direction is changed through the cooperation of the four telescopic cylinders 62, so that the position of the extrusion 5 is changed, and extrusion experiments on different positions of animals are realized.
Referring to fig. 4, in a further embodiment, the binding device further comprises a binding structure, wherein the binding structure comprises two symmetrically arranged binding assemblies 7, and each binding assembly 7 comprises a third screw rod 71, two vertical rods 72, two cross rods 73, two sliding sleeves 74 and two binding belts; the upper end surface of the experiment platform 1 is provided with a chute 12, a third screw rod 71 is arranged in the chute 12, one end of the third screw rod 71 penetrates through the experiment platform 1, and the third screw rod 71 is rotatably connected with the experiment platform 1; the two vertical rods 72 are sleeved on the third screw rod 71, the two vertical rods 72 are connected with the third screw rod 71 through a ball screw nut pair, the threads on the two vertical rods 72 are opposite in rotation direction, and the upper ends of the two vertical rods 72 extend out of the sliding groove 12; a cross rod 73 is fixedly arranged on the inner side of the upper end of each vertical rod 72, a sliding sleeve 74 is connected to each cross rod 73 in a threaded mode, and a binding belt is fixedly connected to each sliding sleeve 74.
In order to further fix experiment platform 1 and rectangular slide rail 61, still include two fixed plates 9, two fixed plates 9 are located experiment platform 1 subtend both sides respectively, experiment platform 1 and fixed plate 9 fixed connection, rectangular slide rail 61 and fixed plate 9 fixed connection.
In order to be convenient for adjust the size of extrusion force, still further included pressure sensor and PLC, pressure sensor's signal acquisition part is located experiment platform 1 upper end, and pressure sensor's signal output part is connected with PLC, and PLC's signal output part is connected with motor 44. A pressure threshold is set in the PLC, when the data collected by the pressure sensor is smaller than the pressure threshold, the motor 44 is controlled to rotate forward so as to increase the pressure, when the data collected by the pressure sensor is larger than the pressure threshold, the motor 44 is controlled to rotate reversely so as to reduce the pressure, and when the data collected by the pressure sensor is equal to the pressure threshold, the motor 44 is controlled to stop rotating. The pressure applied to the animal is kept unchanged, and the magnitude of the extrusion force applied to the animal is controlled by setting the magnitude of the pressure threshold.
The working principle and the using flow of the invention are as follows:
The animal is placed on the experiment platform 1, the third screw rod 71 is rotated, the third screw rod 71 drives the two vertical rods 72 connected with the third screw rod 71 through the ball screw nut pair to move inwards in the sliding groove 12, so that the distance between the two binding tapes is changed, the sliding sleeve 74 is rotated, the sliding sleeve 74 moves on the cross rod 73, the distance between the binding tapes in the other direction is changed, and after the positions of the binding tapes are adjusted, the four limbs of the animal are bound.
The telescopic cylinders 62 on the opposite sides are controlled to be lengthened, the telescopic cylinders 62 on one telescopic side are correspondingly shortened, so that the position of the fixed table 2 is changed, the fixed table 2 can be controlled to move at each position in the horizontal direction through the cooperation of the four telescopic cylinders 62, and the position of the extrusion 5 is controlled, so that extrusion experiments on different positions of animals are realized.
After the position of the extrusion piece 5 is adjusted, the motor 44 can be controlled to act, the motor 44 drives the second screw rod 43 to rotate, the second screw rod 43 drives two sliding blocks 45 connected with the second screw rod 43 through a ball screw nut pair to move in opposite directions, the sliding blocks 45 drive one ends of the first connecting plate 46 and the second connecting plate 47 to move inwards, meanwhile, the other end of the second connecting plate 47 drives the top block 48 to move downwards, and the top block 48 drives the extrusion piece 5 to extrude animals placed on the experimental platform 1. Meanwhile, one end of the first connecting plate 46, far away from the sliding block 45, drives the moving block 42 to move upwards, the moving block 42 drives the first screw rod 41 connected with the moving block through the ball screw nut pair to rotate, the first screw rod 41 drives the threaded rod 32 to rotate, and the threaded rod 32 moves on the fixed table 2, so that the moving sleeve 31 which is in sliding connection with the fixed table 2 is driven to move downwards, the extrusion range of the extrusion piece 5 can be further enlarged, and the simulation of the extrusion injury is realized.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.
Claims (6)
1. An animal crush injury simulation experiment device, comprising:
The experiment platform (1), the said experiment platform (1) sets up horizontally;
The fixed table (2), the said fixed table (2) locates above the experimental platform (1);
the movable structure (3), the movable structure (3) comprises a movable sleeve (31) and a threaded rod (32), the movable sleeve (31) is sleeved on the outer side of the fixed table (2) and extends downwards, and the movable sleeve (31) is connected with the fixed table (2) in an up-down sliding manner; the threaded rod (32) is arranged in the movable sleeve (31), the upper end of the threaded rod (32) penetrates through the fixed table (2), and the threaded rod (32) is in threaded connection with the fixed table (2);
The telescopic structure (4) comprises a first screw rod (41), a moving block (42), a second screw rod (43), a motor (44), two sliding blocks (45), two first connecting plates (46), two second connecting plates (47) and a top block (48); the first screw rod (41) is fixedly connected with the lower end of the threaded rod (32), and the first screw rod (41) is coaxial with the threaded rod (32); the moving block (42) is arranged at the lower end of the first screw rod (41), the lower end of the first screw rod (41) penetrates through the moving block (42), and the first screw rod (41) is connected with the moving block (42) through a ball screw nut pair; the second screw rod (43) is transversely arranged below the moving block (42), and the second screw rod (43) is rotatably connected with the moving sleeve (31); an output shaft of the motor (44) is fixedly connected with the second screw rod (43); the two sliding blocks (45) are sleeved on the second screw rod (43), the two sliding blocks (45) are connected with the second screw rod (43) through ball screw nut pairs, and the threads on the two sliding blocks (45) are opposite in rotation direction; one end of the first connecting plate (46) is hinged with the upper end of the sliding block (45), and the other end of the first connecting plate (46) is hinged with the moving block (42); one end of each second connecting plate (47) is hinged with the lower end of the sliding block (45); the other end of the second connecting plate (47) is provided with a top block (48), and the second connecting plate (47) is hinged with the top block (48); and
An extrusion piece (5), wherein the extrusion piece (5) is connected to the lower end of the top block (48); the extrusion piece (5) comprises a replacement rod (51) and an extrusion block (52), wherein the upper end of the replacement rod (51) is detachably connected with the top block (48), and the lower end of the replacement rod (51) is connected with the extrusion block (52) through a spherical hinge;
the device also comprises a position adjusting structure (6), wherein the position adjusting structure (6) comprises a rectangular sliding rail (61) and four telescopic cylinders (62); the rectangular sliding rail (61) is sleeved outside the fixed table (2) and has a certain interval, and the track of the rectangular sliding rail (61) is arranged in parallel with the experiment platform (1); four telescopic cylinders (62) are arranged on four sides around the fixed table (2), one ends of the four telescopic cylinders (62) are fixedly connected with the fixed table (2), and the other ends of the four telescopic cylinders (62) are slidably connected with the rectangular sliding rail (61).
2. The animal crush injury simulation experiment device according to claim 1, further comprising a binding structure, wherein the binding structure comprises two symmetrically arranged binding assemblies (7), each binding assembly (7) comprises a third screw rod (71), two vertical rods (72), two cross rods (73), two sliding sleeves (74) and two binding belts;
The upper end face of the experiment platform (1) is provided with a sliding groove (12), the third screw rod (71) is arranged in the sliding groove (12), one end of the third screw rod (71) penetrates through the experiment platform (1), and the third screw rod (71) is rotatably connected with the experiment platform (1);
The two vertical rods (72) are sleeved on the third screw rod (71), the two vertical rods (72) are connected with the third screw rod (71) through a ball screw nut pair, threads on the two vertical rods (72) are opposite in rotation direction, and the upper ends of the two vertical rods (72) extend out of the sliding groove (12); the inner side of the upper end of each vertical rod (72) is fixedly provided with a cross rod (73), each cross rod (73) is connected with a sliding sleeve (74) in a threaded manner, and each sliding sleeve (74) is fixedly connected with a binding belt.
3. The animal crush injury simulation experiment device according to claim 1, further comprising an illuminating lamp (8), wherein the illuminating lamp (8) is mounted on the experiment platform (1).
4. An animal crush injury simulation experiment device according to any one of claims 1-3, further comprising two fixing plates (9), wherein the two fixing plates (9) are respectively arranged on two opposite sides of the experiment platform (1), the experiment platform (1) is fixedly connected with the fixing plates (9), and the rectangular sliding rail (61) is fixedly connected with the fixing plates (9).
5. The animal crush injury simulation experiment device according to claim 4, wherein supporting columns (11) are fixedly arranged at four corners of the lower end of the experiment platform (1).
6. The animal crush injury simulation experiment device according to claim 1, further comprising a pressure sensor and a PLC, wherein a signal acquisition end of the pressure sensor is arranged at the upper end of the experiment platform (1), a signal output end of the pressure sensor is connected with the PLC, and a signal output end of the PLC is connected with the motor (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324203.2A CN113855300B (en) | 2021-11-10 | 2021-11-10 | Animal crush injury simulation experiment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324203.2A CN113855300B (en) | 2021-11-10 | 2021-11-10 | Animal crush injury simulation experiment device |
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| Publication Number | Publication Date |
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| CN113855300A CN113855300A (en) | 2021-12-31 |
| CN113855300B true CN113855300B (en) | 2024-04-19 |
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| CN202111324203.2A Active CN113855300B (en) | 2021-11-10 | 2021-11-10 | Animal crush injury simulation experiment device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101045017A (en) * | 2007-03-23 | 2007-10-03 | 重庆大学 | Test device for animal anterior crossed ligamentum immediate sprain |
| CN204655178U (en) * | 2015-04-10 | 2015-09-23 | 中国人民解放军第三军医大学第一附属医院 | For the injury device of crush injury experimental study |
| CN210811709U (en) * | 2019-06-28 | 2020-06-23 | 中国人民解放军总医院第四医学中心 | Multi-degree-of-freedom fixing and adjusting device for animal injury |
| CN111529116A (en) * | 2020-05-28 | 2020-08-14 | 深圳大学总医院 | Animal crush injury extrusion syndrome experimental device |
| CN111888167A (en) * | 2020-07-29 | 2020-11-06 | 吉林大学 | Animal dissection table for medical science experiments |
| CN112972055A (en) * | 2021-03-26 | 2021-06-18 | 无锡市第九人民医院 | Operation auxiliary device for animal model |
| WO2021168718A1 (en) * | 2020-02-24 | 2021-09-02 | 中国人民解放军陆军军医大学 | Multi-condition and multi-simulation environment universal animal precision injury platform |
| CN113349980A (en) * | 2021-06-11 | 2021-09-07 | 北京德铭联众科技有限公司 | Ultrasonic guiding, positioning and adjusting device for accurately injuring tissues in animal body |
-
2021
- 2021-11-10 CN CN202111324203.2A patent/CN113855300B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101045017A (en) * | 2007-03-23 | 2007-10-03 | 重庆大学 | Test device for animal anterior crossed ligamentum immediate sprain |
| CN204655178U (en) * | 2015-04-10 | 2015-09-23 | 中国人民解放军第三军医大学第一附属医院 | For the injury device of crush injury experimental study |
| CN210811709U (en) * | 2019-06-28 | 2020-06-23 | 中国人民解放军总医院第四医学中心 | Multi-degree-of-freedom fixing and adjusting device for animal injury |
| WO2021168718A1 (en) * | 2020-02-24 | 2021-09-02 | 中国人民解放军陆军军医大学 | Multi-condition and multi-simulation environment universal animal precision injury platform |
| CN111529116A (en) * | 2020-05-28 | 2020-08-14 | 深圳大学总医院 | Animal crush injury extrusion syndrome experimental device |
| CN111888167A (en) * | 2020-07-29 | 2020-11-06 | 吉林大学 | Animal dissection table for medical science experiments |
| CN112972055A (en) * | 2021-03-26 | 2021-06-18 | 无锡市第九人民医院 | Operation auxiliary device for animal model |
| CN113349980A (en) * | 2021-06-11 | 2021-09-07 | 北京德铭联众科技有限公司 | Ultrasonic guiding, positioning and adjusting device for accurately injuring tissues in animal body |
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