CN111529116A

CN111529116A - Animal crush injury extrusion syndrome experimental device

Info

Publication number: CN111529116A
Application number: CN202010470018.3A
Authority: CN
Inventors: 孙学东; 陈富明; 黄翼; 董春晓
Original assignee: Shenzhen University General Hospital
Current assignee: Shenzhen University General Hospital
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-08-14

Abstract

The invention discloses an animal crush injury extrusion syndrome experimental device which comprises a base, wherein the top of one end of the base is fixedly connected with two symmetrically arranged supporting blocks, threaded rods are inserted into the two supporting blocks in a threaded manner, one end of each threaded rod is fixedly connected with a rotating block, one end of each threaded rod, which is far away from the rotating block, is rotatably connected with an extrusion plate, the tops of two sides of the base and the top of one end, which is far away from the supporting blocks, are respectively provided with a sliding groove, a moving block is connected in the sliding grooves in a sliding manner, the top of the moving block is fixedly connected with a supporting rod, and the top of the supporting rod is fixedly connected with a fixing mechanism.

Description

Animal crush injury extrusion syndrome experimental device

Technical Field

The invention relates to the field of relevant products of an experiment table, in particular to an animal crush injury and crush syndrome experiment device.

Background

The crush injury syndrome refers to the condition that abundant muscle tissues of human body are largely degenerated and necrotized after being squeezed for a long time, and then acute renal failure which is characterized by hyperkalemia and myoglobin urine appears, so that the condition is critical, if the disease is not cured correctly in time, multi-organ functional failure can be caused, and the fatality rate can reach 50%. Crush syndrome is the cause of death at position 2 of the line following direct trauma following an earthquake. In addition, the extrusion syndrome also occurs in sudden house collapse, engineering collapse, traffic accidents and other accidental injuries. In order to better perform basic research on crush syndrome, the current crush syndrome animal experiments mainly adopt the following methods: skeletal muscle extract is mainly transfused into the body and extruded into limbs. The limb compression is carried out by the compression of an air pressure tourniquet, the extrusion of an intermittent air bag, the self-made simple mould such as a thin foaming bubble film, a hard plastic block, a specially-made plastic wood board and the like. The means for making experimental models of crush injury animals are different.

But current animal crush injury extrusion syndrome experimental apparatus structure is comparatively simple, lacks the mechanism of fixing the animal trunk in the experimentation to lead to the experimental efficiency to reduce, have certain defect nature.

Disclosure of Invention

The invention aims to provide an animal crush injury and crush syndrome experimental device, and aims to solve the problems that the existing animal crush injury and crush syndrome experimental device in the background technology is simple in structure, and a mechanism for fixing the trunk of an animal is lacked in the experimental process, so that the experimental efficiency is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an animal crush injury extrusion syndrome experimental apparatus, includes the base, two supporting shoes that the one end top fixedly connected with symmetry of base set up, two equal screw thread is inserted on the supporting shoe and is equipped with the threaded rod, the one end fixedly connected with commentaries on classics piece of threaded rod, the one end that the piece was kept away from to the threaded rod is rotated and is connected with the stripper plate, the both sides top of base and the one end top of keeping away from the supporting shoe all are equipped with the spout, sliding connection has the movable block in the spout, the top fixedly connected with bracing piece of movable block, the top fixedly connected with fixed establishment of.

Preferably, the fixing mechanism comprises a first arc-shaped fixing plate fixed at the top of the supporting rod and a second arc-shaped fixing plate arranged above the first arc-shaped fixing plate, locking blocks are fixedly connected to two ends of the first arc-shaped fixing plate and the second arc-shaped fixing plate respectively, a locking rod is inserted between the locking blocks, external threads are arranged on the locking rod, the locking rod is provided with a screw opening, and the locking rod is in threaded connection with the locking blocks.

Preferably, be equipped with multichannel anti-skidding line on the commentaries on classics piece, multichannel the anti-skidding line is the slope setting.

Preferably, two symmetrically arranged springs are fixedly connected between the supporting block and the extrusion plate.

Preferably, equal fixedly connected with blotter on the inner wall of first arc fixed plate and second arc fixed plate, the blotter material is the sponge.

Preferably, one side of the extrusion plate far away from the threaded rod is fixedly connected with a rubber plate.

Compared with the prior art, the invention has the beneficial effects that:

1. the experimental device for the crush injury crush syndrome of the animal can effectively fix the trunk of the white rat during the crush experiment by arranging a plurality of fixing mechanisms, thereby increasing the experimental effect, the accuracy of experimental data is ensured.

Drawings

FIG. 1 is a schematic structural diagram of an experimental apparatus for crush injury and crush syndrome of animals according to the present invention;

fig. 2 is a schematic structural view of a fixing mechanism of the animal crush injury crush syndrome experimental device.

In the figure: the device comprises a base 1, a support block 2, a threaded rod 3, a rotating block 4, a squeezing plate 5, a sliding chute 6, a moving block 7, a support rod 8, a first arc-shaped fixing plate 9, a second arc-shaped fixing plate 10, a locking block 11, a locking rod 12, a spring 13, a buffer cushion 14 and a rubber plate 15.

Detailed Description

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

Referring to fig. 1-2, an embodiment of the present invention is shown: an experimental device for animal crush injury extrusion syndrome comprises a base 1, wherein the top of one end of the base 1 is fixedly connected with two supporting blocks 2 which are symmetrically arranged, a threaded rod 3 is inserted in each of the two supporting blocks 2 through threads, one end of the threaded rod 3 is fixedly connected with a rotating block 4, one end of the threaded rod 3, which is far away from the rotating block 4, is rotatably connected with a crushing plate 5, the tops of two sides of the base 1 and the top of one end, which is far away from the supporting blocks 2, are respectively provided with a chute 6, a moving block 7 is slidably connected in the chute 6, the top of the moving block 7 is fixedly connected with a supporting rod 8, the top of the supporting rod 8 is fixedly connected with a fixing mechanism, concretely, the rotating block 4 can drive the threaded rod 3 to rotate, the crushing plate 5 is pushed to move when the threaded rod 3 rotates, so that the two crushing plates 5 can extrude and, the securing mechanism is adjusted to the appropriate position.

Further, fixed establishment is including fixing first arc fixed plate 9 at 8 tops of bracing piece and setting up the second arc fixed plate 10 in first arc fixed plate 9 top, the equal fixedly connected with latch segment 11 in both ends of first arc fixed plate 9 and second arc fixed plate 10, it is equipped with check lock lever 12 to insert between two latch segments 11, be equipped with the external screw thread on the check lock lever 12, all be equipped with the screw socket on two latch segments 11, be threaded connection between check lock lever 12 and the latch segment 11, specific saying, the four limbs of white mouse insert respectively inside the fixed establishment, through the top with second arc fixed plate 10 block at first arc fixed plate 9, then make fixedly between first arc fixed plate 9 and the second arc fixed plate 10 in precessing the latch segment 11 with check lock lever 12, thereby realize the fixed to white mouse four limbs.

Furthermore, be equipped with multichannel antiskid line on changeing piece 4, multichannel antiskid line is the slope setting, and specific saying increases changeing 4's frictional force, convenient rotation.

Further, two springs 13 are fixedly connected between the supporting block 2 and the extrusion plate 5, and specifically, the buffer force of the extrusion plate 5 during movement is increased.

Further, equal fixedly connected with blotter 14 on the inner wall of first arc fixed plate 9 and second arc fixed plate 10, the blotter 14 material is the sponge, and specifically says, the cushion effect when increasing the centre gripping.

Further, one side of the extrusion plate 5, which is far away from the threaded rod 3, is fixedly connected with a rubber plate 15, and specifically, the buffer force during clamping is increased.

The working principle is as follows: at first place the white mouse of waiting to experiment at 1 top of base, can drive threaded rod 3 through rotating commentaries on classics piece 4 and rotate, will promote stripper plate 5 and remove when threaded rod 3 rotates, thereby it is fixed to make two stripper plates 5 extrude the head of white mouse, promote fixed establishment simultaneously and utilize bracing piece 8 to drive movable block 7 and slide in spout 6, adjust fixed establishment to suitable position, then insert fixed establishment inside with the four limbs of white mouse respectively, through the top with second arc fixed plate 10 blocks at first arc fixed plate 9, then it makes fixedly between first arc fixed plate 9 and the second arc fixed plate 10 to precession in the latch segment 11 with check lock lever 12, thereby realize the fixed to white mouse four limbs.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an animal crush injury extrusion syndrome experimental apparatus, includes base (1), its characterized in that: the movable supporting block structure is characterized by comprising two supporting blocks (2) which are symmetrically arranged at the top of one end of the base (1), two threaded rods (3) are inserted into the supporting blocks (2) in a threaded manner, one end of each threaded rod (3) is fixedly connected with a rotating block (4), one end of each threaded rod (3) far away from the rotating block (4) is rotatably connected with an extrusion plate (5), sliding grooves (6) are formed in the tops of the two sides of the base (1) and the top of one end of each supporting block (2) far away from the same, a movable block (7) is connected in the sliding grooves (6), a supporting rod (8) is fixedly connected to the top of the movable block (7), and a fixing mechanism is fixedly.

2. The experimental device for the crush injury crush syndrome of animals according to claim 1, wherein: the fixing mechanism comprises a first arc-shaped fixing plate (9) fixed to the top of the supporting rod (8) and a second arc-shaped fixing plate (10) arranged above the first arc-shaped fixing plate (9), locking blocks (11) and two are fixedly connected to the two ends of the first arc-shaped fixing plate (9) and the second arc-shaped fixing plate (10) respectively, a locking rod (12) is inserted between the locking blocks (11), external threads are arranged on the locking rod (12), two screw threads are arranged on the locking blocks (11), and the locking rod (12) is in threaded connection with the locking blocks (11).

3. The experimental device for the crush injury crush syndrome of animals according to claim 1, wherein: be equipped with multichannel anti-skidding line on commentaries on classics piece (4), multichannel the anti-skidding line is the slope setting.

4. The experimental device for the crush injury crush syndrome of animals according to claim 1, wherein: two springs (13) which are symmetrically arranged are fixedly connected between the supporting block (2) and the extrusion plate (5).

5. The experimental device for the crush injury crush syndrome of animals according to claim 2, wherein: equal fixedly connected with blotter (14) on the inner wall of first arc fixed plate (9) and second arc fixed plate (10), blotter (14) material is the sponge.

6. The experimental device for the crush injury crush syndrome of animals according to claim 1, wherein: one side of the extrusion plate (5) far away from the threaded rod (3) is fixedly connected with a rubber plate (15).