CN218045254U

CN218045254U - Experimental non-invasive limb ischemia pre-adaptation device for small animals

Info

Publication number: CN218045254U
Application number: CN202220775330.8U
Authority: CN
Inventors: 梁伟东; 钟茂林; 谢海玉; 陈丽; 王力峰; 李晓玲; 袁柳青
Original assignee: First Affiliated Hospital of Gannan Medical University
Current assignee: First Affiliated Hospital of Gannan Medical University
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-12-16
Anticipated expiration: 2032-04-06

Abstract

The utility model discloses use the drawback that the toy sleeve area inflated and drops easily when doing the animal experiment among the prior art, provide an experimental little animal and do not have ischemic pre-adaptation equipment of wound, belong to ischemic pre-adaptation instrument technical field, including host computer and inflatable bandage, the host computer top is equipped with the blow vent, and inflatable bandage fixed being equipped with is used for being used for inflating the aerifyd hose of bandage, and the hose is connected with the blow vent, be equipped with the supplementary fixed establishment who is used for supplementary fixed inflatable bandage on the inflatable bandage, supplementary fixed establishment is including the C shape piece that has elastic convex structure, and the central angle of C shape piece is greater than 180, still can dismantle on the C shape piece and be connected with the tensioning piece that is used for drawing in the C shape piece opening in, C shape piece with be equipped with swing joint mechanism between the inflatable bandage. This it lacks blood pre-adaptation equipment of wound limb can assist fixedly to aerifing the bandage through setting up supplementary fixed establishment, prevents to aerify the bandage and drops when using.

Description

Experimental non-invasive limb ischemia pre-adaptation device for small animals

Technical Field

The utility model belongs to the technical field of ischemia pre-adaptation instrument, concretely relates to laboratory is with little animal noninvasive limb ischemia pre-adaptation equipment.

Background

After the intervention or the treatment of thrombolysis and the like, the ischemia reperfusion injury (I/R) caused by blood circulation can cause secondary impact on important organs, and the treatment effect and prognosis are influenced. Research shows that Remote Ischemic Preconditioning (RIPC) can effectively alleviate the I/R injury and improve prognosis. Meanwhile, studies prove that the long-term use of RIPC can benefit patients suffering from cerebral ischemia and myocardial ischemia. However, the organ protection mechanism of RIPC is not clear, animal experiments become a necessary means for exploring the mechanism, but no controllable noninvasive limb ischemia equipment special for animal experiments is available in the domestic market at present, the noninvasive limb ischemia equipment is generally carried out by using a small animal cuff, the small animal is not easy to control during experiments, the four limbs of the small animal are easy to struggle during the experiments, and the cuff is easy to loosen and fall off after the cuffs are inflated, so that the experiments are influenced.

Disclosure of Invention

The utility model discloses use the drawback that the animal easily drops when the animal experiment is aerifyd to the toy sleeve area among the prior art, provide an experiment and do not have wound limb ischemia pre-adaptation equipment with the toy, should not have wound limb ischemia pre-adaptation equipment and can assist fixedly through setting up supplementary fixed establishment to aerifing the bandage, prevent to aerify the bandage and drop when using.

The invention aims to be realized by the following technical scheme: the utility model provides an it lacks ischemic pre-adaptation equipment of limb to have animal for experiments, includes the host computer and aerifys the bandage, and the host computer top is equipped with the blow vent, aerifys to be equipped with on the bandage and be used for aerifing the aerifyd hose of bandage, and the hose is connected with the blow vent, it is equipped with the supplementary fixed establishment who is used for supplementary fixed aerifyd the bandage to aerify to be equipped with on the bandage, supplementary fixed establishment is including the C shape piece that has elastic convex structure, and the central angle of C shape piece is greater than 180, still detachably be connected with on the C shape piece and be used for the taut piece that draws in the C shape piece opening in, the C shape piece with aerify and be equipped with swing joint mechanism between the bandage. Draw in the opening of C shape spare through taut, make the fixing on the four limbs of toy that C shape spare can be firm to make supplementary fixed establishment can assist fixedly to aerifing the bandage, make and aerify the bandage and aerify the in-process, even take place not hard up and can not also make the utility model discloses drop from the four limbs of toy.

Preferably, the movable connecting mechanism comprises a connecting seat fixed on the C-shaped piece and a connecting band fixed on the inflatable binding band, and the connecting seat and the connecting band are movably connected.

Preferably, the connecting seat comprises two parallel connecting blocks, the connecting blocks are fixedly arranged on the outer side surface of the C-shaped part, and a connecting rod is fixedly connected between the two connecting blocks; the connecting band is around forming annular structure and fixing in aerifing the bandage lateral surface, the connecting band is located between two connecting blocks and the connecting rod passes the connecting band around the intermediate position of the annular structure that forms. Due to the arrangement, the C-shaped piece and the inflatable binding belt can be movably connected, the auxiliary fixing mechanism can be used for assisting in fixing the inflatable binding belt, the inflatable binding belt is prevented from falling off, and the use of the inflatable binding belt cannot be influenced.

Preferably, two clamping grooves are respectively formed in two sides of the opening of the C-shaped part, the two clamping grooves are arranged oppositely, the tensioning part is an elastic rope with an annular structure, and the elastic rope is tensioned and embedded into the two clamping grooves. The opening of the C-shaped piece can be folded through the elastic rope, and the elastic rope is convenient to disassemble and assemble.

Preferably, an arc connecting portion bent toward the outer side of the C-shaped member is fixedly connected to each end portion of the C-shaped member on both sides of the opening, and a concave portion on the arc connecting portion serves as the engaging groove.

Preferably, the central angle of the circular arc connecting portion is 180 °. By the arrangement, the elastic rope is not easy to break away from the clamping groove.

Preferably, the central angle of the C-shaped member is greater than 240 °. When the central angle of the C-shaped piece is larger than 180 degrees, the C-shaped piece can be sleeved outside the limbs of the small animal to play a certain fixing role, if the central angle of the C-shaped piece is too small, the C-shaped piece is easy to fall off from the limbs of the small animal, and when the central angle of the C-shaped piece is larger than 240 degrees, the C-shaped piece is not easy to fall off from the limbs of the small animal.

Preferably, the central angle of the C-shaped member is 300 °. When the central angle of C-shaped spare is 300, the C-shaped spare can carry out better parcel to the four limbs of toy, the cover that makes the C-shaped spare can stabilize is on the four limbs of toy, and at this angle, when the opening position at the C-shaped spare was installed to the tensioning piece, the tensioning piece is less to the oppression of toy four limbs, can not influence experimental data, and if the central angle of C-shaped spare is bigger, can lead to the opening undersize of C-shaped spare to lead to the difficult cover of C-shaped spare on the four limbs of toy.

Preferably, the number of the auxiliary fixing mechanisms is two, and the two auxiliary fixing mechanisms are respectively arranged on two sides of the inflatable binding band. Can play better supplementary fixed effect to aerifing the bandage through two supplementary fixed establishment, it is better to the fixed effect of aerifing the bandage, can effectively prevent to aerify the bandage and drop.

Preferably, the inner side surface and the outer side surface of the inflatable binding band are respectively fixedly provided with a hair surface and a hook surface, and the hair surface and the hook surface are combined to form the magic tape.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses an auxiliary fixing mechanism who sets up can play supplementary fixed effect to aerifing the bandage, can effectively prevent to aerify the bandage and drop in the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the auxiliary securing mechanism;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a perspective view of the connection structure between the C-shaped member, the arc connecting portion and the tension member;

the labels in the figure are: 1. the main machine, 2, aerify the bandage, 3, the blow vent, 4, magic subsides, 5, hose, 6, supplementary fixed establishment, 7, C shape spare, 8, draw-in groove, 9, circular arc connecting portion, 10, tensioning piece, 11, swing joint mechanism, 12, connecting seat, 13, connecting band, 14, connecting block, 15, connecting rod.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which:

example 1

As shown in fig. 1-4, the experimental non-invasive limb ischemia pre-adaptation device for small animals comprises a main machine 1 and an inflatable bandage 2, wherein a vent 3 is arranged above the main machine 1, the inner side and the outer side of the inflatable bandage 2 are respectively fixedly provided with a hair surface and a hook surface, and the hair surface and the hook surface are combined to form a magic tape 4. Aerify and to be equipped with on the bandage 2 and be used for aerifing the inflatable hose 5 of bandage 2 for aerifing, hose 5 cup joints with blow vent 3, it is used for supplementary fixed establishment 6 of aerifing bandage 2 to aerify to be equipped with on the bandage 2, supplementary fixed establishment 6 is 300 including the C shape spare 7 that has elastic circular arc structure, the central angle of C shape spare 7, the opening both sides of C shape spare 7 respectively are equipped with a draw-in groove 8, and two draw-in grooves 8 are set up back to back, each fixedly connected with one towards the crooked circular arc connecting portion 9 in the C shape spare 7 outside of the tip of C shape spare 7 in the opening both sides, the interior concave part on the circular arc connecting portion 9 is as draw-in groove 8. The central angle of the circular arc connecting part 9 is 180 degrees. The C-shaped part 7 can be detachably connected with a tensioning piece 10 used for drawing the opening of the C-shaped part 7 in a folding mode, the tensioning piece 10 is an elastic rope of an annular structure, and the elastic rope is tensioned and embedded into the two clamping grooves 8.

A movable connecting mechanism 11 is arranged between the C-shaped part 7 and the inflatable binding band 2, the movable connecting mechanism 11 comprises a connecting seat 12 fixed on the C-shaped part 7 and a connecting band 13 fixed on the inflatable binding band 2, and the connecting seat 12 is movably connected with the connecting band 13. The connecting seat 12 comprises two parallel connecting blocks 14, the connecting blocks 14 are fixedly arranged on the outer side surface of the C-shaped part 7, and a connecting rod 15 is fixedly connected between the two connecting blocks 14; the connecting band 13 surrounds to form a ring structure and is fixed on the outer side surface of the inflatable binding band 2, the connecting band 13 is positioned between the two connecting blocks 14, and the connecting rod 15 penetrates through the connecting band 13 to surround the middle position of the formed ring structure.

The number of the auxiliary fixing mechanisms 6 is two, and the two auxiliary fixing mechanisms 6 are respectively arranged on two sides of the inflatable binding band 2. Through two supplementary fixed establishment 6, can give and aerify 2 both sides of bandage and assist fixedly to aerifing bandage 2, it is better to aerify bandage 2's fixed effect.

The utility model discloses when bandage 2 is aerifyd in the fixing, shakeout

earlier aerifys bandage

2, 7 covers the C shape spare in two supplementary fixed establishment 6 on the four limbs of toy, and establish the open position at C shape spare 7 with drawing in a cover, under the elastic action who draws in a, C shape spare 7 can overlap tightly on the four limbs of toy, at this moment will aerify bandage 2 again and paste 4 ties tightly on the four limbs of toy through the magic, realize swing joint through connecting seat 12 and connecting band 13 between C shape spare 7 and the aerify bandage 2, so supplementary fixed establishment 6's setting can not influence the operation and aerify bandage 2, operate and then control through host computer 1 at last and aerify bandage 2 work, just can realize carrying out ischemia pre-adapted training to the upper limbs and the low limbs of patient homonymy, aerify bandage 2 at the inflation in-process, even shake because of four limbs of toy and lead to aerify 2 emergence not hard up of aerifing, through the setting of the C shape spare 7 of both sides, aerify bandage 2 can not drop yet, it can only to tie up tightly with magic subsides 4 with the magic once more.

It should be understood that in the claims and the specification of the present invention, all of "including 8230 \8230;" including 8230; "should be understood as an open meaning, i.e., the meaning is equivalent to" including at least 8230; \8230; "and" including the meaning should not be understood as a closed meaning, i.e., the meaning should not be understood as "including only 8230; \8230;" 8230; ".

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an it lacks limb ischemia pre-adaptation equipment to have for experiments toy small animal, includes host computer (1) and aerifys bandage (2), and host computer (1) top is equipped with blow vent (3), aerifys to be equipped with fixedly on bandage (2) and be used for aerifing hose (5) of bandage (2), and hose (5) are connected with blow vent (3), its characterized in that, aerify and be equipped with on bandage (2) and be used for supplementary fixed establishment of fixing (6) of aerifing bandage (2), supplementary fixed establishment (6) are including C shape piece (7) that have elastic circular arc structure, and the central angle of C shape piece (7) is greater than 180, still detachable connection has on C shape piece (7) and is used for tensioning piece (10) that C shape piece (7) opening draw in, C shape piece (7) with aerify and be equipped with swing joint mechanism (11) between bandage (2).

2. The device for the experimental small animal noninvasive limb ischemia pre-adaptation according to claim 1, characterized in that the movable connection mechanism (11) comprises a connection seat (12) fixed on the C-shaped member (7), a connection belt (13) fixed on the inflatable bandage (2), and the connection seat (12) and the connection belt (13) are movably connected.

3. The experimental small animal noninvasive limb ischemia preconditioning apparatus for preliminary experiments according to claim 2, characterized in that the connecting seat (12) comprises two connecting blocks (14) parallel to each other, the connecting blocks (14) are fixedly arranged on the outer side of the C-shaped member (7), and a connecting rod (15) is fixedly connected between the two connecting blocks (14); connecting band (13) are around forming annular structure and fixing in inflatable bandage (2) lateral surface, connecting band (13) are located between two connecting blocks (14) and connecting rod (15) pass connecting band (13) around the intermediate position of the annular structure that forms.

4. The device for laboratory animal non-invasive limb ischemia pre-adaptation according to claim 1, characterized in that the C-shaped member (7) is provided with a slot (8) on each side of the opening, two slots (8) are oppositely arranged, the tension member (10) is an elastic rope with a ring structure, and the elastic rope is tensioned and embedded in the two slots (8).

5. The device for the experimental small animal noninvasive limb ischemia pre-adaptation according to claim 4, characterized in that the ends of the C-shaped member (7) at both sides of the opening are respectively fixedly connected with a circular arc connecting part (9) bending towards the outer side of the C-shaped member (7), and the concave part on the circular arc connecting part (9) is used as the clamping groove (8).

6. A laboratory small animal non-invasive limb ischemia preconditioning apparatus according to claim 5, characterized in that the circular arc connecting part (9) has a central angle of 180 °.

7. A laboratory small animal non-invasive limb ischemia preconditioning apparatus according to claim 1, characterized in that the central angle of the C-shaped member (7) is larger than 240 °.

8. The apparatus for non-invasive limb ischemia pre-adaptation to laboratory small animal according to claim 7, characterized in that the central angle of the C-shaped piece (7) is 300 °.

9. The apparatus for the noninvasive limb ischemia preconditioning of experimental small animal for the purpose of claim 1, characterized in that the number of the auxiliary fixing mechanisms (6) is two, and the two auxiliary fixing mechanisms (6) are respectively arranged at the two sides of the inflatable bandage (2).

10. The experimental small animal noninvasive limb ischemia pre-adaptation device as claimed in claim 1, characterized in that the inner and outer side surfaces of the inflatable bandage (2) are respectively fixedly provided with a hair surface and a hook surface, and the hair surface and the hook surface are combined to form a magic tape (4).