CN213607129U - Transcranial high-voltage electric burn electric shock fixing device - Google Patents
Transcranial high-voltage electric burn electric shock fixing device Download PDFInfo
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- CN213607129U CN213607129U CN202020894116.5U CN202020894116U CN213607129U CN 213607129 U CN213607129 U CN 213607129U CN 202020894116 U CN202020894116 U CN 202020894116U CN 213607129 U CN213607129 U CN 213607129U
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Abstract
The utility model discloses a transcranial high-voltage electric burn electric shock fixing device, which relates to the field of electric shock experiments and comprises a head fixing device used for contacting the head of an experimental body and four limbs fixing devices used for contacting the four limbs of the experimental body; the head fixing device comprises a positive power supply connecting sheet and a head contact sheet fixedly connected to one end of the positive power supply connecting sheet; the limb fixing device comprises: the negative pole power supply connecting piece and the four limbs contact piece are fixedly connected to one end of the negative pole power supply connecting piece; the head contact piece is of an arc-shaped sheet structure; first fixing holes are formed in two ends of the head contact piece; the first fixing holes are symmetrically arranged at two ends of the head contact piece; the four-limb contact piece is of a semicircular arc-shaped piece structure; the second fixed orifices has been seted up at the both ends of four limbs contact piece, the setting is called to the second fixed orifices, the utility model discloses can provide with the experiment body sufficient area of contact can be firm again connect on the experiment body.
Description
Technical Field
The utility model relates to an electric shock experiment field, in particular to burn electric shock fixing device through cranium high tension electricity.
Background
Most of high-voltage electric burns basically cause current to flow in through the front limbs and flow out through the rear limbs, namely, the current inlet and the current outlet are distributed on the limbs, and the current mainly passes through tissues and organs of a body, such as a heart, a lung, a liver, a kidney, a pancreas and the like, so that the corresponding tissues and organs are damaged; intracranial tissues and organs, such as brain and spinal cord, are rarely affected, and thus, the research on the damage of the central nervous system by high voltage electricity is lacked.
Clinically, transcranial high-voltage electric burn has a certain incidence, the disease condition is generally more serious than that of transcranial high-voltage electric burn and the disease condition is complex, the reason is mainly that central nervous system is damaged, but the data for researching the central nervous system damaged by high voltage electricity is deficient at present, and related research is urgently needed on the central nervous system, so that a transcranial high-voltage electric burn experiment is needed, the factors influencing the experiment are many, especially the contact with an experimental animal, the traditional contact device adopts a clamp, the experimental animal is clamped by the clamp connected with a power line, but the connection is not firm in the mode, the contact area is small, the experimental result can fall off in the electric shock process, or the current is insufficient, so that the experimental result has larger error.
Disclosure of Invention
The utility model aims at providing an electric shock fixing device of connection on the experimental body that both can provide with the sufficient area of contact of experimental body and can be firm again.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a transcranial high-voltage electric burn electric shock fixing device comprises a head fixing device and a limb fixing device, wherein the head fixing device is used for being in contact with the head of an experimental body, and the limb fixing device is used for being in contact with the limbs of the experimental body; the head fixing device comprises a positive power supply connecting sheet and a head contact sheet fixedly connected to one end of the positive power supply connecting sheet; the limb fixing device comprises: the negative pole power supply connecting piece and the four limbs contact piece are fixedly connected to one end of the negative pole power supply connecting piece; the head contact piece is of an arc-shaped sheet structure; first fixing holes are formed in two ends of the head contact piece; the first fixing holes are symmetrically arranged at two ends of the head contact piece; the four-limb contact piece is of a semicircular arc structure; and second fixing holes are formed in two ends of the four-limb contact piece and are symmetrically arranged.
The positive power supply connecting piece and the head contact piece are of an integral structure, and one end of the positive power supply connecting piece is connected with the middle part of the head contact piece; the negative power supply connecting sheet and the four-limb contact sheet are of an integral structure, and one end of the negative power supply connecting sheet is connected with the middle part of the four-limb contact sheet; the arc structure is similar to the radian of the forehead of the experimental body, and the head contact piece can be tightly attached to the head of the experimental body; the semi-circular arc structure of four limbs contact piece can wrap up the experimental body limbs, and the four limbs contact piece can closely laminate with the four limbs of the experimental body, can make in the electric shock experiment with the experimental body have sufficient area of contact.
As a further improvement of the present invention, the head contact piece has an arc-shaped sheet structure, and the chord length ratio of the arc shape is 17 to 1; the four-limb contact piece is of a semicircular arc-shaped piece structure, and the arc chord length ratio chord height of the four-limb contact piece is 2 to 1.
As a further improvement of the utility model, the positive power connection piece keep away from the one end of head contact piece and seted up the positive power connection hole.
As a further improvement of the utility model, the negative pole power connection piece is kept away from four limbs contact piece one end and is seted up the negative pole power connection hole.
As a further improvement of the utility model, the positive power supply connection and the head contact piece form an included angle of 100-130 degrees.
As a further improvement of the utility model, the negative power supply connecting piece and the four-limb contact piece form an included angle of 100-130 degrees.
As a further improvement of the present invention, the thickness of the head fixation device and the limb fixation device is at least 2 MM.
Compared with the prior art, the utility model discloses the beneficial effect who gains as follows:
1. when the utility model is used, the head fixing device is fully attached and fixed with the forehead of the experimental body, and is fixed with the scalp of the experimental body through the first fixing hole by a thread, so that the head contact piece is fully contacted and fixed with the experimental animal; the four-limb fixing device is fixed with one of the four limbs of the experimental animal, and the arc surface of the four-limb contact piece can be better contacted with the four limbs; the contact area of electric shock is improved, and the second fixing holes arranged on the four-limb contact pieces can penetrate through the line and the skin of the experimental body to enable the four-limb contact pieces to be firmly connected with the experimental body.
2. The utility model adopts the arc structure on the head contact piece, which can better fit with the head of the experimental animal to improve the contact area;
the four-limb contact piece is of a semicircular structure, so that the four limbs of the experimental animal can be better wrapped to improve the contact area.
3. The utility model discloses the anodal power connecting hole of seting up on anodal power connecting piece can more conveniently fix anodal power cord.
4. The utility model discloses form 100 and give other things with good care 130 degrees contained angles at head contact piece and anodal power connection piece, the four limbs contact piece forms 100 and gives other things with good care 130 degrees contained angles with the negative pole power connection piece, can make things convenient for the connection of power cord more.
5. The utility model discloses a head fixing device and four limbs fixing device, thickness 2mm at least can improve the electric current grow that allows through, increase the scope of experiment.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of the head fixing device of the present invention;
FIG. 3 is a schematic structural view of the four-limb fixing device of the present invention;
in the drawings: 1 positive power supply connecting sheet, 2 head contact pieces, 3 positive power supply line connecting holes, 4 first fixing holes, 5 negative power supply connecting sheets, 6 four limbs contact pieces, 7 negative power supply line connecting holes, 8 second fixing holes and 9 experimental bodies.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
As shown in the attached fig. 1-3, a transcranial high-voltage electric burn electric shock fixing device comprises a head fixing device used for contacting with the head of a test body and an extremity fixing device used for contacting with the extremity of the test body; the head fixing device comprises a positive power supply connecting sheet 1 and a head contact sheet 2 fixedly connected to one end of the positive power supply connecting sheet 1; the limb fixing device comprises: the negative pole power supply connecting piece 7 and the four-limb contact piece 6 fixedly connected to one end of the negative pole power supply connecting piece 7; the head contact piece 2 is of an arc-shaped sheet structure; the two ends of the head contact piece 2 are provided with first fixing holes 4; the first fixing holes 4 are symmetrically arranged at two ends of the head contact piece 2; the four-limb contact piece 6 is of a semicircular arc structure; two ends of the four-limb contact piece 6 are provided with second fixing holes 8, and the second fixing holes 8 are symmetrically arranged; the positive power supply connecting piece 1 and the head contact piece 2 are of an integral structure, and one end of the positive power supply connecting piece 1 is connected with the middle part of the head contact piece; the negative power supply connecting sheet 7 and the four-limb contact sheet 6 are of an integral structure, and one end of the negative power supply connecting sheet 7 is connected with the middle part of the four-limb contact sheet 6; the arc structure is similar to the radian of the forehead of the experimental body, and the head contact piece 2 can be tightly attached to the head of the experimental body; the semi-circular arc-shaped structure of the limb contact piece 6 can wrap the limbs of the experimental body, and the limb contact piece 6 can be tightly attached to the limbs of the experimental body, so that the contact area between the experimental body and the limb contact piece in the electric shock experiment can be sufficient; the head fixing device and the four-limb fixing device are matched for use.
When the device is used, when a rat transcranial electric burn experiment is carried out, firstly, the rat is anesthetized, then the head contact piece 2 is attached to the forehead of the rat, a line penetrates through the skin of the rat and passes through the first fixing hole 4, and the head contact piece 2 is tightly and firmly attached to the forehead of the rat; then the metal exposed end of the positive power line passes through the positive power connecting hole 3, is tightly screwed and firmly fixed with the positive power connecting sheet 1, and then an insulating adhesive tape is wound on the joint; then, the forelimb of the rat is placed in the semicircular arc in the limb contact piece 6, then a wire penetrates through the second fixing hole 8 and the skin of the rat to enable the limb contact piece 6 to be tightly attached to the forelimb of the rat, then the metal exposed end of the negative power line penetrates through the negative power supply connecting hole 7 to be screwed together, then the insulating tape is wound firmly, and a high-voltage power supply wire inlet experiment is started.
Example 2
As shown in the attached drawings 1-3, the utility model can also be used for high-voltage electric burn experiments, the used structure is basically consistent with the structure of the embodiment 1, the only difference is that the head contact piece 2 is an arc-shaped sheet structure, and the chord length ratio of the arc is 17; the arc-shaped structure can be better attached to the head of an experimental body; the four-limb contact piece 6 is of a semicircular arc-shaped piece structure, and the arc-shaped chord length ratio chord height of the four-limb contact piece 6 is 2; the limb contact pieces 6 are in a semicircular shape and can be better coated on the limbs of the experimental body.
And one end of the positive power supply connecting sheet 1, which is far away from the head contact sheet 2, is provided with a positive power supply connecting hole 3.
And one end of the negative power supply connecting sheet 5, which is far away from the four-limb contact sheet 6, is provided with a negative power supply connecting hole 7.
The positive power supply connecting sheet 1 and the head contact sheet 2 form an included angle of 120 degrees; the included angle of 120 degrees can be convenient for fixing the head contact piece 2, and the wire connected to the positive power supply connecting piece 1 is not easy to touch in the fixing process.
The negative power supply connecting sheet 5 and the four-limb contact sheet 6 form an included angle of 120 degrees; the included angle of 120 degrees can be convenient for fixing the four-limb contact sheet 6, and the wire connected to the negative power supply connecting sheet 5 is not easy to touch in the fixing process.
The thickness of the head fixing device and the four-limb fixing device is 3 MM; the allowable maximum voltage for shock testing can be increased.
When the device is used, when a rat transcranial electric burn experiment is carried out, firstly, the rat is anesthetized, then the head contact piece 2 is attached to the forehead of the rat, a line penetrates through the skin of the rat and passes through the first fixing hole 4, and the head contact piece 2 is tightly and firmly attached to the forehead of the rat; then the metal exposed end of the positive power line passes through the positive power connecting hole 3, is tightly screwed and firmly fixed with the positive power connecting sheet 1, and then an insulating adhesive tape is wound on the joint; next, the forelimb of the rat is placed in the semicircular arc in the limb contact piece 6, then a wire is threaded through the second fixing hole 8 and the skin of the rat, so that the limb contact piece 6 is tightly attached to the forelimb of the rat, then the metal exposed end of the negative power line is threaded through the negative power connection hole 7, the two power lines are screwed together, then the two power lines are tightly wound by an insulating tape, and the voltage of the high-voltage power supply is adjusted to be higher than that of the embodiment 1 for carrying out the experiment.
The above-described embodiments are merely preferred examples of the present invention and are not exhaustive of the possible implementations of the present invention. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention.
Claims (7)
1. A transcranial high-voltage electric burn electric shock fixing device is characterized in that: comprises a head fixing device used for contacting the head of the experimental body (9) and an extremity fixing device used for contacting the extremity of the experimental body (9); the head fixing device comprises a positive power supply connecting sheet (1) and a head contact sheet (2) fixedly connected to one end of the positive power supply connecting sheet (1);
the limb fixing device comprises: the negative pole power supply comprises a negative pole power supply connecting piece (5) and a four-limb contact piece (6) fixedly connected to one end of the negative pole power supply connecting piece (5);
the head contact piece (2) is of an arc-shaped sheet structure; the two ends of the head contact piece (2) are both provided with first fixing holes (4); the two first fixing holes (4) are symmetrically arranged at two ends of the head contact piece (2);
the four-limb contact piece (6) is of a semicircular arc-shaped piece structure; second fixing holes (8) are formed in two ends of the four-limb contact piece (6), and the two second fixing holes (8) are symmetrically arranged.
2. A transcranial high-voltage electric burn shock fixation device according to claim 1, wherein the head contact piece (2) is of an arc-shaped sheet structure, and the ratio of the chord length to the chord height of the arc is at least 17; the four-limb contact piece (6) is of a semicircular arc-shaped piece structure, and the ratio of the arc-shaped chord length to the chord height of the four-limb contact piece is at least 2.
3. The transcranial high-voltage electric burn shock fixing device according to any one of claims 1 or 2, wherein: and a positive power supply connecting hole (3) is formed in one end, far away from the head contact piece, of the positive power supply connecting piece (1).
4. The transcranial high-voltage electric burn shock fixing device according to any one of claims 1 or 2, wherein: and one end of the negative power supply connecting sheet (5) far away from the four-limb contact sheet is provided with a negative power supply connecting hole (7).
5. The transcranial high-voltage electric burn shock fixing device according to claim 1, wherein: the positive power supply connecting sheet (1) and the head contact sheet (2) form an included angle of 100-130 degrees.
6. The transcranial high-voltage electric burn shock fixing device according to claim 1, wherein: the negative power supply connecting sheet (5) and the four-limb contact sheet (6) form an included angle of 100-130 degrees.
7. The transcranial high-voltage electric burn shock fixing device according to claim 1, wherein: the thickness of the head fixing device and the four limbs fixing device is at least 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894116.5U CN213607129U (en) | 2020-05-25 | 2020-05-25 | Transcranial high-voltage electric burn electric shock fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894116.5U CN213607129U (en) | 2020-05-25 | 2020-05-25 | Transcranial high-voltage electric burn electric shock fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213607129U true CN213607129U (en) | 2021-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020894116.5U Active CN213607129U (en) | 2020-05-25 | 2020-05-25 | Transcranial high-voltage electric burn electric shock fixing device |
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| Country | Link |
|---|---|
| CN (1) | CN213607129U (en) |
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- 2020-05-25 CN CN202020894116.5U patent/CN213607129U/en active Active
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