CN216060847U - Laboratory is with being used for animal to fill fixed device - Google Patents
Laboratory is with being used for animal to fill fixed device Download PDFInfo
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- CN216060847U CN216060847U CN202122520333.5U CN202122520333U CN216060847U CN 216060847 U CN216060847 U CN 216060847U CN 202122520333 U CN202122520333 U CN 202122520333U CN 216060847 U CN216060847 U CN 216060847U
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- seat
- rotating shaft
- animal
- fixed
- fixedly provided
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- 241001465754 Metazoa Species 0.000 title claims abstract description 28
- 230000010412 perfusion Effects 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 abstract description 6
- 210000000080 chela (arthropods) Anatomy 0.000 abstract 1
- 238000010171 animal model Methods 0.000 description 6
- 238000011160 research Methods 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 230000034994 death Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000035404 Autolysis Diseases 0.000 description 1
- 206010057248 Cell death Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002055 immunohistochemical effect Effects 0.000 description 1
- 238000007901 in situ hybridization Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000028043 self proteolysis Effects 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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Abstract
The utility model discloses a device for animal perfusion fixation in a laboratory, and belongs to the field of animal perfusion. An apparatus for animal perfusion fixation for a laboratory, comprising: the clamp comprises a clamp handle, a clamp nozzle, a fixed pipe and a rotating shaft; the rotating shaft and the movable block are fixedly arranged; the rotating shaft is rotatably connected with two forceps handles; the forceps handles are fixedly provided with forceps mouths; the two clamp mouths form a circle; a clamping block is fixedly arranged on one side, close to the clamp mouth; the fixed pipe is fixedly arranged between the forceps handles by the rotating shaft; one side of the fixed pipe is provided with a first through hole; compared with the prior art, the laboratory of this application is satisfied with and is filled the use to the animal in the experimental study of toy with the fixed device that is used for the animal to fill, fills and wears to hold the needle and prevent that the pjncture needle from encorbelmenting too big for a whole with pincers type fixing device, and the inconvenience of fixed filling needle in the traditional animal experiment has effectually been overcome.
Description
Technical Field
The utility model relates to the field of animal perfusion, in particular to a device for animal perfusion fixation in a laboratory.
Background
In histopathological experimental research of experimental animals, particularly in-situ hybridization and immunohistochemical research, a perfusion fixation method is adopted before animals die in order to avoid or reduce the change of tissue morphology and structure after death. Perfusion fixation is to introduce a fixing solution into a tissue organ to be fixed through a blood vessel way, fix living cells in situ in time and rapidly, and then pick up a sample. The heart perfusion can quickly wash out blood and perform the pre-fixation of tissues before the death of animals, thereby avoiding the autolysis phenomenon of the tissues. In the existing experimental research, when small animals are perfused, a perfusion needle is fixed with the heart by hands or other instruments, and then liquid perfusion is carried out; the method is not easy to operate, and operators are easy to operate mistakenly in a large number of experiments; therefore, a laboratory device for animal perfusion fixation is proposed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a device for animal perfusion fixation in a laboratory.
The purpose of the utility model can be realized by the following technical scheme:
an apparatus for animal perfusion fixation for a laboratory, comprising: the clamp comprises a clamp handle, a clamp nozzle, a fixed pipe and a rotating shaft;
the rotating shaft and the movable block are fixedly arranged; the rotating shaft is rotatably connected with two forceps handles; the forceps handles are fixedly provided with forceps mouths; the two clamp mouths form a circle; a clamping block is fixedly arranged on one side, close to the clamp mouth; the fixed pipe is fixedly arranged between the forceps handles by the rotating shaft; one side of the fixed pipe is provided with a first through hole; one side of the fixed pipe close to the clamping block is in threaded connection with a connecting pipe; a clamping groove is formed in one side, close to the fixed pipe, of the connecting pipe; a clamping groove is formed in one side, close to the connecting pipe, of the clamping block; one side of the fixed pipe close to the connecting pipe is provided with a step hole.
Further, the device also comprises a bottom plate; the bottom plate is fixedly provided with a guide rail; the guide rail is connected with a movable seat in a sliding manner; a square tube is fixedly arranged on the movable seat; the movable seat is rotatably connected with a screw rod inside the square tube; the movable seat is fixedly provided with a fixed seat; the fixed seat is rotatably connected with a connecting shaft; one side of the connecting shaft penetrating through the square tube is fixedly provided with a bevel gear I; a second bevel gear is fixedly installed on the screw; the first bevel gear is meshed with the second bevel gear; the square tube is connected with the movable block in a sliding manner; the movable block is in threaded connection with the screw; the bottom plate is fixedly provided with a slide rail; the slide rail is vertical to the guide rail; the sliding rail is connected with a sliding seat in a sliding manner; the sliding seat is rotatably connected with a rotating shaft; the rotating shaft is driven by a motor; the rotating shaft is fixedly provided with a rotating seat; the rotating seat is provided with an inner cavity; the inner cavity is rotatably connected with an intermediate shaft; four driving shafts are uniformly distributed in the inner cavity by taking the intermediate shaft as a circle center; the driving shaft and the intermediate shaft are both driven by bevel gears; the driving shafts are fixedly provided with rotating wheels; the rotating wheel is fixedly provided with a fixing belt; one end of the fixing band penetrates through the inner cavity and is fixedly installed with the rotating seat.
Further, the moving seat and the sliding seat are both provided with threaded holes; and the threaded hole is fixedly provided with a knob.
Further, the movable seat is fixedly provided with an illuminating lamp.
Furthermore, a tooth groove is formed in one side, close to the clamping block, of the clamping block; the tooth grooves are engaged.
Furthermore, the clamp handles are fixedly provided with fixed racks; the fixed racks are meshed with each other.
The utility model has the beneficial effects that:
the device for animal perfusion and fixation in the laboratory meets the requirement of animal perfusion and use in small animal experiment research, the perfusion puncture needle and the clamp-type fixing device are integrated to prevent the puncture needle from being overhung, and the inconvenience of fixing the perfusion needle in the traditional animal experiment is effectively overcome.
Drawings
The utility model will be further described with reference to the accompanying drawings.
FIG. 1 is an enlarged, fragmentary, schematic view of the present application;
FIG. 2 is a schematic perspective view of the present application;
fig. 3 is a partial structural schematic diagram of the present application.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
An apparatus for animal perfusion fixation for a laboratory, comprising: the clamp comprises a clamp handle 3, a clamp mouth, a fixed pipe 5 and a rotating shaft 1;
the rotating shaft 1 and the movable block 2 are fixedly arranged; the rotating shaft 1 is rotatably connected with two forceps handles 3; the forceps handles 3 are fixedly provided with forceps mouths; the two clamp mouths form a circle; a clamping block 4 is fixedly arranged on one side of the clamp mouth close to the clamp mouth; a fixed pipe 5 is fixedly arranged between the clamp handles 3 of the rotating shaft 1; one side of the fixed pipe 5 is provided with a first through hole 6; one side of the fixed pipe 5 close to the clamping block 4 is in threaded connection with a connecting pipe 7; a clamping groove 8 is formed in one side, close to the fixed pipe 5, of the connecting pipe 7; a clamping groove 9 is formed in one side, close to the connecting pipe 7, of the clamping block 4; one side of the fixed pipe 5 close to the connecting pipe 7 is provided with a stepped hole.
The using principle is explained below, firstly, the forceps mouth is opened through the forceps handle 3, the connecting pipe 7 is taken down, and if the puncture needle is provided with a side plate, the side plate is fixed through the clamping groove 8; if the puncture needle is not provided with a side plate, the puncture needle is fixed through the step hole, then the catheter is placed into the fixed tube 5 along the through hole I6, and then the forceps handle 3 is rotated to close the forceps mouth; the clamping block 4 fixes the column puncture needle through the clamping groove 9, so that the needle tube is prevented from deforming due to overlong puncture needle, then the movable block 2 is moved towards an experimental animal, such as a mouse, and then perfusion is carried out; the structure is simple to operate, and experimental operation can be completed by depending on one device.
Further, a bottom plate 10 is also included; the bottom plate 10 is fixedly provided with a guide rail; the guide rail is connected with a movable seat 11 in a sliding way; a square tube 14 is fixedly arranged on the movable seat 11; the movable seat 11 is rotatably connected with a screw 12 inside a square tube 14; the movable seat 11 is fixedly provided with a fixed seat; the fixed seat is rotationally connected with a connecting shaft 13; one side of the connecting shaft 13 penetrating through the square tube 14 is fixedly provided with a first bevel gear; a second bevel gear is fixedly arranged on the screw 12; the first bevel gear is meshed with the second bevel gear; the square tube 14 is connected with the movable block 2 in a sliding way; the movable block 2 is in threaded connection with the screw 12; the bottom plate 10 is fixedly provided with a slide rail; the slide rail is vertical to the guide rail; the slide rail is connected with a slide seat 15 in a sliding way; the sliding seat 15 is rotatably connected with a rotating shaft 1; the rotating shaft 1 is driven by a motor; a rotating seat 16 is fixedly arranged on the rotating shaft 1; the rotary base 16 has an inner cavity; the inner cavity is rotationally connected with an intermediate shaft; four driving shafts 17 are uniformly distributed in the inner cavity by taking the intermediate shaft as the circle center; the driving shaft 17 and the middle shaft are both driven by bevel gears; the driving shafts 17 are fixedly provided with rotating wheels 18; a fixing belt 19 is fixedly arranged on the rotating wheel 18; one end of the fixing belt 19 passes through the inner cavity and is fixedly installed with the rotating seat 16;
according to the mechanism, the experimental animal is placed on the rotary seat 16, one driving shaft 17 is rotated, and the other three driving shafts 17 can be controlled to rotate simultaneously through the middle shaft, so that the four fixing belts 19 are controlled to be loosened, then the limbs of the animal are placed between the fixing belts 19 and the buckles formed on the surface of the rotary seat 16, and then the driving shaft 17 is rotated, so that the experimental animal is fixedly installed on the rotary seat 16 through the fixing belts 19; the rotating base 16 can be rotated to a vertical state by a motor; then the movable block 2 is moved to approach the experimental animal; the horizontal position of the experimental animal can be adjusted by moving the sliding seat 15, the connecting shaft 13 is rotated, the connecting shaft 13 drives the screw rod 12 through the gear, and the screw rod 12 drives the movable block 2 to move up and down through threads, so that the needle point is aligned with the pouring position; the mechanism is convenient to operate, and misoperation caused by a large number of experiments or the problem of fishy smell of an operator is avoided, so that the experiments are failed.
Further, the movable seat 11 and the sliding seat 15 are both provided with threaded holes; the threaded hole is fixedly provided with a knob, and the knob is rotated to abut against the guide rail or the slide rail, so that the movable seat 11 is fixed with the sliding seat 15.
Further, the movable seat 11 is fixedly provided with an illuminating lamp, so that observation is facilitated.
Furthermore, a tooth groove is formed in one side, close to the clamping block 4, of the clamping block; the tooth sockets are meshed with each other, so that the contact area of the surface is increased, the friction force is improved, and the fixation is facilitated.
Furthermore, the clamp handles 3 are fixedly provided with fixed racks; the fixed racks are meshed with each other to prevent the forceps handle 3 from moving in a dislocation way.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. A laboratory apparatus for animal perfusion fixation, comprising: the clamp comprises a clamp handle (3), a clamp mouth, a fixed pipe (5) and a rotating shaft (1);
the rotating shaft (1) and the movable block (2) are fixedly arranged; the rotating shaft (1) is rotatably connected with two forceps handles (3); the forceps handles (3) are fixedly provided with forceps nozzles; the two clamp mouths form a circle; a clamping block (4) is fixedly arranged on one side, close to the forceps mouth; the rotating shaft (1) is fixedly provided with the fixed pipe (5) between the forceps handles (3); a first through hole (6) is formed in one side of the fixed pipe (5); one side of the fixed pipe (5) close to the clamping block (4) is in threaded connection with a connecting pipe (7); a clamping groove (8) is formed in one side, close to the fixed pipe (5), of the connecting pipe (7); a clamping groove (9) is formed in one side, close to the connecting pipe (7), of the clamping block (4); one side of the fixed pipe (5) close to the connecting pipe (7) is provided with a step hole.
2. The laboratory apparatus for animal perfusion fixation according to claim 1, further comprising a floor (10); the bottom plate (10) is fixedly provided with a guide rail; the guide rail is connected with a movable seat (11) in a sliding way; a square tube (14) is fixedly arranged on the movable seat (11); the moving seat (11) is rotatably connected with a screw rod (12) in the square tube (14); the movable seat (11) is fixedly provided with a fixed seat; the fixed seat is rotationally connected with a connecting shaft (13); one side of the connecting shaft (13) penetrating through the square pipe (14) is fixedly provided with a first bevel gear; a second bevel gear is fixedly arranged on the screw (12); the first bevel gear is meshed with the second bevel gear; the square tube (14) is connected with the movable block (2) in a sliding manner; the movable block (2) is in threaded connection with the screw rod (12); the bottom plate (10) is fixedly provided with a slide rail; the slide rail is vertical to the guide rail; the slide rail is connected with a slide seat (15) in a sliding way; the sliding seat (15) is rotatably connected with a rotating shaft (1); the rotating shaft (1) is driven by a motor; a rotating seat (16) is fixedly arranged on the rotating shaft (1); the rotary seat (16) is provided with an inner cavity; the inner cavity is rotatably connected with an intermediate shaft; four driving shafts (17) are uniformly distributed in the inner cavity by taking the intermediate shaft as a circle center; the driving shaft (17) and the middle shaft are both driven by bevel gears; the driving shafts (17) are fixedly provided with rotating wheels (18); the rotating wheel (18) is fixedly provided with a fixing belt (19); one end of the fixing belt (19) penetrates through the inner cavity and is fixedly installed with the rotating seat (16).
3. The laboratory apparatus for animal perfusion fixation according to claim 2, characterized in that the mobile seat (11) and the sliding seat (15) are provided with threaded holes; and the threaded hole is fixedly provided with a knob.
4. The laboratory apparatus for animal perfusion fixation according to claim 2, characterized in that the mobile seat (11) is fixedly mounted with a lighting lamp.
5. The laboratory apparatus for animal perfusion fixation according to claim 1, characterized in that the clamping block (4) is provided with a gullet on the side adjacent thereto; the tooth grooves are engaged.
6. The laboratory device for animal perfusion fixation according to claim 1, characterized in that the forceps handles (3) are each fixedly mounted with a fixed rack; the fixed racks are meshed with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122520333.5U CN216060847U (en) | 2021-10-19 | 2021-10-19 | Laboratory is with being used for animal to fill fixed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122520333.5U CN216060847U (en) | 2021-10-19 | 2021-10-19 | Laboratory is with being used for animal to fill fixed device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216060847U true CN216060847U (en) | 2022-03-18 |
Family
ID=80639981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122520333.5U Expired - Fee Related CN216060847U (en) | 2021-10-19 | 2021-10-19 | Laboratory is with being used for animal to fill fixed device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216060847U (en) |
-
2021
- 2021-10-19 CN CN202122520333.5U patent/CN216060847U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220318 |