CN214965973U - Sheep ear tissue sampler - Google Patents
Sheep ear tissue sampler Download PDFInfo
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- CN214965973U CN214965973U CN202120682476.3U CN202120682476U CN214965973U CN 214965973 U CN214965973 U CN 214965973U CN 202120682476 U CN202120682476 U CN 202120682476U CN 214965973 U CN214965973 U CN 214965973U
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Abstract
The utility model relates to a sampling tool of living animal tissues, in particular to a sheep ear tissue sampler, which mainly comprises a clamp-type ear clamp, an ear tissue sampling tube and a sample collecting tube; the structure of the clamp-type ear clamp comprises 2 clamp handles, a power-assisted spring and a clamping plate, wherein a sampling tube fixing hole is formed in the center of the upper clamping plate; a collecting pipe fixing hole is arranged in the center of the lower clamping plate, and an internal thread is arranged in the collecting pipe fixing hole; the structure of ear tissue sampling pipe contains sampling pipe body, core bar, the body periphery is equipped with the baffle, sample collection pipe mouth of pipe outer wall be equipped with the collection pipe internal wall external screw thread of adaptation, can fix clamp plate hole below under the clamp-type ear clamp for collect the tissue sample of gathering. The utility model discloses convenient to carry, collector and collecting pipe are disposable, can prevent effectively that the sample from polluting, and operation safety and sanitation can improve sampling work efficiency, labour saving and time saving, economical and practical.
Description
Technical Field
The utility model relates to a sampling tool of live body animal tissue, especially a standardized, sanitation and hygiene of finished product, convenient operation efficient sheep ear tissue sample thief.
Background
In the related fields of animal science, molecular biology or cell biology, the sampling tool of living animal tissues is a common sampling tool used by medical, teaching or scientific research institutions for collecting living animal tissues, extracting RNA, DNA and protein and culturing animal cells. At present, commonly used tools are scissors, scalpels, ear scissors pincers and the like, live animal ear tissues are cut or cut for sampling, and then auxiliary tools such as tweezers are used for cleaning and storing the taken ear tissue samples. The existing tools have some obvious defects, on one hand, the tools cannot achieve standardized quantitative collection, the sampling wound surfaces of animals are different in size, on the other hand, the tissue samples are easily polluted and RNA is easily degraded in the operation process, if the tools are not assisted by auxiliary personnel, the sampling work is difficult to efficiently complete, time and labor are wasted, the efficiency is low, and the tissue samples are easily polluted and the sampling wound surfaces of the animals are easily infected. Therefore, it is necessary to develop a standardized, commercialized, low-cost, safe and sanitary sampler for sheep ear tissue.
Disclosure of Invention
An object of the utility model is to provide a convenient to carry, collector and collecting pipe are disposable, can prevent effectively that the sample from polluting, and sampling work efficiency, labour saving and time saving, economical and practical's sheep ear tissue sample thief can be improved to operation safety and sanitation.
The utility model relates to a sheep ear tissue sampler, which mainly comprises a clamp-type ear clamp, an ear tissue sampling tube and a sample collecting tube;
the structure of the clamp-type ear clamp comprises 2 clamp handles, a power-assisted spring and a clamp plate, wherein the 2 clamp handles are arranged in a crossed manner and hinged at a crossed point, the rear end of each clamp handle is a handle, the front end of each clamp handle is provided with the clamp plate which is an upper clamp plate and a lower clamp plate respectively, and a sampling tube fixing hole which is a round hole is arranged in the center of the upper clamp plate; a collecting pipe fixing hole is arranged in the center of the lower clamping plate, and an internal thread is arranged in the collecting pipe fixing hole;
the structure of the ear tissue sampling tube comprises a sampling tube body and a core bar, wherein a baffle is arranged on the periphery of the sampling tube body, the sampling tube body is a hollow tube, a needle tube cutter head is arranged on the lower part of the sampling tube body, the core bar is inserted from the upper part of the sampling tube body and can be pulled and slid up and down along the inner wall of the tube body, the needle tube cutter head is an oblique notch, and the edge of one circle is a cutting edge; the ear tissue sampling tube is inserted into the sampling tube fixing hole from the lower part of the upper clamping plate, and the baffle plate abuts against the lower edge of the upper clamping plate;
the outer wall of the pipe orifice of the sample collecting pipe is provided with an external thread matched with the internal thread of the collecting pipe fixing hole, and the sample collecting pipe can be fixed below the lower clamping plate and used for collecting collected tissue samples.
Preferably, the core rod is a hollow tube or a solid rod.
Preferably, the baffle is a round baffle or a square baffle; the upper clamping plate and the lower clamping plate are both circular plates or square plates.
Preferably, the upper end of the core rod is provided with a lifting handle.
The utility model discloses a concrete structural design can be: the long 21cm of pincers handle of pincers type ear clamp, pincers handle one end are the handle end, and the other end is connected with circular splint, and circular splint diameter is 3cm, and the centre of punch holder has 1 round hole, for the sampling pipe fixed orifices, and the diameter is 0.5cm, and the collecting pipe fixed orifices diameter of lower plate is 1cm, and collecting pipe fixed orifices inner wall is equipped with the screw thread, and with sample collecting pipe mouth of pipe specification size phase-match, can form a complete set use.
The tube body of the disposable ear tissue sampling tube is 4cm long, 0.5cm in diameter and the same as the diameter of the fixing hole of the sampling tube, and can be matched for use; the middle part of the tube body is provided with a circular baffle plate with the diameter of 2cm and the thickness of 0.1cm, the bottom end of the tube body is provided with a needle tube cutter head, the needle tube cutter head is 1cm long, the diameter size specification is matched with the tube body, the length of the core rod is 5.5cm, the diameter of the core rod is 0.5cm, the core rod penetrates through the upper port of the tube body, can penetrate through the whole tube body and is used for pressing out an ear tissue sample in the tube body.
The sample collecting pipe is a cylindrical tubular structure with the length of 3cm, the outer wall of the pipe opening is threaded, the sample collecting pipe is matched with the internal thread specification and size of the clamp-type ear clamp lower clamping plate, and the sample collecting pipe can be used in a matched mode and is fixed below a clamp plate hole of the clamp-type ear clamp lower clamping plate and used for collecting collected tissue samples.
The external dimension of the sheep ear tissue sampler is as follows: the length of the clamp-type ear clamp is 24cm, the length of the disposable ear tissue sampling tube is 5cm, the length of the sample collection tube is 3cm, and the total weight is as follows: 0.2 kg. Is suitable for quantitatively collecting living ear tissue samples of different sheep varieties (strains). Vertically downwards arranging the end of a needle tube tool bit of the disposable ear tissue sampling tube, and enabling the top of the disposable ear tissue sampling tube to pass through a round hole from the lower part of the round hole of the upper clamping plate of the pincer-type ear clamp until a round handle of the disposable ear tissue sampling tube contacts the upper clamping plate; and (3) butting and rotationally fixing the pipe orifice of the sample collecting pipe filled with the tissue preservation buffer solution with the annular nut structure of the clamp-type ear clip lower clamping plate. After assembling the sheep ear tissue sampler, only the sheep is fixed, the sheep ear is placed between two clamping plates after a sheep ear sampling area is selected, after a needle tube tool bit of the tissue sampling tube is aligned with the sampling area, a clamp-type ear clamp handle is held by hand with strength to finish tissue circular cutting collection, a core rod of the disposable ear tissue sampling tube is pressed downwards at the moment, a tissue sample in the tissue sampling tube is extruded to directly enter a buffer solution in the sample collection tube, the tissue sample collection is finished, a new disposable ear tissue sampling tube and a new sample collection tube are replaced, and next sampling work is carried out. The whole sampling process is simple to operate, safe and sanitary. The utility model discloses possible effective quick save of live body tissue sample, furthest avoids the pollution of tissue sample and the cross infection between the sheep only, and is quick laborsaving, high-efficient, especially continuous sampling operation, saves the cleaning and disinfection procedure to the sampling tool, and sample collection is simple and convenient in addition, gets into the buffer solution in the very short time, avoids polluting and degrading, improves the efficiency that the forage grass sample was gathered.
Compared with the prior art, the utility model is suitable for a under various environmental conditions, for example indoor, outdoor and field etc, the utility model provides a sheep ear tissue sampler, collector and collecting pipe are disposable, have convenient to carry, easy operation, high efficiency, safety and sanitation, the surface of a wound is little, advantages such as practicality are strong, alone can independently accomplish instrument equipment, sample collection work, be one kind can satisfy relevant neighborhood medical treatment such as animal science, molecular biology or cell biology, teaching or scientific research mechanism demand standardization, productization, improve sampling work efficiency greatly, be a labour saving and time saving, economical and practical's special live body sheep ear tissue sampling instrument.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a perspective view of the upper splint of fig. 1.
Fig. 3 is a schematic structural view of the lower splint of fig. 1.
Fig. 4 is a schematic structural view of the ear tissue sampling tube in fig. 1.
Fig. 5 is a schematic sectional structure view in fig. 4.
FIG. 6 is a schematic sectional view of the connection between the lower plate and the sample collection tube shown in FIG. 1.
Shown in the figure: 1 is the handle, 2 is the pincers handle, 3 is helping hand spring, 4 is the articulated shaft, 5 is ear tissue sampling pipe, 6 is the punch holder, 7 is the baffle, 8 is the lower plate, 9 is the sample collecting pipe, 10 is the sampling pipe fixed orifices, 11 is the collecting pipe fixed orifices, 12 is for carrying the pull handle, 13 is the core bar, 14 is the sampling pipe body, 15 is the needle tubing tool bit, 16 is the blade, 17 is buffer solution.
Detailed Description
Example 1:
referring to the attached drawings, the sheep ear tissue sampler is a schematic structural diagram of the embodiment of the utility model and mainly comprises a clamp-type ear clamp, an ear tissue sampling tube 5 and a sample collecting tube 9;
the structure of the clamp-type ear clamp comprises 2 clamp handles 2, a power-assisted spring 3 and a clamp plate, wherein the 2 clamp handles 2 are arranged in a crossed manner and hinged at a crossed point, the rear end of each clamp handle 2 is provided with a handle 1, the front end of each clamp handle 2 is provided with the clamp plate which is an upper clamp plate 6 and a lower clamp plate 8 respectively, and a sampling tube fixing hole 10 which is a circular hole is arranged in the center of the upper clamp plate 6; a collecting pipe fixing hole 11 is formed in the center of the lower clamping plate 8, and internal threads are formed in the collecting pipe fixing hole 11;
the structure of the ear tissue sampling tube 5 comprises a sampling tube body 14 and a core rod 13, wherein a baffle 7 is arranged on the periphery of the sampling tube body 14, the sampling tube body 14 is a hollow tube, a needle tube cutter head 15 is arranged at the lower part of the sampling tube body, the core rod 13 is inserted from the upper part of the sampling tube body 14 and can be drawn and slid up and down along the inner wall of the tube body, the needle tube cutter head 15 is an oblique notch, and a circle of edge is a cutting edge 16; the ear tissue sampling tube 5 is inserted into the sampling tube fixing hole 10 from the lower part of the upper splint 6, and the baffle 7 abuts against the lower edge of the upper splint 6;
the outer wall of the pipe orifice of the sample collecting pipe 9 is provided with an external thread matched with the internal thread of the collecting pipe fixing hole 11, and the sample collecting pipe 9 can be fixed below the lower clamping plate 8 and used for collecting collected tissue samples.
The core rod 13 is a solid rod, the baffle 7 is a circular baffle, and the upper clamping plate 6 and the lower clamping plate 8 are both circular plates.
The utility model discloses a combination mode uses, before the use, inserts the round hole on the punch holder from bottom to top with disposable ear tissue sampling pipe earlier, and the sampling pipe fixed orifices promptly contacts the punch holder and inserts tightly until the baffle, will fill the sample collecting pipe mouth of pipe that the buffer solution was preserved to the tissue again, with lower plate sampling pipe fixed orifices butt joint, rotatory fixed, the equipment is accomplished.
After the sheep ear tissue sampler is assembled, only the sheep is fixed, after the sheep ear sampling area is selected, the sheep ear is placed between two clamping plates, the needle tube tool bit of the tissue sampling tube is aligned to the sampling area, the clamp-type ear clamp handle is held between hands by force, tissue circular cutting collection is completed, the core rod in the ear tissue sampling tube is pressed downwards, the tissue sample in the tissue sampling tube is extruded to directly enter a buffer solution in the sample collecting tube, tissue sample collection is completed, a new disposable ear tissue sampling tube and a new sample collecting tube are replaced, and next sampling work is carried out. One person can independently complete tool assembly and sample collection.
The utility model provides a sheep ear tissue sampler has convenient to carry, easy operation, high efficiency, safety and sanitation, the surface of a wound is little, the practicality is strong advantage, and alone can independently accomplish instrument equipment, sample acquisition work, is one kind and can satisfy relevant neighborhood medical treatment such as animal science, molecular biology or cell biology, teaching or scientific research institution demand's standardization, productization, easy operation, low price, economical and practical's special live body sheep ear tissue sampling instrument.
Example 2:
compared with example 1, the difference lies in: the core rod 13 is a hollow tube. The baffle 7 is a square baffle; the upper clamping plate 6 and the lower clamping plate 8 are both square plates.
Example 3:
compared with example 1, the difference lies in: the upper end of the core bar 13 is provided with a lifting handle 12.
Claims (5)
1. A sheep ear tissue sampler is characterized by mainly comprising a clamp-type ear clamp, an ear tissue sampling tube and a sample collecting tube;
the structure of the clamp-type ear clamp comprises 2 clamp handles, a power-assisted spring and a clamp plate, wherein the 2 clamp handles are arranged in a crossed manner and hinged at a crossed point, the rear end of each clamp handle is a handle, the front end of each clamp handle is provided with the clamp plate which is an upper clamp plate and a lower clamp plate respectively, and a sampling tube fixing hole which is a round hole is arranged in the center of the upper clamp plate; a collecting pipe fixing hole is arranged in the center of the lower clamping plate, and an internal thread is arranged in the collecting pipe fixing hole;
the structure of the ear tissue sampling tube comprises a sampling tube body and a core rod, wherein a baffle is arranged on the periphery of the tube body, the sampling tube body is a hollow tube, a needle tube cutter head is arranged on the lower part of the sampling tube body, the core rod is inserted from the upper part of the sampling tube body and can be pulled and slid up and down along the inner wall of the tube body, the needle tube cutter head is an oblique notch, and the edge of one circle is a cutting edge; the ear tissue sampling tube is inserted into the sampling tube fixing hole from the lower part of the upper clamping plate, and the baffle plate abuts against the lower edge of the upper clamping plate;
the outer wall of the pipe orifice of the sample collecting pipe is provided with an external thread matched with the internal thread of the collecting pipe fixing hole, and the sample collecting pipe can be fixed below the lower clamping plate and used for collecting collected tissue samples.
2. The sheep ear tissue sampler as claimed in claim 1 wherein the core rod is a hollow tube or a solid rod.
3. The sheep ear tissue sampler as claimed in claim 1 or 2, wherein the baffle is a circular baffle, or a square baffle; the upper clamping plate and the lower clamping plate are both circular plates or square plates.
4. The sheep ear tissue sampler as claimed in claim 1 or 2, wherein the upper end of the core rod is provided with a lifting handle.
5. The sheep ear tissue sampler as claimed in claim 3 wherein the core rod is provided with a lifting handle at its upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120682476.3U CN214965973U (en) | 2021-04-02 | 2021-04-02 | Sheep ear tissue sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120682476.3U CN214965973U (en) | 2021-04-02 | 2021-04-02 | Sheep ear tissue sampler |
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| Publication Number | Publication Date |
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| CN214965973U true CN214965973U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120682476.3U Active CN214965973U (en) | 2021-04-02 | 2021-04-02 | Sheep ear tissue sampler |
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| CN (1) | CN214965973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117757610A (en) * | 2023-12-22 | 2024-03-26 | 石家庄博瑞迪生物技术有限公司 | Sample retention method and device based on DNA tissue sampling |
-
2021
- 2021-04-02 CN CN202120682476.3U patent/CN214965973U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117757610A (en) * | 2023-12-22 | 2024-03-26 | 石家庄博瑞迪生物技术有限公司 | Sample retention method and device based on DNA tissue sampling |
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