CN213488978U - Disposable tissue puncture sampler - Google Patents
Disposable tissue puncture sampler Download PDFInfo
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- CN213488978U CN213488978U CN202021775678.4U CN202021775678U CN213488978U CN 213488978 U CN213488978 U CN 213488978U CN 202021775678 U CN202021775678 U CN 202021775678U CN 213488978 U CN213488978 U CN 213488978U
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- puncture
- sliding sleeve
- sampler
- sleeve core
- cannula
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Abstract
The utility model discloses a disposable tissue puncture sampler solves among the prior art to the beasts and birds raise in-process sample detection step operation inconvenient, can't directly sample to inside tissue, and the sample is inconvenient, and detection error is big, damages big technical problem to the animal. The utility model provides a disposable tissue puncture sampler, which comprises a puncture sleeve and a sliding sleeve core, wherein one end of the puncture sleeve is provided with a puncture needle head, the outer side wall of the other end is fixedly provided with a fixed handle, and the puncture sleeve and the sliding sleeve core are inserted and connected in an axially movable manner; a cutting sampling hole is arranged on the peripheral wall of the needle body of the puncture needle head close to the needle tip; one end of the sliding sleeve core is fixedly provided with a movable handle, the other end of the sliding sleeve core can be inserted into the inner cavity of the puncture cannula, and the length of the sliding sleeve core is more than or equal to that of the puncture cannula. Can be widely applied to the technical field of veterinary medical diagnosis instruments.
Description
Technical Field
The utility model relates to an animal doctor's medical diagnosis apparatus technical field specifically is disposable tissue puncture sampler.
Background
With the change of environment, diseases such as virus diseases, bacterial diseases, parasitic diseases and the like of the livestock and poultry occur during the livestock and poultry feeding process, and particularly, once the diseases occur during the livestock and poultry feeding process, the death and the yield of the livestock and poultry are reduced; if the quarantine detection is not timely, the disease can be spread on a large scale, and even the health and life safety of human beings can be harmed. Therefore, in the process of raising livestock and poultry, the real-time quarantine detection of common livestock and poultry viral diseases, bacterial diseases and parasitic diseases in a farm is very necessary.
Sampling detection steps in the livestock and poultry raising process are inconvenient to operate, internal tissues cannot be directly sampled, indirect secretion is adopted for detection sometimes because sampling is inconvenient, great detection errors can be caused, the diagnosis difficulty is increased, and missed diagnosis is easily caused for a large-scale pasture. For example, the mammary tissue samples of livestock and poultry are very important test materials for the study of the physiological function of mammary tissue and the diagnosis and treatment of mammary diseases. In the study of the lactation function of mammary tissue and the pathological examination of mammary tissue, a mammary tissue sample is often used. Sometimes even several repeated collections of samples in the same animal's mammary gland are required for control studies of different lactation stages. Currently, in actual production, no special instrument for biopsy sampling of breast tissue is found, and the samples are cut out by means of scissors. The traditional mammary gland sampling method has large damage area and much bleeding to the mammary tissue of animals, wastes time and labor, is easy to cause postoperative infection, and is very unfavorable for the collection of the mammary tissue sample of livestock. There is a need for a sampling device that is less traumatic to animals and easy to operate.
Disclosure of Invention
The utility model discloses shortcoming and not enough to exist among the prior art, the utility model provides a structure letter answers ingenious, easy and simple to handle, the cost of manufacture is low, the high security of the sample degree of accuracy is good, and to the little disposable tissue puncture sampler of animal damage.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a disposable tissue puncture sampler, which comprises a puncture sleeve and a sliding sleeve core, wherein one end of the puncture sleeve is provided with a puncture needle head, the outer side wall of the other end is fixedly provided with a fixed handle, and the puncture sleeve and the sliding sleeve core are inserted and connected in an axially movable manner; a cutting sampling hole is arranged on the peripheral wall of the needle body of the puncture needle head close to the needle tip;
one end of the sliding sleeve core is fixedly provided with a movable handle, the other end of the sliding sleeve core can be inserted into the inner cavity of the puncture cannula, and the length of the sliding sleeve core is more than or equal to that of the puncture cannula.
Preferably, the circumferential wall of the puncture needle body positioned at the cutting sampling hole is also provided with an oblique barb.
Preferably, a telescopic spring device sleeved on the sliding sleeve core is further connected between the puncture cannula and the sliding sleeve core, and when the movable handle is not pressed, the telescopic spring device is used for limiting the end part of the sliding sleeve core not to extend to the cutting sampling hole in the puncture cannula;
after sampling, the movable handle is pressed, the spring shrinkage device is compressed, the front end of the sliding sleeve core moves forwards in the inner cavity of the puncture sleeve, and a tissue sample in the puncture sleeve and at the cutting sampling hole can be pushed out.
Preferably, the puncture cannula transversely penetrates through the fixed handle, and the fixed handle is fixed on the outer side wall of the puncture cannula through injection molding and integral forming.
Preferably, the fixed handle of the puncture cannula is flat and is provided with a grip portion.
Preferably, the fixed handle is provided with an anti-slip strip.
Preferably, the fixed handles positioned at the two sides of the puncture cannula are respectively provided with a fastening part and/or a finger ring part.
Preferably, the sliding sheath core and the puncture cannula are both made of stainless steel.
The utility model provides a disposable tissue puncture sampler. The method has the following beneficial effects:
(1) the utility model discloses a disposable tissue puncture sampler simple structure is ingenious, low in cost of manufacture, sample accuracy, and little to the animal damage.
(2) The whole using process, namely the process of live body puncture sampling and sample taking, is high in comfort level of a sampler, stable in holding, convenient to pull and insert, high in use safety, capable of ensuring the accuracy and safety of sampling, reducing the damage degree to an animal body, effectively preventing the condition of falling off due to the movement of the animal body in the sampling process, strong in controllability, capable of further enabling the sampling operator to more conveniently, quickly and accurately sample the tissues of the animal body, and widely applicable to the sampling of the tissues of the animal body.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a front view schematic illustration of the puncture cannula of FIG. 1;
FIG. 3 is a schematic structural view of the bottom view of FIG. 2;
FIG. 4 is a schematic front view of the sliding core of FIG. 1;
fig. 5 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 6 is a front elevational view of the puncture cannula of FIG. 5;
fig. 7 is a schematic structural view of embodiment 3 of the present invention;
FIG. 8 is a front elevational view of the puncture cannula of FIG. 7.
In the figure: 1. the puncture needle comprises a puncture cannula, 2 parts of a sliding sleeve core, 3 parts of a puncture needle head, 4 parts of a fixed handle, 41 parts of a fastening part, 42 parts of a finger ring part, 5 parts of a movable handle, 6 parts of an oblique barb, 7 parts of a cutting sampling hole, 8 parts of a telescopic spring device and 9 parts of an anti-slip strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the present invention, unless otherwise expressly stated or limited, the terms "connected" and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection, or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example 1
Referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides a disposable tissue puncture sampler, which comprises a puncture sleeve 1 and a sliding sleeve core 2, wherein one end of the puncture sleeve 1 is provided with a puncture needle head 3, the outer side wall of the other end is fixedly provided with a fixed handle 4, and the puncture sleeve 1 and the sliding sleeve core 2 are inserted and connected in an axially movable manner; a cutting sampling hole 7 is arranged on the circumferential wall of the needle body of the puncture needle head 3 near the needle tip;
one end of the sliding sleeve core 2 is fixedly provided with a movable handle 5, the other end of the sliding sleeve core can be inserted into the inner cavity of the puncture cannula 1, and the length of the sliding sleeve core 2 is more than or equal to that of the puncture cannula 1, so that the tissue sample in the puncture cannula 1 can be conveniently pushed out through the sliding sleeve core 2, and the operation is simple, convenient and rapid.
Be located 7 departments of cutting sampling hole, slant barb 6 has still been seted up to the perisporium of 3 needle bodies of puncture syringe needle, further ensures the accurate swift of sample convenience, outwards extracts from the animal tissue the utility model discloses a during disposable tissue puncture sampler, can take out the tissue at required position through slant barb 6 is effective fast, the small scale sample, and little to the animal damage the utility model discloses a disposable tissue puncture sampler uses after disinfecting, can effectually avoid causing because the sample that the live body of animal is infected with the risk, because the wound area is little, can implement a lot of samples to the animal, guarantees the real-time accurate validity that epidemic prevention detected again.
Still connect between puncture sleeve 1 and the slip cover core 2 and be equipped with the expanding spring device 8 that cup joints on slip cover core 2, when not pressing removal handle 5 for the tip of restriction slip cover core 2 does not stretch to cutting thief hole 7 department in puncture sleeve 1, ensures to use and can effectively take off animal tissue sample quick accuracy through cutting thief hole 7 in the sampling process, reduces the injury many times to the animal.
The specific using process is as follows:
(1) biopsy puncture sampling: will the utility model discloses a puncture sleeve 1 of disposable tissue puncture sampler, assemble after 8 disinfections of slip cover core 2 and expanding spring device, when not pressing removal handle 5, a tip for limiting slip cover core 2 does not stretch cutting thief hole 7 department in puncture sleeve 1, through with puncture sleeve 1 insert treat the live body tissue of sample back, extract disposable tissue puncture sampler again fast, with this 3 epaxial slant barbs 6 of in-process puncture syringe needle, accurate swift takes off the tissue sample hook at the position of awaiting measuring, get into puncture sleeve 1's cutting thief hole 7 in, it is external along with puncture sleeve 1 takes out the animal.
(2) Taking out a sample: after the puncture cannula 1 is pulled out of the body, the spring-contracting device 6 is compressed by pressing the movable handle 5, the front end of the sliding sleeve core 2 moves forwards in the inner cavity of the puncture cannula 1, and the tissue sample in the puncture cannula 1 and at the cutting sampling hole can be pushed out for further analysis and detection. In the process, if the tissue sample in the puncture cannula 1 is not completely taken out at one time by pushing the sliding sleeve core 2, the movable handle 5 is stopped being pressed, the spring contracting device 6 rebounds to eject the sliding sleeve core 2, and then the movable handle 5 is squeezed to push the sliding sleeve core 2 to move forwards to completely take out the tissue sample in the puncture cannula 1; so can extrude removal handle 5 many times, take out the tissue sample in sliding sleeve core 2 completely, whole sample process convenient and fast is effective, the security is high.
The sliding sleeve core 2 and the puncture sleeve 1 are made of stainless steel materials, so that the puncture sleeve is convenient to manufacture and safe to use, the sampling accuracy and safety are ensured, and the damage degree to an animal body is reduced.
To sum up, the utility model discloses a disposable tissue puncture sampler simple structure is ingenious, and the cost of manufacture is low, the sample is accurate, and little to the animal damage. Whole process, live body puncture sample and sample taking process, the person's of taking a sample comfort level is high, it is firm to grip, and be convenient for pull out and insert, and the safety in utilization is high, and ensures the accuracy and the security of sample, reduces the damage degree to the animal body, prevents effectively that the condition that takes place to drop takes place because the removal of the in-process animal live body of taking a sample, and the controllability is strong, further makes the sample operator at the more convenient and fast accuracy of tissue sample process, but wide application in animal live body tissue sample.
Example 2
Referring to fig. 4-6, the present invention provides a technical solution: on the basis of embodiment 1, the structure and action principle of the same parts as those in embodiment 1 are not described in detail. The further optimized characteristic of this embodiment is that the fixed handle located on both sides of the puncture cannula 1 is respectively provided with a fastening part 41 and a finger ring part 42, when in use, a sampler fastens the middle finger and the finger ring part 42, and the forefinger fastens the fastening part 41, so as to further improve the holding comfort level of the sampling operator in the use process, and make the tissue sampling process more convenient, faster and accurate.
The specific using process is as follows:
(1) biopsy puncture sampling: the middle finger fastens the ring finger part 42 and the index finger fastens the fastening part 41, when the movable handle 5 is not pressed, the end part of the sliding sleeve core 2 is limited not to extend to the cutting sampling hole 7 in the puncture sleeve 1, after the puncture sleeve 1 is inserted into the living tissue to be sampled, the disposable tissue puncture sampler is quickly pulled out, the oblique barb 6 on the needle body of the puncture needle head 3 is accurately and quickly taken down, the tissue sample to be measured is taken down into the cutting sampling hole 7 of the puncture sleeve 1, and the animal body is taken out along with the puncture sleeve 1.
(2) Taking out a sample: after the puncture cannula 1 is pulled out of the body, the middle finger is tightly buckled with the ring finger part 42, the index finger is tightly buckled with the buckling part 41, the movable handle 5 is pressed, the spring shrinkage device 6 is compressed, the front end of the sliding sleeve core 2 moves forwards in the inner cavity of the puncture cannula 1, the tissue sample in the puncture cannula 1 can be pushed out, and further analysis and detection are carried out.
In the process, if the tissue sample in the puncture cannula 1 is not completely taken out at one time by pushing the sliding sleeve core 2, the movable handle 5 is stopped being pressed, the spring contracting device 6 rebounds to eject the sliding sleeve core 2, and then the movable handle 5 is squeezed to push the sliding sleeve core 2 to move forwards to completely take out the tissue sample in the puncture cannula 1; so can extrude removal handle 5 many times, take out the tissue sample in sliding sleeve core 2 completely, whole sample process convenient and fast is effective, the security is high.
To sum up, the utility model discloses a disposable tissue puncture sampler simple structure is ingenious, and the cost of manufacture is low, the sample is accurate, and little to the animal damage. Whole process, live body puncture sample and sample taking process, the person's of taking a sample comfort level is high, it is firm to grip, and be convenient for pull out and insert, and the safety in utilization is high, and ensures the accuracy and the security of sample, reduces the damage degree to the animal body, and the controllability is strong, prevents effectively that the condition that takes place to drop because the animal live body removes in the sample process from taking place, further makes the sample operator at the more convenient and fast accuracy of tissue sample process, but wide application in animal live body tissue sample.
For example, referring to fig. 7-8, in the embodiment 3, the fastening parts 41 are respectively disposed on the fixing handles at both sides of the puncture cannula 1, and when the middle finger fastens the fastening parts 41 during the use, the disposable tissue puncture sampler of the present invention can be realized.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The disposable tissue puncture sampler is characterized by comprising a puncture cannula and a sliding sleeve core, wherein one end of the puncture cannula is provided with a puncture needle head, the outer side wall of the other end of the puncture cannula is fixedly provided with a fixed handle, and the puncture cannula and the sliding sleeve core are inserted and connected in an axially movable manner; a cutting sampling hole is formed in the peripheral wall of the needle body of the puncture needle head, which is close to the needle tip;
one end of the sliding sleeve core is fixedly provided with a movable handle, the other end of the sliding sleeve core can be inserted into the inner cavity of the puncture cannula, and the length of the sliding sleeve core is more than or equal to that of the puncture cannula.
2. The disposable tissue-piercing sampler of claim 1, wherein the circumferential wall of the needle body of the piercing needle at the cutting sampling hole is further provided with an oblique barb.
3. The disposable tissue puncture sampler of claim 1, wherein a telescopic spring device sleeved on the sliding sleeve core is further connected between the puncture cannula and the sliding sleeve core, and is used for limiting the end part of the sliding sleeve core not to extend to the cutting sampling hole in the puncture cannula when the movable handle is not pressed;
after sampling is finished, the spring-contracting device is compressed by pressing the movable handle, and the front end of the sliding sleeve core moves forwards in the inner cavity of the puncture sleeve and can push out a tissue sample in the puncture sleeve and at the cutting sampling hole.
4. The disposable tissue puncture sampler of claim 1, wherein the puncture cannula extends transversely through the stationary handle, and the stationary handle is fixed to an outer sidewall of the puncture cannula by injection molding.
5. The disposable tissue puncture sampler of claim 4, wherein the stationary handle of the puncture cannula is flat and is provided with a grip.
6. The disposable tissue piercing sampler of claim 5, wherein the stationary handle is provided with a non-slip strip.
7. The disposable tissue puncture sampler of claim 4, wherein the fixing handles on both sides of the puncture cannula are respectively provided with a fastening part and/or a finger ring part.
8. The disposable tissue piercing sampler of claim 3, wherein the sliding core and the piercing cannula are both made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021775678.4U CN213488978U (en) | 2020-08-24 | 2020-08-24 | Disposable tissue puncture sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021775678.4U CN213488978U (en) | 2020-08-24 | 2020-08-24 | Disposable tissue puncture sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213488978U true CN213488978U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021775678.4U Active CN213488978U (en) | 2020-08-24 | 2020-08-24 | Disposable tissue puncture sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213488978U (en) |
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2020
- 2020-08-24 CN CN202021775678.4U patent/CN213488978U/en active Active
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