CN209808413U - Puncture collection needle tube structure capable of rapidly storing pathological specimens - Google Patents
Puncture collection needle tube structure capable of rapidly storing pathological specimens Download PDFInfo
- Publication number
- CN209808413U CN209808413U CN201920157037.3U CN201920157037U CN209808413U CN 209808413 U CN209808413 U CN 209808413U CN 201920157037 U CN201920157037 U CN 201920157037U CN 209808413 U CN209808413 U CN 209808413U
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- China
- Prior art keywords
- needle
- screw rod
- needle tube
- cap
- tube structure
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Abstract
The utility model discloses a swift puncture collection needle tubing structure of preserving pathological specimen, including the needle tubing, the one end of needle tubing is provided with the syringe needle seat, and the outside of syringe needle seat is provided with the syringe needle cap, the outside that syringe needle one end was kept away from to the syringe needle cap is provided with first syringe needle. The utility model discloses install the screw rod, through screw rod and two sets of internal thread arc, two sets of slider cooperations are used, make at the in-process to pathology collection, can drive the rubber buffer through rotatory threaded rod and remove, carry out accurate extraction to pathology sample solution, and through the setting of smooth surface on the screw rod, make smooth surface when the internal thread backplate, the screw rod can drag, directly extract sample solution, the functionality of device has been improved, in addition, utilize the screw rod to drag the in-process and use with the screw-thread fit on the slider, can carry on spacingly to the screw rod, avoid leading to the screw rod to cause the extrusion to the rubber buffer because of touching, the safe storage of sample has been ensured.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a puncture collection needle tube structure for rapidly storing pathological specimens.
Background
In order to truly reflect the morphological characteristics of a certain disease at different periods and different degrees, the collection of pathological specimens is required to ensure the authenticity and persuasiveness of the detection result, while the collection process of pathological specimens is generally carried out by adopting a puncture collection needle tube, but the traditional puncture collection needle tube mostly adopts medical personnel to pull a connecting rod to drive a rubber plug to move in the use process, negative pressure is formed in the needle tube to collect pathological specimens, the collection amount of the pathology cannot be accurately controlled by adopting a pulling mode, the fixing of the position of the connecting rod cannot be ensured after the extraction is finished, the movement of the connecting rod is easy to cause in the process of manual touch, the specimen in the needle tube can flow out and leak, the practicability is lower, and because the aperture of the needle head is smaller in the extraction process, the extraction rate of the pathological specimen cannot be increased, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a swift puncture collection needle tube structure of preserving pathological specimen to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a puncture collection needle tube structure for rapidly storing pathological specimens comprises a needle tube, wherein one end of the needle tube is provided with a needle head seat, the outer side of the needle head seat is provided with a needle head cap, the outer side of the needle head cap, which is far away from one end of the needle tube, is provided with a first needle head, the first needle head is rotationally connected with the needle head cap, a second needle head is arranged on the needle head cap inside the first needle head, one end, which is far away from the needle head cap, of the outer side of the first through hole is symmetrically provided with a first through hole matched with the first through hole, one end, which is close to the needle head seat, inside the needle tube is provided with a rubber plug, one end, which is far away from the needle head seat, of the rubber plug is provided with a limiting groove, the inside of the limiting groove is provided with a limiting block, a screw rod is arranged on the limiting block, the one end that the rubber buffer was kept away from to the screw rod is provided with the dragging piece, the one end symmetry that the syringe needle seat was kept away from in the needle tubing outside is provided with the fixed plate, and all is provided with the spout on the fixed plate, the inside of spout all is provided with the slider, and the slider all is provided with the screw thread near one side of screw rod, the inside one end symmetry that is close to the fixed plate of needle tubing is provided with the internal thread arc.
Preferably, the inner side of the needle cap is provided with a sealing ring.
Preferably, the outer side of the needle tube is provided with a solution scale mark.
Preferably, the bottom of slider all is provided with the rubber pad, and all is provided with the fixed block on the slider.
Preferably, one end of the dragging block, which is far away from the screw rod, is provided with a protective pad, and the anti-slip pads are all provided with anti-slip lines.
Preferably, three groups of first through holes are symmetrically arranged on the second needle head, and the distances between the adjacent first through holes are the same.
Compared with the prior art, the beneficial effects of the utility model are that: the puncture collection needle tube structure for rapidly storing pathological specimens is provided with a screw rod, the screw rod is matched with two groups of inner thread arc-shaped plates and two groups of sliding blocks for use, so that a rubber plug can be driven to move by rotating a threaded rod in the process of pathological collection, pathological specimen solution can be accurately extracted, and when a smooth surface faces an inner thread protective plate, the screw rod can be dragged to directly extract the specimen solution by utilizing the smooth surface on the screw rod, the functionality of the puncture collection needle tube is improved, in addition, the puncture collection needle tube structure is matched with threads on the sliding blocks for use in the dragging process of the screw rod and can limit the screw rod, the extrusion of the screw rod on the rubber plug caused by touch is avoided, the safe storage of the specimens is ensured, the arrangement of a second through hole on a first needle head is matched with the first through hole on a second needle head for use, so that the extraction rate of the specimens can be increased in the extraction process of, the sample extraction time is saved.
Drawings
Fig. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
FIG. 3 is a schematic view of the needle cover mechanism of the present invention;
fig. 4 is a schematic view of the screw structure of the present invention.
In the figure: 1. a first needle; 2. a first through hole; 3. a second needle; 4. a needle head cap; 5. a needle head seat; 6. a needle tube; 7. a rubber plug; 8. a limiting groove; 9. a limiting block; 10. a screw; 11. a smooth surface; 12. an inner threaded arc plate; 13. a fixing plate; 14. dragging the block; 15. a chute; 16. a slider; 17. a thread; 18. a second via.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a puncture needle tube structure for rapidly storing pathological specimens comprises a needle tube 6, wherein one end of the needle tube 6 is provided with a needle head seat 5, the outer side of the needle head seat 5 is provided with a needle head cap 4, the outer side of the needle head cap 4, which is far away from one end of the needle tube 6, is provided with a first needle head 1, the first needle head 1 is rotationally connected with the needle head cap 4, the needle head cap 4 inside the first needle head 1 is provided with a second needle head 3, the end, which is far away from the needle head cap 4, outside the first through hole 2 is symmetrically provided with a first through hole 2, the first needle head 1 is symmetrically provided with a second through hole 18 matched with the first through hole 2, one end, which is close to the needle head seat 5, inside the needle tube 6 is provided with a rubber plug 7, one end, which is far away from the needle head seat 5, of the rubber plug 7 is provided with a limiting groove 8, the, and the one end that the rubber buffer 7 is kept away from to the screw rod 10 extends to the outside of needle tubing 6, the one end that the rubber buffer 7 is kept away from to the screw rod 10 is provided with dragging piece 14, the one end symmetry that the syringe needle seat 5 is kept away from in the needle tubing 6 outside is provided with fixed plate 13, and all be provided with spout 15 on the fixed plate 13, the inside of spout 15 all is provided with slider 16, and slider 16 all is provided with screw thread 17 near one side of screw rod 10, the inside one end symmetry that is close to fixed plate 13 of needle tubing 6 is provided.
In this implementation: the inboard of syringe needle cap 4 is provided with the sealing washer, the outside that has improved sealed effect needle tubing 6 between syringe needle cap 4 and syringe needle seat 5 is provided with the solution scale mark, be convenient for survey how much of extraction sample, the bottom of slider 16 all is provided with the rubber pad, and all be provided with the fixed block on the slider 16, the location effect of slider 16 has been improved, and make things convenient for slider 16's slip, the one end that screw rod 10 was kept away from to dragging piece 14 is provided with the protection pad, and all be provided with anti-skidding line on the anti-skidding pad, make things convenient for pulling and pressing of screw rod 10, first through-hole 2 symmetry on the second syringe needle 3 is provided with three groups, and the distance between the adjacent first through-hole 2 is the same.
The working principle is as follows: when the needle cap 4 is inserted into the needle head seat 5, when a sample needs to be accurately extracted, the sliding block 16 in the sliding groove 15 is pushed to move, the thread 17 on the sliding block 16 is attached to the screw rod 10, then the pulling block 14 is rotated to drive the screw rod 10 to move, because the position of the inner thread arc plate 12 and the position of the sliding block 16 are fixed, the screw rod 10 drives the rubber plug 7 to move, negative pressure is formed in the needle tube 6, the pathological sample is extracted, when the sample does not need to be accurately extracted, the sliding block 16 is slid into the sliding groove 15, the screw rod 10 is rotated to enable the smooth surface 11 on the screw rod 10 to face the inner thread arc plate 12, then the pulling block 14 is directly pulled to drive the rubber plug 7 at one end of the screw rod 10 to move, the pathological sample is extracted, after the extraction is finished, the sliding block 16 is pushed to attach the thread 17 on the sliding block 16 to the side, carry out spacingly to screw rod 10, when extracting comparatively gluing thick pathology sample of dress, rotate first needle 1, correspond second through-hole 18 and first through-hole 2, enlarge the entry port, increase the extraction rate of pathology sample.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a swift puncture collection needle tube structure of preserving pathology sample, includes needle tube (6), its characterized in that: one end of the needle tube (6) is provided with a needle seat (5), the outer side of the needle seat (5) is provided with a needle cap (4), the outer side of the needle cap (4) far away from one end of the needle tube (6) is provided with a first needle (1), the first needle (1) is rotationally connected with the needle cap (4), a second needle (3) is arranged on the needle cap (4) inside the first needle (1), one end of the first through hole (2) outside far away from the needle cap (4) is symmetrically provided with a first through hole (2), a second through hole (18) matched with the first through hole (2) is symmetrically arranged on the first needle (1), one end of the needle tube (6) inside close to the needle seat (5) is provided with a rubber plug (7), one end of the rubber plug (7) far away from the needle seat (5) is provided with a limiting groove (8), the inside of the limiting groove (8) is provided with a limiting block (9), and be provided with screw rod (10) on stopper (9), the outside symmetry of screw rod (10) is provided with smooth surface (11), and screw rod (10) keep away from the one end of rubber buffer (7) and extend to the outside of needle tubing (6), the one end that rubber buffer (7) were kept away from in screw rod (10) is provided with dragging piece (14), the one end symmetry of keeping away from syringe needle seat (5) in the needle tubing (6) outside is provided with fixed plate (13), and all is provided with spout (15) on fixed plate (13), the inside of spout (15) all is provided with slider (16), and slider (16) all is provided with screw thread (17) near one side of screw rod (10), the inside one end symmetry that is close to fixed plate (13) of needle tubing (6) is provided with internal thread arc (12).
2. The puncture collection needle tube structure for rapidly storing pathological specimens according to claim 1, which is characterized in that: the inner side of the needle head cap (4) is provided with a sealing ring.
3. The puncture collection needle tube structure for rapidly storing pathological specimens according to claim 2, characterized in that: the outer side of the needle tube (6) is provided with solution scale marks.
4. The puncture collection needle tube structure for rapidly storing pathological specimens according to claim 1, which is characterized in that: the bottom of the sliding block (16) is provided with a rubber pad, and the sliding block (16) is provided with a fixed block.
5. The puncture collection needle tube structure for rapidly storing pathological specimens according to claim 1, which is characterized in that: one end of the dragging block (14) far away from the screw rod (10) is provided with a protective pad, and the anti-slip pads are all provided with anti-slip lines.
6. The puncture collection needle tube structure for rapidly storing pathological specimens according to claim 1, which is characterized in that: the first through holes (2) on the second needle head (3) are symmetrically provided with three groups, and the distances between the adjacent first through holes (2) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920157037.3U CN209808413U (en) | 2019-01-30 | 2019-01-30 | Puncture collection needle tube structure capable of rapidly storing pathological specimens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920157037.3U CN209808413U (en) | 2019-01-30 | 2019-01-30 | Puncture collection needle tube structure capable of rapidly storing pathological specimens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209808413U true CN209808413U (en) | 2019-12-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920157037.3U Expired - Fee Related CN209808413U (en) | 2019-01-30 | 2019-01-30 | Puncture collection needle tube structure capable of rapidly storing pathological specimens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209808413U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588418A (en) * | 2020-04-17 | 2020-08-28 | 尹艳华 | Cell puncture needle for pathology examination |
| CN112472239A (en) * | 2020-11-27 | 2021-03-12 | 董淑君 | Intracardiac branch of academic or vocational study puncture subassembly and intracardiac branch of academic or vocational study piercing depth |
-
2019
- 2019-01-30 CN CN201920157037.3U patent/CN209808413U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588418A (en) * | 2020-04-17 | 2020-08-28 | 尹艳华 | Cell puncture needle for pathology examination |
| CN112472239A (en) * | 2020-11-27 | 2021-03-12 | 董淑君 | Intracardiac branch of academic or vocational study puncture subassembly and intracardiac branch of academic or vocational study piercing depth |
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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 |
Granted publication date: 20191220 Termination date: 20210130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |