CN204033381U - A kind of single use biopsy needle - Google Patents
A kind of single use biopsy needle Download PDFInfo
- Publication number
- CN204033381U CN204033381U CN201420351853.5U CN201420351853U CN204033381U CN 204033381 U CN204033381 U CN 204033381U CN 201420351853 U CN201420351853 U CN 201420351853U CN 204033381 U CN204033381 U CN 204033381U
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- China
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- closing member
- nook closing
- lower casing
- upper casing
- casing
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Abstract
The utility model discloses a kind of single use biopsy needle, comprise upper casing, lower casing, nook closing member draw piece is provided with between described upper casing and lower casing, nook closing member is provided with in described nook closing member draw piece, described nook closing member draw piece inside is provided with guide pillar and fixes nook closing member, on described nook closing member, cover has main stage clip, described main stage clip directly connects buffer substrate tablet, described nook closing member is nested with fixing needle tubing, the arranged outside of described upper casing or lower casing has safety switch, and described safety switch is connected on corresponding upper casing or lower casing by button spring.This utility model overall structure is simple, and is easy to stretch; Nook closing member after the stretch, safety switch can prevent needle tubing from pulling the trigger under unsafe conditions, only after medical personnel correctly find destination organization thing and confirmation can be pulled the trigger, after only pushing safety switch aside, biopsy needle could be pulled the trigger and carry out tissue cutting actions, ensure that the accuracy that disposable percussion is cut and safety, alleviate patient's burden, avoid because the generation of the malpractice caused is pulled the trigger in maloperation.
Description
Technical field
This utility model relates to medical apparatus and instruments, particularly a kind of single use biopsy needle.
Background technology
Biopsy needle is a kind of medical apparatus and instruments, be widely used in percutaneous in health and obtain tissue, be applicable to the multiple organs such as kidney, liver, lung, mammary gland, thyroid, prostate, pancreas, testis, uterus, ovary, body surface, can be used for the living tissue sampling of cone tumor and not clear kind of tumor etc., draw cell.
Clinically, when checking for tumour patient, in order to determine the character of tumor, need to get some living tissues with biopsy needle from disease sites.The method that past traditional tissue biopsy adopts is surgical incision method, will taking-up be organized to carry out biopsy by operation, this method exist wound face greatly, costly, the painful large shortcoming of patient.In recent years, biopsy mainly adopts biopsy needle, this biopsy needle is made up of needle body, needle stand and nook closing member, nook closing member inserts in needle body from needle stand, and the end of nook closing member is shaped with cutting groove, the end bevel of needle tubing, become blade-like otch, take out tissue with this biopsy needle, wound face is little, and biopsy success rate is high.But existing biopsy needle is when cutting tissue operates; often appear in when not finding corresponding organizing or find corresponding tissue but doctor does not make adequate preparation time; just accidentally pull the trigger biopsy needle; cause not getting destination organization; need repeatedly correctly to take out corresponding tissue substance; thus increase the misery of patient, and affect successive treatment effect, even produce great malpractice.
Summary of the invention
For solving the problem, the purpose of this utility model is to provide a kind of single use biopsy needle, prevents from pulling the trigger when not hitting tissue substance, only need pull the trigger and once correctly can take out tissue substance.
The technical scheme that the invention for solving the technical problem adopts is:
A kind of single use biopsy needle, comprise upper casing, lower casing, nook closing member draw piece is provided with between described upper casing and lower casing, be provided with nook closing member in described nook closing member draw piece, described nook closing member draw piece inside is provided with guide pillar and fixes nook closing member, and on described nook closing member, cover has main stage clip, described main stage clip directly connects buffer substrate tablet, described nook closing member is nested with fixing needle tubing, and the arranged outside of described upper casing or lower casing has safety switch, and described safety switch is connected on corresponding upper casing or lower casing by button spring.
Further, described upper casing and lower casing are also provided with dismountable protecting tube for the protection of needle tubing and nook closing member.
Further, be also provided with needle tubing seat between described upper casing and lower casing, described needle tubing seat is passed by nook closing member hollow, and described needle tubing is fixed in needle tubing seat.
Further, described upper casing and lower casing are all designed with the earrings for stretching.
The beneficial effects of the utility model are:
This utility model adopts a kind of single use biopsy needle, arranges nook closing member draw piece between upper lower casing, and overall structure is simple, and is easy to stretch; Nook closing member after the stretch, safety switch can prevent needle tubing from pulling the trigger under unsafe conditions, only after medical personnel correctly find destination organization thing and confirmation can be pulled the trigger, after only pushing safety switch aside, biopsy needle could be pulled the trigger and carry out tissue cutting actions, ensure that the accuracy that disposable percussion is cut and safety, alleviate patient's burden, avoid because the generation of the malpractice caused is pulled the trigger in maloperation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the utility model is described in further detail.
Fig. 1 is internal view of the present utility model;
Fig. 2 is contour structures schematic diagram of the present utility model.
Detailed description of the invention
With reference to described in Fig. 1, the invention provides a kind of single use biopsy needle, comprise upper casing 4, lower casing 10, nook closing member draw piece 7 is provided with between described upper casing 4 and lower casing 10, nook closing member 2 is provided with in described nook closing member draw piece 7, described nook closing member draw piece 7 inside is provided with guide pillar 8 and fixes nook closing member 2, on described nook closing member 2, cover has main stage clip 6, described main stage clip 6 directly connects buffer substrate tablet 5, described nook closing member 2 is nested with fixing needle tubing 1, the arranged outside of described upper casing 4 or lower casing 10 has safety switch 11, described safety switch 11 is connected on corresponding upper casing 4 or lower casing 10 by button spring 12.
In order to protect nook closing member 2 and needle tubing 1, described upper casing 4 and lower casing 10 are also provided with dismountable for the protection of the protecting tube 3 of needle tubing 1 with nook closing member 2.
In order to fixing needle tubing 1, between described upper casing 4 and lower casing 10, be also provided with needle tubing seat 9, described needle tubing seat 9 is passed by nook closing member 2 hollow, and described needle tubing 1 is fixed in needle tubing seat 9.
With reference to shown in Fig. 2, in order to the convenience stretched, described upper casing 4 with lower casing 10 are all designed with the earrings 13 for stretching, the design of described earrings 13 meets the needs of staff stretching.
This utility model in use, after draw piece 7 stretches, namely safety switch 11 can opened, at draw piece 7 to when pushing back, safety switch 11 can prevent percussion when not chosen tissue substance, just can pull the trigger after only pushing safety switch 11 aside after having chosen, ensure disposable extraction success tissue substance.
The above, just preferred embodiment of the present utility model, this utility model is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present utility model with identical means, all should belong to protection domain of the present utility model.
Claims (4)
1. a single use biopsy needle, it is characterized in that, comprise upper casing (4), lower casing (10), nook closing member draw piece (7) is provided with between described upper casing (4) and lower casing (10), nook closing member (2) is provided with in described nook closing member draw piece (7), described nook closing member draw piece (7) inside is provided with the fixing nook closing member (2) of guide pillar (8), the upper cover of described nook closing member (2) has main stage clip (6), described main stage clip (6) directly connects buffer substrate tablet (5), described nook closing member (2) is nested with fixing needle tubing (1), the arranged outside of described upper casing (4) or lower casing (10) has safety switch (11), described safety switch (11) is connected on corresponding upper casing (4) or lower casing (10) by button spring (12).
2. single use biopsy needle according to claim 1, is characterized in that, described upper casing (4) and lower casing (10) are also provided with dismountable for the protection of the protecting tube (3) of needle tubing (1) with nook closing member (2).
3. single use biopsy needle according to claim 1, it is characterized in that, also be provided with needle tubing seat (9) between described upper casing (4) and lower casing (10), described needle tubing seat (9) is passed by nook closing member (2) hollow, and described needle tubing (1) is fixed in needle tubing seat (9).
4. single use biopsy needle according to claim 1, is characterized in that, described upper casing (4) and lower casing (10) is all designed with the earrings (13) for stretching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351853.5U CN204033381U (en) | 2014-06-27 | 2014-06-27 | A kind of single use biopsy needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351853.5U CN204033381U (en) | 2014-06-27 | 2014-06-27 | A kind of single use biopsy needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204033381U true CN204033381U (en) | 2014-12-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420351853.5U Active CN204033381U (en) | 2014-06-27 | 2014-06-27 | A kind of single use biopsy needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204033381U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107260228A (en) * | 2017-06-01 | 2017-10-20 | 施康培医疗科技（武汉）有限公司 | A kind of biopsy needle device of band damping protection |
| CN108272474A (en) * | 2017-12-29 | 2018-07-13 | 桐庐前沿医疗科技有限公司 | A kind of biopsy needle and application method easy to operation |
-
2014
- 2014-06-27 CN CN201420351853.5U patent/CN204033381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107260228A (en) * | 2017-06-01 | 2017-10-20 | 施康培医疗科技（武汉）有限公司 | A kind of biopsy needle device of band damping protection |
| CN108272474A (en) * | 2017-12-29 | 2018-07-13 | 桐庐前沿医疗科技有限公司 | A kind of biopsy needle and application method easy to operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Sanzao town Jinwan District Guangdong 519040 Zhuhai Province Anji Road No. 445 Patentee after: USHARE MEDICAL Inc. Address before: Sanzao town Jinwan District Guangdong 519040 Zhuhai Province Anji Road No. 445 Patentee before: ZHUHAI CHENGFU MEDICAL EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |