CN203953761U - A kind of marrow puncture needle - Google Patents
A kind of marrow puncture needle Download PDFInfo
- Publication number
- CN203953761U CN203953761U CN201420348902.XU CN201420348902U CN203953761U CN 203953761 U CN203953761 U CN 203953761U CN 201420348902 U CN201420348902 U CN 201420348902U CN 203953761 U CN203953761 U CN 203953761U
- Authority
- CN
- China
- Prior art keywords
- needle
- closing member
- nook closing
- passage
- needle body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
This utility model relates to a kind of medical nursing utensil, specifically a kind of marrow puncture needle, a kind of marrow puncture needle, comprise needle body, needle handle and be sleeved on the nook closing member in needle body, it is characterized in that: in described needle handle, be provided with the passage being connected with needle lumen, described nook closing member one end is rotating to be extended in passage, the circumferentia of described passage is provided with the groove arranging along needle handle axis, owing to having adopted said structure, a kind of marrow puncture needle described in the utility model is in the time that needs are extracted nook closing member, can make its ejection by rotating nook closing member, prevent that medical personnel from making needle body vibration in the process of extracting, be suitable for too for unfamiliar medical personnel, avoid complication people to cause suffering, treatment is produced to positive effect.
Description
Technical field
This utility model relates to a kind of medical nursing utensil, specifically a kind of marrow puncture needle.
Background technology
In the prior art, carry out clinically bone marrow aspiration and need to use puncture needle, existing puncture needle mainly comprises needle body, nook closing member and needle handle, and nook closing member is sleeved in needle body, inserts after human body fixing needle body, nook closing member need to be extracted, medical personnel generally extract nook closing member out by manual, but manual operation exists certain unstability, the medical personnel that do not enrich for working experience, in the process of extracting out, can cause unavoidably needle body vibration, thereby cause suffering to patient.
Summary of the invention
This utility model provides a kind of marrow puncture needle that can automatically nook closing member be ejected for addressing the above problem.
This utility model for the technical scheme that technical solution problem adopts is: a kind of marrow puncture needle, comprise needle body, needle handle and be sleeved on the nook closing member in needle body, it is characterized in that: in described needle handle, be provided with the passage being connected with needle lumen, described nook closing member one end is rotating to be extended in passage, the circumferentia of described passage is provided with the groove arranging along needle handle axis, chimeric flat board in described groove, described dull and stereotyped one end is fixedly attached on nook closing member, in described groove, one end near needle body is provided with spring, described flat board one side is resisted against on spring, dull and stereotyped opposite side is provided with positive stop, described groove is provided with catch away from one end of needle body, one side of described catch is provided with the opening that is connected to groove by passage.
Owing to having adopted said structure, a kind of marrow puncture needle described in the utility model is in the time that needs are extracted nook closing member, can make its ejection by rotating nook closing member, prevent that medical personnel from making needle body vibration in the process of extracting, be suitable for too for unfamiliar medical personnel, avoid complication people to cause suffering, treatment is produced to positive effect.
Brief description of the drawings
Fig. 1 is the structural representation of an embodiment of this utility model.
Fig. 2 is the perspective view of needle handle part.
Fig. 3 is the structural representation of needle handle part.
Fig. 4 is the structural representation of opening portion.
Detailed description of the invention
As shown in the figure, a kind of marrow puncture needle described in the utility model, comprise needle body 1, needle handle 2 and be sleeved on the nook closing member 3 in needle body 1, described needle body 1 one end is cutting tip, described needle handle 2 is arranged on the other end of needle body 1, described needle handle 2 can facilitate taking of needle body 1 to hold, and the outside of needle body 1 is also provided with fixture.
In described needle handle 2, be provided with the passage with needle body 1 intracavity inter-connection, described passage is cylindric, and the diameter of passage is corresponding with the internal diameter of needle body 1, the described diameter of nook closing member 3 and the diameter of passage are corresponding, described rotating the extending in passage in nook closing member 3 one end, the circumferentia of described passage is provided with the groove 4 arranging along needle handle axis, described groove 4 interior chimeric dull and stereotyped 5, for preventing that dull and stereotyped 5 depart from groove, the cross section of described groove 4 and dull and stereotyped 5 is all set to fan-shaped, described flat board 5 one end are fixedly attached on nook closing member 3, in described groove 4, one end near needle body 1 is provided with spring 6, one end of described spring 6 is fixedly attached on the sidewall of groove 4, described flat board 5 one sides are resisted against on spring 6, dull and stereotyped 5 opposite side is provided with positive stop 7, described positive stop 7 is for being fixedly connected on the projection on channel side wall, described groove 4 is provided with catch away from one end of needle body 1, one side of described catch is provided with the opening 8 that is connected to groove 4 by passage.
By rotating nook closing member 3, can make dull and stereotyped 5 to depart from stopping of positive stop 7, under the elastic force effect of spring 6, make dull and stereotyped 5 to slide along groove 4, thereby drive nook closing member 3 outwards to eject, cannot arrest for preventing the whole ejection of nook closing member 3, port at groove 4 is provided with catch, and nook closing member 3 arrives catch place, by rotating, can be by dull and stereotyped 5 opening 8 places that move to catch one side, thus nook closing member 3 is taken down with together with flat board 5 on being connected to nook closing member 3.
Claims (1)
1. a marrow puncture needle, comprise needle body (1), needle handle (2) and be sleeved on the nook closing member (3) in needle body (1), it is characterized in that: in described needle handle (2), be provided with the passage with needle body (1) intracavity inter-connection, described rotating the extending in passage in nook closing member (3) one end, the circumferentia of described passage is provided with the groove (4) arranging along needle handle axis, chimeric flat board (5) in described groove (4), described flat board (5) one end is fixedly attached on nook closing member (3), in described groove (4), one end near needle body (1) is provided with spring (6), described flat board (5) one sides are resisted against on spring (6), the opposite side of dull and stereotyped (5) is provided with positive stop (7), described groove (4) is provided with catch away from one end of needle body (1), one side of described catch is provided with the opening (8) that is connected to groove (4) by passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348902.XU CN203953761U (en) | 2014-06-27 | 2014-06-27 | A kind of marrow puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348902.XU CN203953761U (en) | 2014-06-27 | 2014-06-27 | A kind of marrow puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203953761U true CN203953761U (en) | 2014-11-26 |
Family
ID=51914406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420348902.XU Expired - Fee Related CN203953761U (en) | 2014-06-27 | 2014-06-27 | A kind of marrow puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203953761U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106388909A (en) * | 2016-08-31 | 2017-02-15 | 杨会峰 | Puncture needle |
| CN108324347A (en) * | 2017-01-19 | 2018-07-27 | 上海理工大学 | Detachable haemostatic clamp |
| CN109199550A (en) * | 2018-10-18 | 2019-01-15 | 颜斌 | A kind of hernia minimal invasive operation needle |
-
2014
- 2014-06-27 CN CN201420348902.XU patent/CN203953761U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106388909A (en) * | 2016-08-31 | 2017-02-15 | 杨会峰 | Puncture needle |
| CN106388909B (en) * | 2016-08-31 | 2019-07-05 | 中国人民解放军北部战区总医院 | Puncture needle |
| CN108324347A (en) * | 2017-01-19 | 2018-07-27 | 上海理工大学 | Detachable haemostatic clamp |
| CN109199550A (en) * | 2018-10-18 | 2019-01-15 | 颜斌 | A kind of hernia minimal invasive operation needle |
| CN109199550B (en) * | 2018-10-18 | 2023-08-18 | 颜斌 | Hernia minimally invasive surgery treatment needle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015170256A3 (en) | Pericardial access device | |
| JP2017522919A5 (en) | ||
| CN203953761U (en) | A kind of marrow puncture needle | |
| EP3213693A3 (en) | Actuator for releasing a tissue thickness compensator from a fastener cartridge | |
| IN2015DN02530A (en) | ||
| MX2013011777A (en) | A skin puncturing apparatus for use in a non- surgical method for eradication of tattoos. | |
| CN204909590U (en) | Multi -way shock attenuation bone marrow puncture needle | |
| CN103393478B (en) | Fast animal cornea cutting device | |
| CN102743195A (en) | Skin biopsy trepan | |
| CN203042322U (en) | Novel hematologic tumor biopsy sampling needle | |
| CN202342088U (en) | Sampler for tumor biopsy | |
| CN204502073U (en) | Portable Chinese medicine hemorrhoid treatment device | |
| CN203619601U (en) | Medial sampling device | |
| CN203123226U (en) | Medicine applicator for capsule powder | |
| MX2020005655A (en) | Subcutaneous infusion device for injecting medicinal substances. | |
| CN201977880U (en) | Dosing and flushing type periosteum stripper | |
| WO2014138107A3 (en) | Medical devices and implant assemblies for implant capture | |
| CN105615928A (en) | Syringe needle | |
| CN203988151U (en) | A kind of myeloid biopsy needle | |
| CN204072256U (en) | Traditional Chinese medical science blood-letting venesection needle | |
| CN204158824U (en) | Anti-stabbing remaining needle | |
| CN203970399U (en) | A kind of square blood taking needle | |
| CN205054286U (en) | Bone marrow puncture of hematology needle | |
| CN204106142U (en) | Disposable Venesection needle used by herbalist doctor | |
| CN209220292U (en) | The easy emitter of blood taking needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150627 |
|
| EXPY | Termination of patent right or utility model |