CN202313637U - Marrow puncture needle - Google Patents
Marrow puncture needle Download PDFInfo
- Publication number
- CN202313637U CN202313637U CN2011204498817U CN201120449881U CN202313637U CN 202313637 U CN202313637 U CN 202313637U CN 2011204498817 U CN2011204498817 U CN 2011204498817U CN 201120449881 U CN201120449881 U CN 201120449881U CN 202313637 U CN202313637 U CN 202313637U
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- CN
- China
- Prior art keywords
- puncture needle
- handle
- needle tubing
- needle
- puncture
- 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
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a medical instrument and particularly discloses a marrow puncture needle which comprises a puncture needle pipe, a handle and a needle core, wherein the front end of the puncture needle pipe is a solid pointed end; threads are arranged on at the middle-front part of the puncture needle pipe and the outer side of the solid pointed end respectively; a side hole is formed on the side wall of the front end of the puncture needle pipe; a needle handle is arranged at the tail end of the needle core; the needle handle is in threaded fit with the handle. The marrow puncture needle has the advantages of being simple in structure and convenient in operation, penetrating the sclerotin easily, preventing the needle core from slipping off, reducing the working difficulty of medical staff, and having a remarkable promotion significance.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially is a kind of marrow puncture needle.
Background technology
Bone marrow puncture is to gather bone marrow fluid through puncture needle, then the bone marrow fluid of gathering is detected, and is used for the diagnosis of multiple disease.Marrow puncture needle commonly used at present comprises that puncture needle tubing, needle handle and nook closing member constitute, and the syringe needle of puncture needle tubing is a beveled tip, is difficult for penetrating harder sclerotin in the use; And in piercing process usually the nook closing member slippage can appear, cause the puncture needle pipe choking to cause puncture failure.
The utility model content
For overcoming above-mentioned technical problem, this utility model provides a kind of and has conveniently penetrated sclerotin, and nook closing member is difficult for the marrow puncture needle of landing in the piercing process.
For realizing above-mentioned technical purpose, this utility model is to adopt following technical scheme to realize: a kind of marrow puncture needle comprises a puncture needle tubing; The puncture syringe rear end is provided with handle, and nook closing member is characterized in that in handle rear end penetrates the puncture needle tubing: the front end of puncture needle tubing is solid tip; The puncture needle tubing middle front part and the solid most advanced and sophisticated outside are provided with screw thread; Have side opening on the puncture needle tubing front end side wall, the nook closing member tail end is provided with needle handle, and needle handle and handle pass through threaded engagement.
The utlity model has following beneficial effect: before the bone marrow puncture operation, earlier nook closing member is positioned in the puncture needle tubing, and with needle handle and handle through being threaded, so that prevent that nook closing member skids off in the piercing process; Because solid tip and puncture needle tubing are provided with screw thread, can screw in easily in the medullary cavity, bone marrow fluid can get in the puncture needle tubing through side opening, accomplishes the sampling of bone marrow fluid.This utility model is simple in structure, and is easy to operate, reduced the difficulty of medical work, has significant dissemination.
Description of drawings
Accompanying drawing is this utility model structural representation.
Among the figure, 1, needle handle, 2, nook closing member, 3, handle, 4, the puncture needle tubing, 5, screw thread, 6, side opening, 7, solid tip.
The specific embodiment
Referring to accompanying drawing, a kind of marrow puncture needle comprises a puncture needle tubing 4; Puncture needle tubing 4 rear ends are provided with handle 3, and nook closing member 1 is characterized in that in handle 3 rear ends penetrate puncture needle tubing 4: the front end of puncture needle tubing 4 is solid most advanced and sophisticated 7; Puncture needle tubing 4 middle front parts and solid most advanced and sophisticated 7 outsides are provided with screw thread 5; Have side opening 6 on puncture needle tubing 4 front end side wall, nook closing member 2 tail ends are provided with needle handle 1, and needle handle 1 cooperates through screw thread 5 with handle 3.
Claims (1)
1. a marrow puncture needle comprises a puncture needle tubing, and the puncture syringe rear end is provided with handle; Nook closing member is in handle rear end penetrates the puncture needle tubing; It is characterized in that: the front end of puncture needle tubing is solid tip, and the puncture needle tubing middle front part and the solid most advanced and sophisticated outside are provided with screw thread, have side opening on the puncture needle tubing front end side wall; The nook closing member tail end is provided with needle handle, and needle handle and handle pass through threaded engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204498817U CN202313637U (en) | 2011-11-07 | 2011-11-07 | Marrow puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204498817U CN202313637U (en) | 2011-11-07 | 2011-11-07 | Marrow puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202313637U true CN202313637U (en) | 2012-07-11 |
Family
ID=46425647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204498817U Expired - Fee Related CN202313637U (en) | 2011-11-07 | 2011-11-07 | Marrow puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202313637U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490456A (en) * | 2014-12-17 | 2015-04-08 | 广州医科大学附属第一医院 | Segmental puncture needle |
| CN106214188A (en) * | 2016-08-15 | 2016-12-14 | 山西医科大学第二医院 | A kind of novel myeloid biopsy needle |
| CN107440772A (en) * | 2017-09-05 | 2017-12-08 | 肖奕增 | A kind of femoral fracture traction closed reduction device and its application method |
-
2011
- 2011-11-07 CN CN2011204498817U patent/CN202313637U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490456A (en) * | 2014-12-17 | 2015-04-08 | 广州医科大学附属第一医院 | Segmental puncture needle |
| CN106214188A (en) * | 2016-08-15 | 2016-12-14 | 山西医科大学第二医院 | A kind of novel myeloid biopsy needle |
| CN107440772A (en) * | 2017-09-05 | 2017-12-08 | 肖奕增 | A kind of femoral fracture traction closed reduction device and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20121107 |