CN202932988U - Novel marrow puncture needle - Google Patents
Novel marrow puncture needle Download PDFInfo
- Publication number
- CN202932988U CN202932988U CN 201220673443 CN201220673443U CN202932988U CN 202932988 U CN202932988 U CN 202932988U CN 201220673443 CN201220673443 CN 201220673443 CN 201220673443 U CN201220673443 U CN 201220673443U CN 202932988 U CN202932988 U CN 202932988U
- Authority
- CN
- China
- Prior art keywords
- needle
- puncture needle
- marrow puncture
- sleeve pipe
- knob
- 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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Abstract
The utility model belongs to a medical instrument, and discloses a novel marrow puncture needle. The novel marrow puncture needle is characterized in that a tail end of a casing pipe and a needle handle are fixedly connected, one side wall of the tail portion of the casing pipe is provided with a liquid discharge pipe, a back end of the needle handle is provided with a knob, a tail end of a needle core is fixedly connected with the knob, a spiral wing is arranged on the outer side wall of a part of the needle core, and the part is arranged inside the casing pipe. The novel marrow puncture needle is simple in structure, convenient to operate, free of plugging and extracting the needle core back and forth, and capable of guaranteeing sealing operation and sterile operation of puncture. At the same time, the novel marrow puncture needle is free of connecting an injection syringe, and convenient and quick to operate.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to a kind of Novel marrow puncture needle.
Background technology
Bone marrow aspiration is to penetrate in pulp cavity by puncture needle, extracts certain marrow liquid sample, and with to be tested, it is significant to hemopathic diagnosis, discriminating.Present marrow puncture needle adopts open by design, nook closing member plug back and forth, and extraneous antibacterial is easy to enter in patient body by sleeve pipe, easily causes cross infection; Need to connect syringe after nook closing member is extracted and could extract marrow liquid, operation is trouble comparatively, and work efficiency is lower.
The utility model content
For overcoming above-mentioned technical problem, this utility model provides a kind of employing closed design, can avoid antibacterial to enter sleeve pipe, and Novel marrow puncture needle swift to operate.
For realizing above-mentioned technical purpose, this utility model is realized by the following technical solutions: a kind of Novel marrow puncture needle, comprise a sleeve pipe, and be provided with nook closing member in sleeve pipe, it is characterized in that: the sleeve pipe tail end is fixedly connected with needle handle, and sleeve pipe afterbody one sidewall is provided with drain pipe; The needle handle rear end is provided with a knob, and the nook closing member tail end is fixedly connected with knob; The lateral wall that nook closing member is positioned at the part of sleeve pipe is provided with the spiral wing.
The utlity model has following beneficial effect: after it punctures successfully, need not nook closing member is extracted, drive nook closing member by rotary knob and rotate, the spiral wing on nook closing member can outwards be carried marrow liquid, finally discharges by drain pipe.It is simple in structure, and is easy to operate, need not plug nook closing member back and forth, has guaranteed sealing, the sterile working of puncture; Simultaneously, it need not to connect syringe, and is convenient to operation.
Description of drawings
Fig. 1 is this utility model structural representation.
In figure, 1, the spiral wing, 2, sleeve pipe, 3, nook closing member, 4, needle handle, 5, knob, 6, drain pipe.
The specific embodiment
Referring to shown in Figure 1, be provided with nook closing member 3 in sleeve pipe 2, it is characterized in that: sleeve pipe 2 tail ends are fixedly connected with needle handle 4, and sleeve pipe 2 afterbody one sidewalls are provided with drain pipe 6; Needle handle 4 rear ends are provided with a knob 5, and nook closing member 3 tail ends are fixedly connected with knob 5; The lateral wall that nook closing member 3 is positioned at the part of sleeve pipe 2 is provided with spiral wing 1.
Claims (1)
1. a Novel marrow puncture needle, comprise a sleeve pipe, is provided with nook closing member in sleeve pipe, and it is characterized in that: the sleeve pipe tail end is fixedly connected with needle handle, and sleeve pipe afterbody one sidewall is provided with drain pipe; The needle handle rear end is provided with a knob, and the nook closing member tail end is fixedly connected with knob; The lateral wall that nook closing member is positioned at the part of sleeve pipe is provided with the spiral wing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220673443 CN202932988U (en) | 2012-11-26 | 2012-11-26 | Novel marrow puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220673443 CN202932988U (en) | 2012-11-26 | 2012-11-26 | Novel marrow puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202932988U true CN202932988U (en) | 2013-05-15 |
Family
ID=48317254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220673443 Expired - Fee Related CN202932988U (en) | 2012-11-26 | 2012-11-26 | Novel marrow puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202932988U (en) |
-
2012
- 2012-11-26 CN CN 201220673443 patent/CN202932988U/en not_active Expired - Fee Related
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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: 20130515 Termination date: 20131126 |