CN202223314U - Lumbar vertebra puncture needle - Google Patents
Lumbar vertebra puncture needle Download PDFInfo
- Publication number
- CN202223314U CN202223314U CN2011203133172U CN201120313317U CN202223314U CN 202223314 U CN202223314 U CN 202223314U CN 2011203133172 U CN2011203133172 U CN 2011203133172U CN 201120313317 U CN201120313317 U CN 201120313317U CN 202223314 U CN202223314 U CN 202223314U
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- CN
- China
- Prior art keywords
- needle
- puncture
- needle body
- puncture needle
- lumbar vertebra
- 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 provides a lumbar vertebra puncture needle, which comprises a needle body, wherein the needle tip end of the needle body is obtuse; an outlet for a needle eye is formed on the side face of an obtuse needle tip; and a sliding sleeve is arranged on the needle body. A needle notch is formed laterally, so that the problems that the needle notch injuries the ligament and gets blocked when the puncture needle is punctured into the lumbar vertebra are solved; the sliding sleeve is favorable for stable puncture operation; and unnecessary pains brought by puncture shaking to a patient are avoided.
Description
Technical field
This utility model relates to technical field of medical instruments, is specially a kind of lumbar puncture needle.
Background technology
The lumbar puncture art is Anesthesia Department's medical skill means commonly used, also is one of clinical inspection method commonly used of department of neurology, and the lumbar puncture art is simple and easy to do; Also compare safety, adopt lumbar puncture needle usually, puncture from waist 2 to sacrum 1 intervertebral space in the lateral position of bending over; At present, lumbar puncture needle generally comprises trocar sheath and nook closing member is formed, and the trocar sheath needle tip is generally sharp keen inclined-plane; In the process of thrusting, easily tissue is caused damage, especially to 5 to 12 years old children's's abdominal operation row single lumbar anesthesia (generally selecting L3 ~ 4) when carrying out puncture procedure, must be very careful; And in drawn needle core process, the pinprick place is prone to get clogged, simultaneously; After puncture and thrusting, the needle body easy shaking is brought unnecessary misery to the patient.
Summary of the invention
For the purpose of this utility model will provide a kind of operation more stable exactly, and cause the little lumbar puncture needle of damage.
A kind of lumbar puncture needle, it comprises needle body, and the needle body needle tip is a circle obtuse, and pinprick outlet is arranged on the blunt needle point of circle side, and needle body is provided with slip cap.
Described slip cap comprises is affectedly bashful tube and outer, and the outer face is vertical with needle body.
Said needle body is provided with scale.
The use of this utility model is: confirmed point of puncture, the slip cap outer is adjacent to skin, slowly thrust needle body, had when falling through sense and the cerebrospinal fluid backflow being arranged, slip cap is fixed on the skin.
Than existing lumbar puncture needle, the needle point circle obtuse, the pin mouth is arranged on side; Can effectively avoid the pin mouth sharp in the face of tissues such as ligament cause damage, and the generation of clog needle mouth problem, the setting of slip cap simultaneously; Then help stable operation, avoid needle body to rock and bring misery to the patient.
Description of drawings
Fig. 1 is the structural representation of this utility model embodiment.
The specific embodiment
Like a kind of lumbar puncture needle shown in the drawings, it comprises needle body 1, and needle body 1 needle tip is a circle obtuse, can reduce the damage of needle point to when injected organism tissue, and pinprick 3 outlets are arranged on the blunt needle point of circle side, and needle body 1 is provided with slip cap 2.
Described slip cap 2 comprises is affectedly bashful tube and outer 4, and 4 of outers are vertical with needle body 1, and in the operating process, when slip cap 2 moved to needle body 1 end, outer 4 can be adjacent on skin.
Said needle body 1 is provided with scale 5, is convenient to operator and accurately operates.
Compare existing puncture needle; Its beneficial effect is: the blunt shape of novel lumbar puncture needle needle point, pin oral-lateral are put, effectively needle point is dropped to tissue injurys such as ligaments minimum, the then firm puncture procedure of the design of slip cap; Effectively raise the success rate of lumbar puncture operation, reduced the patient suffering.
Claims (3)
1. lumbar puncture needle, it comprises needle body (1), it is characterized in that: needle body (1) needle tip is a circle obtuse, and pinprick (3) outlet is arranged on the blunt needle point of circle side, needle body (1) is provided with slip cap (2).
2. lumbar puncture needle according to claim 1 is characterized in that: described slip cap (2) comprises is affectedly bashful tube and outer (4), and outer (4) face is vertical with needle body (1).
3. lumbar puncture needle according to claim 1 is characterized in that: said needle body (1) is provided with scale (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203133172U CN202223314U (en) | 2011-08-26 | 2011-08-26 | Lumbar vertebra puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203133172U CN202223314U (en) | 2011-08-26 | 2011-08-26 | Lumbar vertebra puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202223314U true CN202223314U (en) | 2012-05-23 |
Family
ID=46073925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203133172U Expired - Fee Related CN202223314U (en) | 2011-08-26 | 2011-08-26 | Lumbar vertebra puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202223314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126206A (en) * | 2015-09-30 | 2015-12-09 | 张慧伟 | Nerve block puncture needle |
-
2011
- 2011-08-26 CN CN2011203133172U patent/CN202223314U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126206A (en) * | 2015-09-30 | 2015-12-09 | 张慧伟 | Nerve block puncture needle |
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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: 20120523 Termination date: 20120826 |