CN203693706U - Marrow puncture needle - Google Patents
Marrow puncture needle Download PDFInfo
- Publication number
- CN203693706U CN203693706U CN201420048715.XU CN201420048715U CN203693706U CN 203693706 U CN203693706 U CN 203693706U CN 201420048715 U CN201420048715 U CN 201420048715U CN 203693706 U CN203693706 U CN 203693706U
- Authority
- CN
- China
- Prior art keywords
- needle
- handle
- needle handle
- marrow puncture
- seal cover
- 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
Abstract
The utility model discloses a marrow puncture needle which comprises a handle, a needle handle and a needle guard, wherein the needle handle and the needle guard are integrally formed. A needle core is coaxially arranged in the needle guard. One end of the needle core extends out of the needle handle to be connected with the handle. An elbow is arranged on one side of the needle handle. The elbow is communicated with the inside of the needle handle. A choke plug is arranged at one end of the elbow. A sealing cover is arranged at the upper end of the needle handle. The sealing cover is connected with the needle handle through a fastener. An annular sealing gasket is arranged on the contact surface between the sealing cover and the needle handle. A U-shaped sealing shaft sleeve is arranged between the sealing cover and the needle core. A horn-shaped protective cover is arranged at the lower end of the needle handle. The marrow puncture needle has the advantages of being simple in structure, convenient to operate and capable of preventing cross infection.
Description
Technical field
This utility model relates to orthopedic medical device technical field, is specifically related to a kind of marrow puncture needle.
Background technology
At present, the marrow puncture needles that use in the time carrying out bone marrow aspiration clinically more, in the time carrying out bone marrow aspiration to patient, need routine to carry out disinfection, then puncture, and in piercing process, outside site of puncture is exposed to, be easy to cause infection, add heavily to the difficulty of the work to medical worker, and the puncture needle operation inconvenience using at present, be unfavorable for puncture.
Utility model content
The deficiency existing for prior art, the marrow puncture needle that the purpose of this utility model is to provide a kind of easy to operate, good airproof performance, protects from infection.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of marrow puncture needle, comprise hands handle, integrated needle handle and needle guard, in described needle guard, be coaxially arranged with nook closing member, described nook closing member one end is stretched out needle handle and is connected with described handle, one side of described needle handle is provided with bend pipe, described bend pipe communicates with described needle handle inside, one end of described bend pipe is provided with chock plug, the upper end of described needle handle is provided with seal cover, described seal cover is connected by securing member with needle handle, the contact surface of described seal cover and described needle handle is provided with Gask-O-Seal, between described seal cover and described nook closing member, be provided with U-shaped sealing axle sleeve, the lower end of described needle handle is provided with horn-like protective cover.
Further improvement as technique scheme:
On described needle handle, rotary setting has turning handle.
The end of described needle guard is provided with graduation mark.
Described securing member is bolt.
Compared with prior art, the beneficial effects of the utility model:
On needle handle of the present utility model, be provided with seal cover, seal cover contacts with needle handle and nook closing member sealing, thereby can prevent that extraneous air from entering in needle guard, prevent its internal chiasma infection, the lower end of needle handle is provided with horn-like protective cover in addition, in the time carrying out bone marrow aspiration to patient, after nook closing member puncture, protective cover is covered on to site of puncture and fix, carry out pressing haemostatic.On needle handle of the present utility model, be placed with turning handle in addition, in the time puncturing, wherein part finger catches on turning handle, and another hands is pressed handle, thereby conveniently punctures operation, easy to operate, is easy to use.Graduation mark of the present utility model can facilitate healthcare givers to grasp the degree of depth of puncture, convenient and practical.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Attached number in the figure represents: 1, hands handle; 2, needle handle; 21, bend pipe; 211, chock plug; 22, protective cover; 23, turning handle; 3, needle guard; 4, nook closing member; 5, graduation mark; 6, seal cover; 61, sealing gasket; 62, sealing axle sleeve; 7, securing member.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, the marrow puncture needle of the present embodiment, comprise handle 1, integrated needle handle 2 and needle guard 3, in needle guard 3, be coaxially arranged with nook closing member 4, nook closing member 4 one end are stretched out needle handle 2 and are connected with handle 1, one side of needle handle 2 is provided with bend pipe 21, bend pipe 21 communicates with needle handle 2 inside, one end of bend pipe 21 is provided with chock plug 211, the upper end of needle handle 2 is provided with seal cover 6, seal cover 6 is connected by securing member 7 with needle handle 2, seal cover 6 is provided with Gask-O-Seal 61 with the contact surface of needle handle 2, between seal cover 6 and nook closing member 4, be provided with U-shaped sealing axle sleeve 62, the lower end of needle handle 2 is provided with horn-like protective cover 22.On needle handle 2 of the present utility model, be provided with seal cover 6, seal cover 6 contacts with needle handle 2 and nook closing member 4 sealings, thereby can prevent that extraneous air from entering in needle guard 3, prevent its internal chiasma infection, the lower end of needle handle 2 is provided with horn-like protective cover 22 in addition, in the time carrying out bone marrow aspiration to patient, after nook closing member 4 punctures, protective cover 22 is covered on to site of puncture and fix, carry out pressing haemostatic.
In the present embodiment, on needle handle 2, rotary setting has turning handle 23, and in the time puncturing, wherein part finger catches on turning handle 23, and another hands is pressed handle 1, thereby conveniently punctures operation, easy to operate, is easy to use.
In the present embodiment, the end of needle guard 3 is provided with graduation mark 5, facilitates healthcare givers to grasp the degree of depth of puncture, convenient and practical.
In the present embodiment, securing member 7 is bolt.
Operation principle, in the time puncturing, after needle guard 3 puncture, covers site of puncture with protective cover 22, then by bend pipe 21 by bone marrow extraction, easy to operate.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use this utility model.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, this utility model will can not be limited to these embodiment shown in this article, but will accord with principle disclosed herein and features of novelty the widest consistent scope.
Claims (4)
1. a marrow puncture needle, it is characterized in that: comprise hands handle, integrated needle handle and needle guard, in described needle guard, be coaxially arranged with nook closing member, described nook closing member one end is stretched out needle handle and is connected with described handle, one side of described needle handle is provided with bend pipe, described bend pipe communicates with described needle handle inside, one end of described bend pipe is provided with chock plug, the upper end of described needle handle is provided with seal cover, described seal cover is connected by securing member with needle handle, the contact surface of described seal cover and described needle handle is provided with Gask-O-Seal, between described seal cover and described nook closing member, be provided with U-shaped sealing axle sleeve, the lower end of described needle handle is provided with horn-like protective cover.
2. marrow puncture needle according to claim 1, is characterized in that: on described needle handle, rotary setting has turning handle.
3. marrow puncture needle according to claim 1 and 2, is characterized in that: the end of described needle guard is provided with graduation mark.
4. marrow puncture needle according to claim 3, is characterized in that: described securing member is bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048715.XU CN203693706U (en) | 2014-01-26 | 2014-01-26 | Marrow puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048715.XU CN203693706U (en) | 2014-01-26 | 2014-01-26 | Marrow puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203693706U true CN203693706U (en) | 2014-07-09 |
Family
ID=51044222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420048715.XU Expired - Fee Related CN203693706U (en) | 2014-01-26 | 2014-01-26 | Marrow puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203693706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109512471A (en) * | 2018-11-28 | 2019-03-26 | 李俊 | A kind of bone marrow biopsy puncture sampler |
-
2014
- 2014-01-26 CN CN201420048715.XU patent/CN203693706U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109512471A (en) * | 2018-11-28 | 2019-03-26 | 李俊 | A kind of bone marrow biopsy puncture sampler |
| CN109512471B (en) * | 2018-11-28 | 2021-08-06 | 陕西省肿瘤医院 | Marrow biopsy puncture sampling device |
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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: 20140709 Termination date: 20150126 |
|
| EXPY | Termination of patent right or utility model |