CN209916823U - Disposable negative pressure suction needle - Google Patents
Disposable negative pressure suction needle Download PDFInfo
- Publication number
- CN209916823U CN209916823U CN201920377333.4U CN201920377333U CN209916823U CN 209916823 U CN209916823 U CN 209916823U CN 201920377333 U CN201920377333 U CN 201920377333U CN 209916823 U CN209916823 U CN 209916823U
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- pressure suction
- needle
- needle handle
- thick bamboo
- 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 discloses a disposable negative pressure suction needle, which comprises a negative pressure suction cylinder, a needle tube and a needle handle, wherein the negative pressure suction cylinder is arranged in a cylinder shape, the circle center position of the lower end head of the negative pressure suction cylinder is fixedly connected with the needle tube, the circle center position of the upper end head of the negative pressure suction cylinder is fixedly connected with the needle handle, the needle tube and the needle handle are both arranged in a columnar shape with a hollow middle part, the upper port of the needle tube is communicated with the lower port of the negative pressure suction cylinder, the upper port of the negative pressure suction cylinder is communicated with the lower port of the needle handle, the upper end of the needle handle is fixedly provided with a sealing cover, one side of the needle handle is fixedly connected with an exhaust pipe, the exhaust pipe is communicated with the inner cavity of the needle handle, and the inner wall of the exhaust pipe is provided with a slot. The effusion in the pleuroperitoneal cavity is extracted, the operation is convenient, and the iatrogenic infection risk is reduced.
Description
Technical Field
The utility model relates to an attraction needle, in particular to a disposable negative pressure attraction needle, which belongs to the technical field of clinical thoracocentesis.
Background
In thoracentesis and abdominal cavity puncture, mainly adopt 50ml syringe and drainage bag to collect pleural fluid and ascites, if pleural fluid does not need long-term drainage, we need to adopt the syringe to extract pleural fluid in operation, in the actual operation, it is time-consuming and laborious to extract pleural fluid with disposable syringe, need design disposable negative pressure suction needle to this.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide disposable negative pressure suction needle to solve the problem of mentioning in the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model discloses needle is inhaled to disposable negative pressure, including a negative pressure suction section of thick bamboo, needle tubing and needle handle, a negative pressure suction section of thick bamboo is cylindric setting, the lower extreme centre of a circle position fixedly connected with needle tubing of a negative pressure suction section of thick bamboo, the upper end centre of a circle position fixedly connected with needle handle of a negative pressure suction section of thick bamboo, needle tubing and needle handle all are the hollow column setting in middle part, the last port of needle tubing sets up with the lower port intercommunication of a negative pressure suction section of thick bamboo, the last port of a negative pressure suction section of thick bamboo sets up with the lower port intercommunication of needle handle, the upper end fixed mounting of needle handle has sealed lid.
As a preferred technical scheme of the utility model, needle handle one side fixedly connected with blast pipe, the blast pipe sets up with needle handle inner chamber intercommunication, the slot has been seted up to the inner wall of blast pipe.
As a preferred technical scheme of the utility model, be provided with the piston post in the slot, piston post one end fixedly connected with keeps off the lid, the internal diameter of slot equals the external diameter of piston post, the external diameter that keeps off the lid is greater than the internal diameter of piston post.
As an optimized technical scheme of the utility model, the fender lid passes through piston post and slot and can dismantle with the blast pipe and be connected.
The utility model has the advantages that: the utility model discloses needle is inhaled to disposable negative pressure has the clinical operation of being convenient for and uses, reduces iatrogenic source nature infection risk, and in concrete use, with traditional disposable negative pressure suction needle comparatively speaking, this disposable negative pressure suction needle convenient operation attracts the natural elasticity of a section of thick bamboo through the negative pressure to resume, extracts the hydrops in the pleuroperitoneal cavity, and convenient operation reduces iatrogenic source nature infection risk.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a negative pressure suction cylinder; 2. a needle tube; 3. a needle handle; 4. a sealing cover; 5. an exhaust pipe; 6. a slot; 7. a blocking cover; 8. a piston post.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Examples
As shown in fig. 1, the utility model discloses needle is inhaled to disposable negative pressure, including a negative pressure suction section of thick bamboo 1, needle tubing 2 and needle handle 3, a negative pressure suction section of thick bamboo 1 is cylindric setting, the lower tip centre of a circle position fixedly connected with needle tubing 2 of a negative pressure suction section of thick bamboo 1, the upper tip centre of a circle position fixedly connected with needle handle 3 of a negative pressure suction section of thick bamboo 1, needle tubing 2 and needle handle 3 all are the hollow column setting in middle part, the last port of needle tubing 2 and the lower port intercommunication setting of a negative pressure suction section of thick bamboo 1, the last port of a negative pressure suction section of thick bamboo 1 and the lower port intercommunication setting of needle handle 3, the upper end fixed mounting of needle handle 3 has sealed lid 4.
The exhaust pipe 5 is fixedly connected to one side of the needle handle 3, the exhaust pipe 5 is communicated with the inner cavity of the needle handle 3, and the inner wall of the exhaust pipe 5 is provided with a slot 6.
The piston type air compressor is characterized in that a piston column 8 is arranged in the slot 6, one end of the piston column 8 is fixedly connected with a blocking cover 7, the inner diameter of the slot 6 is equal to the outer diameter of the piston column 8, and the outer diameter of the blocking cover 7 is larger than the inner diameter of the piston column 8.
Wherein, the blocking cover 7 is detachably connected with the exhaust pipe 5 through the piston column 8 and the slot 6.
Specifically, the utility model discloses during the use, at first take piston post 8 from slot 6 in through keeping off lid 7 and take out, compression negative pressure suction section of thick bamboo 1 this moment, rethread keeps off lid 7 and inserts piston post 8 to slot 6 in to with 2 intercommunication connecting pipes of needle tubing, stretch into the mouth of pipe of connecting pipe to the pleuroperitoneal cavity, loosen negative pressure suction section of thick bamboo 1, the nature form through a negative pressure suction section of thick bamboo 1 resumes, has enlarged self space, and then forms the negative pressure, begin to extract the hydrops through the connecting pipe.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. Disposable negative pressure suction needle, its characterized in that, including a negative pressure suction section of thick bamboo (1), needle tubing (2) and needle handle (3), a negative pressure suction section of thick bamboo (1) is cylindric setting, the lower extreme centre of a circle position fixedly connected with needle tubing (2) of a negative pressure suction section of thick bamboo (1), the upper end centre of a circle position fixedly connected with needle handle (3) of a negative pressure suction section of thick bamboo (1), needle tubing (2) and needle handle (3) all are the hollow column setting in middle part, the last port of needle tubing (2) and the lower port intercommunication setting of a negative pressure suction section of thick bamboo (1), the last port of a negative pressure suction section of thick bamboo (1) and the lower port intercommunication setting of needle handle (3), the upper end fixed mounting of needle handle (3) has sealed lid (4).
2. The disposable negative pressure suction needle according to claim 1, wherein an exhaust pipe (5) is fixedly connected to one side of the needle handle (3), the exhaust pipe (5) is communicated with an inner cavity of the needle handle (3), and a slot (6) is formed in the inner wall of the exhaust pipe (5).
3. The disposable negative pressure suction needle according to claim 2, wherein a piston column (8) is arranged in the insertion groove (6), a blocking cover (7) is fixedly connected to one end of the piston column (8), the inner diameter of the insertion groove (6) is equal to the outer diameter of the piston column (8), and the outer diameter of the blocking cover (7) is larger than the inner diameter of the piston column (8).
4. The disposable negative pressure suction needle according to claim 3, wherein the block cover (7) is detachably connected with the exhaust pipe (5) through the piston post (8) and the insertion groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377333.4U CN209916823U (en) | 2019-03-25 | 2019-03-25 | Disposable negative pressure suction needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377333.4U CN209916823U (en) | 2019-03-25 | 2019-03-25 | Disposable negative pressure suction needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209916823U true CN209916823U (en) | 2020-01-10 |
Family
ID=69071196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920377333.4U Expired - Fee Related CN209916823U (en) | 2019-03-25 | 2019-03-25 | Disposable negative pressure suction needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209916823U (en) |
-
2019
- 2019-03-25 CN CN201920377333.4U patent/CN209916823U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |