CN204169909U - A kind of Medical puncture instrument - Google Patents
A kind of Medical puncture instrument Download PDFInfo
- Publication number
- CN204169909U CN204169909U CN201420560280.7U CN201420560280U CN204169909U CN 204169909 U CN204169909 U CN 204169909U CN 201420560280 U CN201420560280 U CN 201420560280U CN 204169909 U CN204169909 U CN 204169909U
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- CN
- China
- Prior art keywords
- puncture
- cover
- tail end
- needle tubing
- sealing cap
- 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.)
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Abstract
This utility model relates to a kind of Medical puncture instrument, comprise puncture cover, puncture needle tubing, this puncture needle pipe box is in puncture cover, the syringe needle of puncture needle tubing is positioned at the head end of puncture cover, be provided with air shuttle valve in the tail end of puncture cover, what be connected with this air shuttle valve has gas injection valve, is connected by injecting hole with this gas injection valve, this injecting hole is opened on the jacket wall of puncture cover, and described air shuttle valve contacts with the tail end of puncture needle tubing; The sleeve pipe of puncture cover is outside equipped with puncture sheath cover, and the tail end of puncture cover is fixed with sealing device; Described sealing device comprises sealing cap, casing seat, and sealing cap is fixed on the tail end of puncture cover, and casing seat is placed on one end of sealing cap.The tail end of described puncture needle tubing is provided with needle stand, and this needle stand is provided with buckle, by this buckle by puncture needle pipe thread on sealing cap.The beneficial effects of the utility model are: in operation process, use this Medical puncture instrument to have safe and reliable, facilitating operation, good seal performance feature.
Description
Technical field
This utility model belongs to technical field of medical instruments, particularly relates to a kind of Medical puncture instrument.
Background technology
Existing Medical puncture instrument is of a great variety in medical industry, in operation process, because perforator is directly with skin and the contacting blood of patient, but the defect that perforator design exists, directly cause the reasons such as viral infection, bring certain inconvenience to medical personnel.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provides a kind of Medical puncture instrument of safe and reliable, facilitating operation.
The purpose of this utility model has been come by following technical solution, comprise puncture cover, puncture needle tubing, this puncture needle pipe box is in puncture cover, the syringe needle of puncture needle tubing is positioned at the head end of puncture cover, be provided with air shuttle valve in the tail end of puncture cover, what be connected with this air shuttle valve has gas injection valve, is connected by injecting hole with this gas injection valve, this injecting hole is opened on the jacket wall of puncture cover, and described air shuttle valve contacts with the tail end of puncture needle tubing; The sleeve pipe of puncture cover is outside equipped with puncture sheath cover, and the tail end of puncture cover is fixed with sealing device.Described sealing device comprises sealing cap, casing seat, and sealing cap is fixed on the tail end of puncture cover, and casing seat is placed on one end of sealing cap.The tail end of described puncture needle tubing is provided with needle stand, and this needle stand is provided with buckle, by this buckle by puncture needle pipe thread on sealing cap.
The beneficial effects of the utility model are: in operation process, use this Medical puncture instrument to have safe and reliable, facilitating operation, good seal performance feature.
Accompanying drawing explanation
Fig. 1 is perforator general assembly structural representation of the present utility model.
Fig. 2 is puncture nested structure schematic diagram of the present utility model.
Fig. 3 is puncture needle tubular construction schematic diagram of the present utility model.
Label in accompanying drawing is respectively: 1, puncture cover; 2, puncture needle tubing; 3, air shuttle valve; 4, gas injection valve; 5, injecting hole; 6, puncture sheath cover; 7, sealing device; 21, needle stand; 22, buckle; 23, syringe needle; 71, sealing cap; 72, casing seat.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed introduction is done to this utility model: as shown in accompanying drawing 1 to 3, this utility model comprises puncture cover 1, puncture needle tubing 2, this puncture needle tubing 2 is placed in puncture cover 1, the syringe needle 23 of puncture needle tubing 2 is positioned at the head end of puncture cover 1, be provided with air shuttle valve 3 in the tail end of puncture cover 1, what be connected with this air shuttle valve 3 has gas injection valve 4, is connected by injecting hole 5 with this gas injection valve 4, this injecting hole 5 is opened on the jacket wall of puncture cover 1, and described air shuttle valve 3 contacts with the tail end of puncture needle tubing 2; The sleeve pipe of puncture cover 1 is outside equipped with puncture sheath cover 6, and the tail end of puncture cover 1 is fixed with sealing device 7; Described sealing device 7 comprises sealing cap 71, casing seat 72, and sealing cap 71 is fixed on the tail end of puncture cover 1, and casing seat 72 is placed on one end of sealing cap 71.
The tail end of described puncture needle tubing 2 is provided with needle stand 21, and this needle stand 21 is provided with buckle 22, is buckled on sealing cap 71 by this buckle 22 by puncture needle tubing 2, like this in operation process, and aobvious more easy, reliable of the fixed installation mode of puncture needle tubing 2.
Perforator operation principle: during the work of this perforator, the head end of puncture cover 1 withstands point of puncture, masterpiece, for the cover 1 that punctures, makes puncture needle tubing 2 eject to implement puncture from the gap of puncture cover 1 head end.After extracting puncture needle tubing 2, all kinds of operating theater instruments enters abdominal cavity by puncture cover 1 and performs the operation, and utilizes the closely sealed of sealing device 7 thus set up airtight abdominal cavity passage.
This utility model is not limited to above-mentioned embodiment; no matter do any change on its shape or material are formed; every employing structural design provided by the utility model, is all one distortion of the present utility model, all should thinks within this utility model protection domain.
Claims (1)
1. a Medical puncture instrument, it is characterized in that: comprise puncture cover (1), puncture needle tubing (2), this puncture needle tubing (2) is placed in puncture cover (1), the syringe needle (23) of puncture needle tubing (2) is positioned at the head end of puncture cover (1), air shuttle valve (3) is provided with in the tail end of puncture cover (1), what be connected with this air shuttle valve (3) has gas injection valve (4), be connected by injecting hole (5) with this gas injection valve (4), this injecting hole (5) is opened on the jacket wall of puncture cover (1), described air shuttle valve (3) contacts with the tail end of puncture needle tubing (2), the sleeve pipe of puncture cover (1) is outside equipped with puncture sheath cover (6), and the tail end of puncture cover (1) is fixed with sealing device (7), described sealing device (7) comprises sealing cap (71), casing seat (72), sealing cap (71) is fixed on the tail end of puncture cover (1), and casing seat (72) is placed on one end of sealing cap (71), the tail end of described puncture needle tubing (2) is provided with needle stand (21), this needle stand (21) is provided with buckle (22), is buckled on sealing cap (71) by this buckle (22) needle tubing (2) that will puncture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560280.7U CN204169909U (en) | 2014-09-26 | 2014-09-26 | A kind of Medical puncture instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560280.7U CN204169909U (en) | 2014-09-26 | 2014-09-26 | A kind of Medical puncture instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204169909U true CN204169909U (en) | 2015-02-25 |
Family
ID=52558757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420560280.7U Active CN204169909U (en) | 2014-09-26 | 2014-09-26 | A kind of Medical puncture instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204169909U (en) |
-
2014
- 2014-09-26 CN CN201420560280.7U patent/CN204169909U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |