CN2810624Y - Enclosed safety polyester intravenous retention needle - Google Patents
Enclosed safety polyester intravenous retention needle Download PDFInfo
- Publication number
- CN2810624Y CN2810624Y CN 200520085874 CN200520085874U CN2810624Y CN 2810624 Y CN2810624 Y CN 2810624Y CN 200520085874 CN200520085874 CN 200520085874 CN 200520085874 U CN200520085874 U CN 200520085874U CN 2810624 Y CN2810624 Y CN 2810624Y
- Authority
- CN
- China
- Prior art keywords
- needle
- polyester
- casing seat
- pipe
- sleeve
- 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
- 229920000728 polyester Polymers 0.000 title claims abstract description 19
- 238000001990 intravenous administration Methods 0.000 title 1
- 230000014759 maintenance of location Effects 0.000 title 1
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000003814 drug Substances 0.000 abstract description 10
- 239000007788 liquid Substances 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract description 6
- 230000000717 retained effect Effects 0.000 abstract description 6
- 210000003462 vein Anatomy 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract 2
- 201000010099 disease Diseases 0.000 abstract 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract 1
- 238000001802 infusion Methods 0.000 description 5
- 229940079593 drug Drugs 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229930012538 Paclitaxel Natural products 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 229960001592 paclitaxel Drugs 0.000 description 1
- RCINICONZNJXQF-MZXODVADSA-N taxol Chemical compound O([C@@H]1[C@@]2(C[C@@H](C(C)=C(C2(C)C)[C@H](C([C@]2(C)[C@@H](O)C[C@H]3OC[C@]3([C@H]21)OC(C)=O)=O)OC(=O)C)OC(=O)[C@H](O)[C@@H](NC(=O)C=1C=CC=CC=1)C=1C=CC=CC=1)O)C(=O)C1=CC=CC=C1 RCINICONZNJXQF-MZXODVADSA-N 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a closed type safety polyester vein retained needle which mainly comprises a sleeve pipe of the retained needle, a sleeve pipe seat, a puncture needle pipe, a connecting pipe and a transfusion three-way joint assembly, wherein the back end of the sleeve pipe is connected with the sleeve pipe seat and a sealing plug is arranged in the sleeve pipe seat. The puncture needle pipe is hermetically inserted in the sealing plug to be penetrated in the sleeve pipe of the retained needle. The sleeve pipe seat is connected with the transfusion three-way joint assembly broadwise through the connecting pipe. The back part of the sleeve pipe seat is provided with a protective sleeve for the puncture needle pipe, which is composed of a middle rotary sleeve and a back sleeve. Sliding guide grooves of needle handle wing sheets are axially arranged on the walls of the middle rotary sleeve and the back sleeve. The connecting pipe is made of the polyester materials. When the puncture use of the utility model is completed and medical staff withdraw a puncture needle pipe assembly of the retained needle, the puncture needle pipe can completely sheathed in the protective sleeve and the safe disposal can be realized. The possibility that the medical staff infect diseases because the medical staff are accidentally damaged by needles can be avoided, and the original property and the original performance of liquid medicine can be ensured.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, specifically a kind of closed safety polyester venous detaining needle.
Background technology
We know, venous detaining needle is a kind of medical apparatus and instruments that is used for the venous indwelling transfusion, it mainly includes remaining needle sleeve pipe, casing seat, puncture needle tubing, connecting leg, transfusion three way cock assembly, the sleeve pipe rear end is connected with casing seat, sealing-plug also is housed in the casing seat, the puncture needle tubing was inserted sealing-plug hermetically, was positioned at the remaining needle sleeve pipe, and the casing seat side direction is connected with transfusion three way cock assembly by connecting leg.After medical personnel use venous indwelling at the patient's vein vascular puncture, need the puncture needle tubing is extracted from casing seat rear end and remaining needle sleeve pipe, comparatively softish sleeve portion is kept somewhere in the patient's vein blood vessel, carried out continuously to the patient or transfusion discontinuously by the remaining needle sleeve pipe.Because the needle point of puncture needle tubing is extremely sharp, needle tubing is extracted back needle tubing and tip portion from the sleeve pipe of remaining needle exposed fully, very easily causes to accidentally injure and catch, and the healthy of medical personnel constituted a threat to.In addition, when using venous indwelling to infuse at patient's vein, some valuable medicine (paclitaxel is the most representative) can react with the PVC material of existing connecting leg, separate out solute, and PVC being stronger to the absorption affinity of medicine, is a kind of waste to valuable drug, therefore, when using common these medicines of venous detaining needle infusion, just can not well bring into play the curative effect of medicine, even threaten patient's body health.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of rational in infrastructure, easy to use, can cover the puncture needle tubing of from the remaining needle sleeve pipe, extracting effectively, avoid it that medical personnel are damaged, and can prevent that medicine and infusion pipeline from reacting, guarantee the original character of medicinal liquid and the closed safety polyester venous detaining needle of performance.
The technical scheme in the invention for solving the above technical problem is: a kind of closed safety polyester venous detaining needle; mainly include the remaining needle sleeve pipe; casing seat; the puncture needle tubing; connecting leg; transfusion three way cock assembly; the sleeve pipe rear end is connected with casing seat; sealing-plug also is housed in the casing seat; the puncture needle tubing was inserted sealing-plug hermetically; in the remaining needle sleeve pipe; the casing seat side direction is connected with transfusion three way cock assembly by connecting leg; it is characterized in that: the casing seat rear portion is provided with the puncture needle of being made up of middle turning set and back cover and guarantees sheath, and connecting leg is to be made by polyester material.
Puncture syringe rear end described in the utility model is provided with needle handle, and needle handle is blocked in the casing seat rear end, and its both sides are provided with fin.
On the needle handle of puncture syringe rear end described in the utility model, be axially arranged with fin slide-and-guide groove on middle turning set and the back jacket wall.
Casing seat described in the utility model rear end is provided with mouth of connecting trough, and middle turning set is provided with a connection bump that matches with the casing seat mouth of connecting trough.
This utility model casing seat is the y type, and the side of its front cavity is provided with bifurcated pipe, and bifurcated pipe is communicated with connecting leg.
Threeway, calparine cap and the end cap of this utility model casing seat and transfusion three way cock assembly all are to be made by non-PVC material.
Closed safety polyester venous detaining needle described in the utility model, its needle handle both sides are the arcuated fin piece of holding up, and the vertical bar projection is arranged on the fin.The cover inner wall at end is provided with annular protrusion behind this utility model, and the needle handle rear end is provided with the elasticity boss of band cross notch accordingly.
This utility model is guaranteed sheath owing to be connected with puncture needle at the casing seat rear portion; against existing technologies; medical personnel are when extracting retained needle puncture needle tubing assembly; the puncture needle tubing can be fully by upper shield in protective sleeve; realized safe disposal, avoided medical personnel to be accidentally injured by pin and catch may, connecting leg, casing seat, transfusion three way cock assembly all are to be made by non-PVC material; can prevent that medicine and infusion pipeline from reacting, guarantee the original character and the performance of medicinal liquid.
Description of drawings
Below in conjunction with accompanying drawing this utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is that part assemblies such as this utility model protective sleeve are disassembled sketch map.
1. sheaths among the figure, 2. sleeve pipe, 3. casing seat, 4. sealing-plug, 5. connecting leg, 6. clip, 7. threeway, 8. calparine cap, 9. end cap, 10. puncture needle tubing, 11. needle handles, turning sets in the middle of 12., 13. back covers.
The specific embodiment
As seen from Figure 1, a kind of closed safety of this utility model polyester venous detaining needle mainly includes remaining needle sleeve pipe 2, casing seat 3, puncture needle tubing 10, connecting leg 5, transfusion three way cock assembly etc.Sheath 1 is arranged outside the sleeve pipe 2, sleeve pipe 2 rear ends are connected with casing seat 3, casing seat 3 back segment inner chambers also are equipped with sealing-plug 4, puncture needle tubing 10 was inserted sealing-plug 4 hermetically, it is through whole remaining needle sleeve pipe 2, casing seat 3 lateral branching pipes are connected with transfusion three way cock assembly by connecting leg 5, be that connecting leg 5 one ends are communicated with remaining needle sleeve pipe 2 by casing seat 3, the other end connects threeway 7, threeway 7 two outlets in addition has nipple and calparine cap 8 and end cap 9 to spin, and medicinal liquid enters threeway 7 by calparine cap 8, the connecting leg 5 of flowing through, prop up through casing seat 3 side direction and mouthful to enter the casing seat ante-chamber and flow to sleeve pipe 2, enter vein blood vessel at last.This utility model connecting leg 5 is to be made by polyester material.Threeway 7, calparine cap 8 and the end cap 9 of casing seat 3 and transfusion three way cock assembly all are to be made by non-PVC material.Can prevent that like this medicine and infusion pipeline from reacting, guarantee the original character and the performance of medicinal liquid.When carrying out two kinds of medicinal liquid transfusions,, connect other transfusion apparatus and get final product as long as screw off end cap 9.
Be it can also be seen that by Fig. 1 and Fig. 2 this utility model casing seat 3 is the y type, the side of its front cavity is provided with bifurcated pipe, and bifurcated pipe is communicated with connecting leg 5.Casing seat 3 rear portions are provided with by middle turning set 12 and back cover 13 puncture needles of forming guarantees sheath.Described casing seat 3 rear ends are provided with mouth of connecting trough 3a, and middle turning set 12 is provided with a connection bump 12a who matches with the casing seat mouth of connecting trough.Puncture needle tubing 10 tail ends are fixed on the needle handle 11, and it passes sealing-plug 4 and is inserted in the sleeve pipe 2.Both sides are provided with fin by planar slide bar 11a on the needle handle 11 of puncture syringe rear end described in the utility model, and it is the arcuated fin piece 11b that holds up, and the vertical bar projection is arranged on the fin.Like this, match, and curved surfaces there is the vertical bar projection, is convenient to the strength of controlling puncture and extracting with medical personnel's finger surface arc.Be axially arranged with fin slide-and- guide groove 12b and 13a on middle turning set 12 and back cover 13 walls.Cover 13 inner wall at end are provided with annular protrusion 13b behind this utility model, and needle handle 11 rear ends are provided with the elasticity boss 11c of band cross notch accordingly.Middle turning set 12 and back cover 13 tight fit sockets.
When needle handle 11 is extracted backward together with puncture needle tubing 10; the slider bar 11a of needle handle 11 slides in the gathering sill 13a of the gathering sill 12b of middle turning set 12 and back cover 13; when tip portion is extracted through sealing-plug 4; sealing-plug 4 can seal pin hole immediately; annular protrusion 13b in the back cover 13 blocks the elasticity boss 11c of the band cross notch of needle handle 11 rear ends; make the puncture needle tubing 10 can't be to front slide; the needle tubing 10 that punctures this moment can be covered by back cover 13 and middle turning set 12 fully; rotate then needle handle 11 with the connection bump 12a of middle turning set 12 facing to the mouth of connecting trough 3a axial notch direction of casing seat 3 and extract the protective sleeve assembly and needle assembly (comprising needle handle 11 and puncture needle tubing 10); so just stopped the puncture needle tubing and exposed the harm that is brought, protected effectively that medical personnel's is healthy.
This utility model is guaranteed sheath owing to be connected with puncture needle at the casing seat rear portion; medical personnel are when extracting retained needle puncture needle tubing assembly; the puncture needle tubing can be fully by upper shield in protective sleeve, realized safe disposal, avoided medical personnel to be accidentally injured by pin and catch may.Connecting leg, casing seat, transfusion three way cock assembly all are to be made by non-PVC material, can prevent that medicine and infusion pipeline from reacting, and guarantee the original character and the performance of medicinal liquid.
Claims (7)
1. closed safety polyester venous detaining needle; mainly include remaining needle sleeve pipe, casing seat, puncture needle tubing, connecting leg, transfusion three way cock assembly; the sleeve pipe rear end is connected with casing seat; sealing-plug also is housed in the casing seat; the puncture needle tubing was inserted sealing-plug hermetically; in the remaining needle sleeve pipe; the casing seat side direction is connected with transfusion three way cock assembly by connecting leg; it is characterized in that: the casing seat rear portion is provided with the puncture needle of being made up of middle turning set and back cover and guarantees sheath, and connecting leg is to be made by polyester material.
2. closed safety polyester venous detaining needle according to claim 1 is characterized in that: the puncture syringe rear end is provided with needle handle, and needle handle is blocked in the casing seat rear end, and its both sides are provided with fin, is axially arranged with fin slide-and-guide groove on middle turning set and the back jacket wall.
3. closed safety polyester venous detaining needle according to claim 1, it is characterized in that: casing seat is the y type, and the side of its front cavity is provided with bifurcated pipe, and bifurcated pipe is communicated with connecting leg.
4. closed safety polyester venous detaining needle according to claim 1, it is characterized in that: the casing seat rear end is provided with mouth of connecting trough, and middle turning set is provided with a connection bump that matches with the casing seat mouth of connecting trough.
5. closed safety polyester venous detaining needle according to claim 1 and 2 is characterized in that: the needle handle both sides of puncture syringe rear end are the arcuated fin piece of holding up, and the vertical bar projection is arranged on the fin.
6. closed safety polyester venous detaining needle according to claim 1 and 2 is characterized in that: back cover inner wall at end is provided with annular protrusion, and the needle handle rear end is provided with the elasticity boss of band cross notch accordingly.
7. closed safety polyester venous detaining needle according to claim 1 is characterized in that: threeway, calparine cap and the end cap of casing seat and transfusion three way cock assembly all are to be made by non-PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085874 CN2810624Y (en) | 2005-07-21 | 2005-07-21 | Enclosed safety polyester intravenous retention needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085874 CN2810624Y (en) | 2005-07-21 | 2005-07-21 | Enclosed safety polyester intravenous retention needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2810624Y true CN2810624Y (en) | 2006-08-30 |
Family
ID=36937010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520085874 Expired - Fee Related CN2810624Y (en) | 2005-07-21 | 2005-07-21 | Enclosed safety polyester intravenous retention needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2810624Y (en) |
-
2005
- 2005-07-21 CN CN 200520085874 patent/CN2810624Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2094336B1 (en) | Syringe for sequential expression of different liquids and method of using same | |
| CN2810623Y (en) | Enclosed safety intravenous retention needle | |
| US5203771A (en) | Arterial/venous fluid transfer system | |
| CN103071203A (en) | Anti-acupuncture intravenous detaining needle | |
| CN203749919U (en) | Needleless infusion device | |
| CN201200674Y (en) | Infusion device | |
| CN204275171U (en) | A kind of remaining needle with slow release malleation | |
| CN2907727Y (en) | Single wing safety vein retaining needle | |
| CN205867208U (en) | Medicine transfusion system is injected to vein | |
| CN107469191A (en) | A kind of anti-venous indwelling needle | |
| CN2810625Y (en) | Enclosed safety light-proof intravenous retention needle | |
| CN2810624Y (en) | Enclosed safety polyester intravenous retention needle | |
| CN2820201Y (en) | Closed polyester venous retaining needle | |
| CN202682468U (en) | Remaining needle preventing puncture | |
| CN201912543U (en) | Disposable light-proof intravenous indwelling needle | |
| CN201899744U (en) | Needle tube retraction type light-shading venous indwelling needle | |
| CN210813049U (en) | Novel marrow transfusion puncture device | |
| CN201668793U (en) | Needle tube retraction type positive pressure remaining needle | |
| JP7500580B2 (en) | Needleless access connector for facilitating delivery of instruments to a catheter assembly | |
| CN2810622Y (en) | Enclosed light-proof intravenous retention needle | |
| CN2785609Y (en) | Composite vein transfusion needle | |
| CN204910325U (en) | Venous transfusion needle safety shield | |
| EP2033671B1 (en) | Kit for oxygen-ozone therapy | |
| CN204233522U (en) | Disposable transfusion device | |
| CN202892544U (en) | Disposable safe type transfusion indwelling needle |
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: 20060830 Termination date: 20130721 |