CN205598342U - Connection mode transfusion needle - Google Patents
Connection mode transfusion needle Download PDFInfo
- Publication number
- CN205598342U CN205598342U CN201620128153.9U CN201620128153U CN205598342U CN 205598342 U CN205598342 U CN 205598342U CN 201620128153 U CN201620128153 U CN 201620128153U CN 205598342 U CN205598342 U CN 205598342U
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- China
- Prior art keywords
- needle
- interconnection system
- puncture
- transfusion needle
- type connector
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Abstract
The utility model discloses a connection mode transfusion needle, infusion pipe including steel needle, needle file, needle file rear, its characterized in that: the needle file is the cylindricality. The utility model aims at providing a simple structure is reasonable, can use current technology manufacturing, there is the column needle file can regard as the support can regard as handheld portion to use again, can direct unsettled connection after the connection, and keep and puncture connection mode connecting piece stability, can the adapted conventional steel needle helmet or needle -prick prevention hinder the sheath, can the puncture of multi -section position connect, article one, both can be fixed to the sticky tape, it gets into the special transfusion needle of human endovascular puncture formula connecting piece with other materials to reduce the nosocomial infection, in order to solve the current clinical problem that does not have special transfusion needle.
Description
Technical field
This utility model relates to medical instruments field, is specifically related to a kind of interconnection system transfusion needle, and this product is exclusively used in the connection being furnished with puncture type connector product and uses with transfusion and blood transfusion.
Background technology
We are through long-term observation and experiment, find Present clinical transfusion is connected with the transfusion indwelling tool such as remaining needle, central venous catheter the utensil of transfusion do not has so far can actual batch production and can the preferable special implement of practical operation use.And technical scheme disclosed in existing is due to structure or technological problems, production difficulty and operating characteristics defect cause product be difficult to actual application and promote.The existing product that we have found that and the defect of technology be:
After the most existing transfusion needle docks with the puncture type connector of indwelling apparatus, unprotected or fixing device, it is impossible to unsettled connection, can only be fixed on the limbs of people.
After the most existing transfusion needle docks with the puncture type connector of indwelling apparatus, strong point when both are fixed on human body is in Different Plane, use adhesive tape can not fix firm to transfusion needle stand and puncture type connector so that transfusion needle root is easily subject to breaking force, bent needle phenomenon occurs.
3. adhesive tape is fixed, and one is to cause patient to need to accept more adhesive tape sticking, it is also possible to cause the probability of allergy to increase, and another is that operation is cumbersome.
The most existing non-security and safety transfusion needle is unreliable, operation can not avoid accidental needle sticks to hinder completely.
The most existing secure private transfusion needle technology can not puncture the position that puncture type connector transfusion end face is different.
6. traditional infusion pin draw point is oversize relative to puncture type connector, easily occurs in bent needle and connection procedure that needle point is encountered and makes needle point barb on the sidewall of infusion set, when extracted damage puncture type connector sealing member.
The most existing safety transfusion needle can not be connected with the puncture type connector on Y type remaining needle.
8. we find in clinical investigation, existing Transfusion needle pipe needle point is angle pin, when connecting transfusion for remaining needle, its drawback is: it is when puncturing puncture type connector, puncture orifice is a line, needle tubing enters after strutting, and its opening is positioned at pinpoint inclined plane, so punctures and easily the various materials punctured on line are included that microorganism, various microgranule and various organic or inorganic thing are brought in transfusion device system, in fact it could happen that nosocomial infection and other harm.
Summary of the invention
The purpose of this utility model be to provide a kind of simple and reasonable, existing technique manufacture can be used, have column needle stand can use as Handheld Division again as supporting, after connection can direct unsettled connection and keep with puncture interconnection system connector stability, can with adapted routine draw point helmet or anti-pricking wound sheath, can puncture with multiple location be connected, adhesive tape can fix both, puncture type connector dedicated transfusion pin in reduction nosocomial infection and other materials entrance human vas, to solve the problem that existing clinic does not has dedicated transfusion pin.
In order to solve these problems of the prior art, the technical scheme that this utility model provides is: including draw point, needle stand, the transfusion catheter at needle stand rear, described needle stand is cylindrical.
Under more excellent enforcement state, the prosopyle of the path that described needle stand accommodates draw point is positioned at needle stand and punctures the rear axially against stress surface of end face towards puncture type connector.
Under more excellent enforcement state, described draw point side, there is the support member that puncture type connector can laterally abut.
Under more excellent enforcement state, needle stand is fixedly connected with the expandable sheath that can accommodate the insertion of puncture type connector of its prosopyle.
Under more excellent enforcement state, the glue curing thing stayed after described draw point is bonding with needle stand on the axially loaded face of needle stand or its rear after transfusion needle is connected with the puncture of puncture type connector foremost.
Under more excellent enforcement state, described interconnection system transfusion needle has also worn removable tubulose helmet.
Under more excellent enforcement state, draw point length is less than the 3/4 of puncture type connector length.
Under more excellent enforcement state, a described sheath sidewall at least gap.
Under more excellent enforcement state, described sheath is the soft tubular sheath that macromolecular material manufactures.
Above-mentioned " soft tubular sheath " refer to normally use in (under sheath is inadvisable) will not bending, under there is protection draw point and anti-needling action premise, there is certain deformability and elastic soft material jacket structure.
Under more excellent enforcement state, described draw point is provided with cone tip, and infusion hole is positioned on the needle tubing sidewall at cone tip trailing edge rear.
Herein orientation be infuse needle point point to direction be front, after rightabout is.
Compared to solution of the prior art, the utility model has the advantages that:
1. after the transfusion needle of this patent docks with puncture type connector, protected or fixing device, the unsettled connection of energy, can be stably fixed on the limbs of people.And conventional helmet can be used.
2. this utility model dedicated transfusion pin, there is style handle, convenient operation, being also convenient for the puncture type connector with stylolitic part to be connected, both connecting portions are all cylindricalitys, and an adhesive tape is reliably fixed and can also be realized unsettled fixing, even if being fixed on patient skin, both becoming pillar support line/face to be in height, needle stand will not be unsettled, will not extra stress.
3. adhesive tape is fixed, and reduces adhesive tape and uses, reduces the probability of allergy.
4. operation is entirely capable of avoiding accidental needle sticks to hinder completely.
5. the sheath of the anti-acupuncture of this utility model transfusion needle is owing to being distensible, so puncture type connector that can be different from different manufacturers external diameter connects, transfusion needle can also be allowed to puncture sheath when puncture type connector punctures end face different parts and can also accommodate puncture type connector, bent needle and situation about can not connect occur without draw point is produced the biggest active force, when preventing from operating, pricking wound occurs unexpectedly simultaneously.
6. the draw point of this patent uses side opening hour hand, is difficult to bent needle and is difficult to needle point in connection procedure and encounters and make needle point barb on the sidewall of infusion set, and occurring damaging puncture type connector sealing member, it is to avoid exfoliation produces.
7. after this utility model dedicated transfusion pin is connected with puncture type connector, owing to draw point root is in the needle stand rear against stress surface, needle stand draw point root when stress will not become and is stressed directly a little, reduces bent needle unexpected.
8. can be connected with the puncture type connector on Y type remaining needle.
9. it is lowered into the microorganism in transfusion system, reduces nosocomial infection and other materials enter the harm in human vas.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and this utility model is further described by embodiment:
Accompanying drawing 1 is the structural representation of this utility model embodiment；
Accompanying drawing 2 wears the structural representation of conventional helmet for this utility model embodiment；
The needle stand longitudinal sectional view that accompanying drawing 3 is implemented for this utility model；
Accompanying drawing 4 is the structural representation of the another embodiment of this utility model；
Accompanying drawing 5 is the structural representation of the another embodiment of this utility model；
Numeral mark described in figure is expressed as: 1, draw point；2, needle stand；3, transfusion catheter；4, path prosopyle；5, path；6, sheath prosopyle；7, sheath；8, conventional helmet；9, support member.
Detailed description of the invention
Embodiment one: see shown in accompanying drawing 1,2:
A kind of interconnection system transfusion needle, including draw point 1, cylindrical needle stand 2, the transfusion catheter 3 at needle stand 2 rear, can match conventional helmet 8 or sheath 7.
Take off conventional helmet 8 in using, transfusion needle is punctured end face towards puncture type connector, is inserted into the end.Needle stand 2 front end and puncture type connector puncture end face axial against.Owing to column hand acupuncture seat 2 and puncture type connector cross-shaped portion are all cylinders, so both docking the most square and the fixing holding of use adhesive tape are coaxial, will not make transfusion draw point stress, when fixing on human body, needle stand also will not be unsettled.Both unsettled connections can be made when not being fixed on human body.Anti-acupuncture and fixation then can be played as configured sheath 7.
Embodiment two: see shown in accompanying drawing 1,3:
A kind of interconnection system transfusion needle, including draw point 1, cylindricality needle stand 2, the transfusion catheter 3 at needle stand 2 rear, the path prosopyle 4 of the path 5 accommodating draw point 1 in needle stand 2 is positioned at needle stand 2 and punctures the rear axially against stress surface of end face towards puncture type connector, can match conventional helmet 8 or sheath 7.
Draw point 1 is punctured end face towards puncture type connector, is inserted into the end.Needle stand 2 front end and puncture type connector puncture end face axial against, use adhesive tape fixing both and realize unsettled use.Owing to draw point 1 root is positioned at both against stress surface rear, after transfusion needle accident stress, draw point 1 root will not be stressed directly, but 1 a certain section of stress of draw point, thus reduce the generation of bent needle.And this structure, the glue curing thing residue stayed after bonding with needle stand also without special handling draw point 1 aborning.
Embodiment three: see shown in accompanying drawing 1,4:
A kind of interconnection system transfusion needle, including draw point 1, cylindricality needle stand 2, the transfusion catheter 3 at needle stand 2 rear, draw point 1 side, has the support member 9 that puncture type connector can laterally abut.The support member 9 of this example is the tiles gripper shoe with tiles structure.Conventional helmet 8 can be matched.
By puncture type connector cutting tip facing to needle point, promote forward puncture type connector, draw point 1 enter puncture type connector puncture end face on earth after, support member 9 concave surface is affixed on puncture type connector side, use adhesive plaster etc. both, make what both consolidated to be fixed together.Tiles gripper shoe can be fitted the puncture type connector side of stylolitic part, makes both be easier to be fixed together.
Embodiment four: see shown in accompanying drawing 1,5:
A kind of interconnection system transfusion needle, being less than 3/4 side opening draw point 1 of puncture type connector length, cylindricality needle stand 2, the transfusion catheter 3 at needle stand 2 rear including length, needle stand 2 is directly socketed with the expandable soft tubular sheath 7 having 2 longitudinal slots that can accommodate the insertion of puncture type connector of its prosopyle 6.
Middle medical personnel are used to facilitate hand-held 2 to hold pin operation.Owing to using the tubular sheath 7 of expansible deformation, both it was possible to prevent acupuncture surprisingly to occur, and transfusion needle puncture puncture type connector puncture end face any part can have been realized again and can realize being stably connected with.Article 2, longitudinal slot can at utmost realize tubular sheath 7 scalability to the periphery, adapt to different size of puncture type connector and transfusion needle puncture puncture type connector and puncture the connection of end face different parts, puncture end face center and the phenomenon of leakage that thus repeated localised puncture causes without making point of puncture be confined to.This example is 2 longitudinal slots, it is possible to use equipment is die-cut or prepared by injection.Can certainly be 1 or more than 2 symmetrical or asymmetric gap, to increase his expanding ability, this to realize on the premise of not affecting protection draw point and anti-acupuncture certainly.This example sheath 7 is to utilize its elastic and own frictional force to be directly socketed in whole column needle stand side, so simple low cost of production technology is not polluted, can also glue or other fixing meanss, the most above-mentioned premise is to ensure that in use, and sheath will not vertical shift or come off.It is a point that the draw point 1 of cone tip punctures in the transfusion end face connection of puncture type connector, can effectively reduce nosocomial infection and the risk of various material entrance human body.
Examples detailed above only for technology of the present utility model design and feature are described, its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All equivalent transformations done according to this utility model spirit or modification, all should contain within protection domain of the present utility model.
Claims (10)
1. an interconnection system transfusion needle, including draw point, needle stand, the transfusion catheter at needle stand rear, it is characterised in that: described needle stand is cylindrical.
A kind of interconnection system transfusion needle the most according to claim 1, it is characterised in that the prosopyle of the path that described needle stand accommodates draw point is positioned at needle stand and punctures the rear axially against stress surface of end face towards puncture type connector.
A kind of interconnection system transfusion needle the most according to claim 1, it is characterised in that described draw point side, has the support member that puncture type connector can laterally abut.
A kind of interconnection system transfusion needle the most according to claim 1, it is characterised in that needle stand is fixedly connected with the expandable sheath that can accommodate the insertion of puncture type connector of its prosopyle.
A kind of interconnection system transfusion needle the most according to claim 1, it is characterised in that the glue curing thing stayed after described draw point is bonding with needle stand on the axially loaded face of needle stand or its rear after transfusion needle is connected with the puncture of puncture type connector foremost.
A kind of interconnection system transfusion needle the most according to claim 1, it is characterised in that described interconnection system transfusion needle has also worn removable tubulose helmet.
A kind of interconnection system transfusion needle the most according to claim 1, it is characterised in that draw point length is less than the 3/4 of puncture type connector length.
A kind of interconnection system transfusion needle the most according to claim 4, it is characterised in that a described sheath sidewall at least gap.
A kind of interconnection system transfusion needle the most according to claim 4, it is characterised in that described sheath is the soft tubular sheath that macromolecular material manufactures.
10., according to a kind of interconnection system transfusion needle according to any one of claim 1-7, it is characterised in that described draw point is provided with cone tip, infusion hole is positioned on the draw point sidewall at cone tip trailing edge rear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620128153.9U CN205598342U (en) | 2016-02-19 | 2016-02-19 | Connection mode transfusion needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620128153.9U CN205598342U (en) | 2016-02-19 | 2016-02-19 | Connection mode transfusion needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205598342U true CN205598342U (en) | 2016-09-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620128153.9U Expired - Fee Related CN205598342U (en) | 2016-02-19 | 2016-02-19 | Connection mode transfusion needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205598342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105561435A (en) * | 2016-02-19 | 2016-05-11 | 常熟市精亮微医疗器械科技有限公司 | Connection type infusion needle |
-
2016
- 2016-02-19 CN CN201620128153.9U patent/CN205598342U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105561435A (en) * | 2016-02-19 | 2016-05-11 | 常熟市精亮微医疗器械科技有限公司 | Connection type infusion needle |
| CN105561435B (en) * | 2016-02-19 | 2020-07-14 | 山东朱氏药业集团有限公司 | Connection type transfusion needle |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20210219 |