CN103830802A - Disposable secure transfusion remaining needle - Google Patents
Disposable secure transfusion remaining needle Download PDFInfo
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- CN103830802A CN103830802A CN201210472875.2A CN201210472875A CN103830802A CN 103830802 A CN103830802 A CN 103830802A CN 201210472875 A CN201210472875 A CN 201210472875A CN 103830802 A CN103830802 A CN 103830802A
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- needle
- needle tubing
- remaining
- connecting hose
- tube
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Abstract
The invention discloses a disposable secure transfusion remaining needle and belongs to the field of medical instruments. The disposable secure transfusion remaining needle mainly comprises a remaining hose, a puncture needle tube, a transfusion hose, a needle tube pulling part, a connecting hose and a needle tube protecting tube, wherein the connecting hose is arranged between the remaining hose and the needle tube protecting tube, the remaining hose, the connecting hose and the needle tube protecting tube are connected in sequence into a whole, the needle tube pulling part and the puncture needle tube are connected into a whole and are placed in the body formed by sequential connection of the remaining hose, the connecting hose and the needle tube protecting tube together, and the puncture needle tube is contained in the needle tube protecting tube in a shielded mode by pulling the needle tube pulling part. According to the disposable secure transfusion remaining needle, the advantages of traditional remaining needles are reserved, the puncture needle tube can be effectively and conveniently contained in the shielded mode, rigid length after assembly is definitely reduced, repeated usage is avoided, and the purpose of secure transfusion is realized in the true sense.
Description
Technical field
The present invention relates to vein in medical instruments field or arterial infusion, blood transfusion, blood taking needle, espespecially a kind of disposable safety transfusion remaining needle.
Background technology
Current transfusion remaining needle mainly utilizes indwelling flexible pipe to patient's infusion liquid.Because indwelling flexible pipe can be with blood vessel synchronous zigzag in blood vessel, thereby can again not puncture blood vessel wall and cause corresponding untoward reaction because patient limb moves.Therefore, the use of transfusion remaining needle has its safe, convenient and reliability, has also reduced the misery of puncture again to patient simultaneously.
But this transfusion remaining needle is after infusion-completed, its sharp needle tubing is completely outside exposed, brought to clinical staff and clinical waste recovery personnel to stab by mistake and infect, pathophorous danger.And this danger has been unavoidable a great problem in medical industry.Especially the disease of some specific infection, syringe needle as used in the patient such as hepatitis B, acquired immune deficiency syndrome (AIDS) more needs exercise due diligence.And the method that solves at present this difficult problem also has, for example China Patent No. is 03141566.0 " a kind of safety type phleboclysis staying needle with the wing " mentioned, comprises indwelling casing tube assembly, safeguard protection shell, puncture needle assembly and needle point helmet.Its indwelling casing tube assembly is made up of threeway seat, flexible pipe, joint, sealing member and indwelling casing tube, and its puncture needle assembly is made up of puncture needle wings and puncture needle tubing.The front end of safeguard protection shell is plugged on the first interface of threeway seat, and the root of puncture needle wings is mediated with the guiding conduit of safeguard protection shell movably.When indwelling casing tube and puncture needle tubing together thrust after blood vessel, by puncture needle wings, puncture needle tubing is retracted in safeguard protection shell, finally safeguard protection shell to be pulled up from threeway seat, the safety that realizes puncture needle assembly abandons.For example China Patent No. is 95101192.8 " with the infusion syringes of wing plate " mentioned again, the sleeve of the rear end that comprises syringe needle, supporting needle, accommodates the maintenance cylinder of sleeve pipe.Sleeve can be along keeping the inwall of cylinder from keeping the primary importance of cylinder front end to slide into the second position of its rear end; on sleeve and maintenance cylinder, be provided with the structure that can mutually combine; when sleeve, in the time keeping the primary importance of cylinder, it has been prevented from sliding to the second position; when sleeve keep cylinder the second position time it be prevented to primary importance slide, thereby Tip protection accommodate.
Although two kinds of above-mentioned inventions can effectively be protected sharp needle tubing to accommodate, avoid having brought the danger of by mistake stabbing and catch to clinical staff and clinical waste recovery personnel, there is the weak point of oneself.The former invention, its structure is more complicated, industrial cost is higher, rigid length after its assembling is longer than the rigid length of common non-remaining needle simultaneously, when clinical use, medical worker holds pin not smoothly, puncture is often difficult for successfully, and fixing needle handle is also more difficult, also has the possibility of being utilized by illegal businessman's secondary; The latter's invention; its protector and syringe needle are one, and the rigid length after its assembling is more a lot of than the length of general transfusion needle, requires patient to keep for a long time stiff position when clinical use; otherwise syringe needle can puncture blood vessel again, brings serious consequence to patient.
Summary of the invention
The object of the invention is: a kind of disposable use safety transfusion remaining needle is provided, in inheriting tradition remaining needle advantage, it can accommodate shielding by puncture needle tubing easily and effectively, the rigid length shortening definitely after its assembling improves the security reliability while use, greatly stops the phenomenon of again being utilized simultaneously.
Technical scheme provided by the present invention is: disposable use safety transfusion remaining needle, comprise indwelling flexible pipe, puncture needle tubing, needle tubing drawing part, connecting hose, needle tubing pillar and infusion tube, described connecting hose is arranged between being connected of indwelling flexible pipe and needle tubing pillar and sequentially connects as one, and described needle tubing drawing part connects as one and is together built in the sequentially connector of indwelling flexible pipe, connecting hose and needle tubing pillar with puncture needle tubing.The front end of wherein said connecting hose is at least provided with a needle handle, so that medical worker holds pin puncture; The tail end of described needle tubing pillar at least arranges one and around forms opening by elastomeric material, makes after itself and the mutual close-fitting fit of needle tubing drawing part, and the retraction of elastomeric material plays the effect of airtight medicinal liquid, and medicinal liquid can not spilt through the opening of needle tubing pillar rear end; Described needle tubing drawing part be can be bending strip thing, can be bending with connecting hose while making needle tubing drawing part be built in connecting hose; The stereoplasm tube that described needle tubing pillar is made up of hard material, and its total length is greater than the total length of the needle tubing that punctures, and needle tubing pillar can be protected puncture needle tube shield safely and effectively; Described needle tubing drawing part is piercing in the tail end of needle tubing pillar, by tractive needle tubing drawing part, puncture needle tubing tractive is accommodated to shielding to needle tubing pillar.
Main beneficial effect of the present invention is: accommodate that shielding puncture needle tubing is convenient, safety, and the rigid length after its assembling and common non-remaining needle the same short, disposable use, it is simple in structure, easy and simple to handle simultaneously, cost of manufacture is cheap.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment 1 of the disposable use safety transfusion of the present invention remaining needle;
Fig. 2 is the puncture needle tubing of embodiment 1 and the structural representation of needle tubing drawing part of the disposable use safety transfusion of the present invention remaining needle;
Fig. 3 is the structural representation of the connecting hose of the embodiment 1 of the disposable use safety transfusion of the present invention remaining needle;
Fig. 4 is the cross-section tangent plane schematic diagram of the needle tubing pillar rear end of the embodiment 1 of the disposable use safety transfusion of the present invention remaining needle;
Fig. 5 is that the needle tubing drawing part that passes through of the embodiment 1 of the disposable use safety transfusion of the present invention remaining needle is pulled to puncture needle tubing in needle tubing pillar, makes puncture needle be in control the structural representation of shielding protection;
Fig. 6 is the structural representation of the embodiment 2 of the disposable use safety transfusion of the present invention remaining needle.
The specific embodiment
In order more clearly to explain the present invention, below in conjunction with accompanying drawing, the present invention is described.
As shown in Figures 1 to 4, the invention provides a kind of disposable use safety transfusion remaining needle, mainly comprise puncture needle tubing 1, needle tubing drawing part 2, indwelling flexible pipe 3, connecting hose 4, needle tubing pillar 5 and infusion tube 6.Wherein said connecting hose 4 and indwelling flexible pipe 3 are soft and have certain elastic material and form by matter, make it have reliable flexural property, and connecting hose 4 is set to pipe front end 41 and pipe rear portion 42, and pipe front end is at least provided with a needle handle 43; The front end 41 of described connecting hose and the 3 phase Colaesces of indwelling flexible pipe, the rear portion 42 of connecting hose is connected with the front end of needle tubing pillar 5; The tail end of described puncture needle tubing 1 is provided with needle stand 11, and the rear end of needle stand is provided with opening, and puncture needle tubing 1 be built in indwelling flexible pipe 3, the needle stand 11 of its tail end and the front end of connecting hose 41 phase fits; The tail end of described needle tubing pillar is provided with opening 51 openings 52, and wherein at least the surrounding of opening 51 is made up of elastomeric material; Described needle tubing drawing part 2 is set to strip thing that can be bending, and be built in connecting hose 4 and needle tubing pillar 5, its one end is connected with the needle stand 11 of puncture needle tubing 1 tail end, and the other end through after connecting hose 4 and needle tubing pillar 5, passes in the opening 51 of needle tubing pillar rear end successively.Infusion tube 6 is closely connected in another opening 52 of needle tubing pillar rear end, and medicinal liquid is inputted in needle tubing pillar 5 through infusion tube 6, then is infused in patient body through connecting hose 4 and indwelling flexible pipe 3 or the needle tubing 1 that punctures.Consistent and the mutual close-fitting fit of internal diameter of the external diameter of described puncture needle tubing 1 and indwelling flexible pipe 3; The external diameter of needle stand 11 of the internal diameter of the front end 41 of connecting hose and puncture needle tubing 1 rear end is consistent or be slightly less than the external diameter of the needle stand 11 of needle tubing 1 rear end of puncturing, making it has certain frictional resistance after mutual close-fitting fit, can be because puncture needle tubing when puncture is not because being subject to the resistance of skin and blood vessel from front end 41 slippages of connecting hose; The external diameter of needle tubing drawing part 2 is greater than the bore of needle tubing pillar open rearward end 51, makes it after mutual close-fitting fit, and the retraction of elastomeric material plays the effect of airtight medicinal liquid, and medicinal liquid can not spilt through the opening 51 of needle tubing pillar rear end.As shown in Figure 5, the length of needle tubing pillar 5 is greater than the total length of the needle tubing 1 that punctures, and the stereoplasm tube that forms of needle tubing pillar 5 hard material that can not thrust for puncture needle tubing, makes the needle tubing pillar 5 can be safely and effectively by puncture needle tubing 1 shielding protection.
Use time of the present invention, medical worker introduces liquid and sequences air from infusion tube 6, and hands pinches needle handle 43, and bending connecting hose 4 is to prevent puncturing needle tubing 1 because being subject to the resistance of skin and blood vessel from front end 41 slippages of connecting hose again simultaneously.After puncturing successfully, blood flow into puncture needle tubing 1, flows into connecting hose 4 from the opening part of the needle stand 11 of puncture needle tubing 1 tail end.Now medical worker pinches and fixing needle handle 43 on the other hand, another hands pinches the tail end of needle tubing drawing part 2 toward post-tensioning, until puncture needle tubing 1 enters into needle tubing pillar 5 completely, now only have indwelling flexible pipe to stay in blood vessel, and puncture needle tubing is shielded in needle tubing pillar by safe containment.Finally with the good remaining needle of immobilization with adhesive tape.The needle tubing drawing part 2 exposing can indwelling, also can cut off with shears.
The principle of the present embodiment and structure and above-described embodiment are basic identical, and difference is only that needle tubing drawing part and infusion tube in the present embodiment are one-body molded settings, and its same structure part no longer describes in detail.As shown in Figure 6, described needle tubing drawing part 2 and infusion tube 6 are set to one-body molded, and infusion tube 6 is also needle tubing drawing part 2 simultaneously.Omit arranging again of needle tubing drawing part 2 from production angle, also reduced the opening of needle tubing pillar 5 tail ends, when having reduced cost, also reduced manufacturing process.But utilize the present embodiment can reach equally the object of disposable use and safe infusion.While using the present embodiment 2, only need after puncturing successfully, just puncture needle tubing 1 tractive can be accommodated to shielding to needle tubing pillar 5 by tractive infusion tube 6.
In sum, use time of the present invention owing to only having indwelling flexible pipe in blood vessel, can be with blood vessel synchronous zigzag, thus can again not puncture blood vessel wall and cause corresponding untoward reaction because patient limb moves, it has inherited the advantage of traditional remaining needle; Again owing to being provided with needle tubing drawing part and needle tubing pillar, can puncture needle tubing be pulled to needle tubing pillar by tractive needle tubing drawing part and accommodate shielding, thereby avoid clinical staff and clinical waste to reclaim that personnel infect because stab by mistake, pathophorous phenomenon occurs; Again owing to being provided with connecting hose between indwelling flexible pipe and the connection of needle tubing pillar, connecting hose and needle tubing drawing part can both be bending, make the rigid length after its assembling the same shorter with common transfusion needle, when clinical use, do not require that patient keeps stiff position for a long time, can not bring serious consequence to patient because the movement of patient posture punctures blood vessel again; After last the present invention uses, due to the flexural property that needle tubing drawing part has, in nonproductive assembling situation, can not again puncture needle tubing be pushed in indwelling flexible pipe and the transfusion of again puncture, thereby fundamentally stop the phenomenon of secondary utilization.
The foregoing is only specific embodiments of the invention, can not limit practical range of the present invention with this, every modification of substantially making according to claims of the present invention, all belongs to protection scope of the present invention.
Claims (6)
1. disposable use safety transfusion remaining needle, comprise indwelling flexible pipe, puncture needle tubing and infusion tube, it is characterized in that being also provided with connecting hose, needle tubing pillar and needle tubing drawing part, described connecting hose is arranged between being connected of indwelling flexible pipe and needle tubing pillar and sequentially connects as one, and described needle tubing drawing part connects as one and is together built in the sequentially connector of indwelling flexible pipe, connecting hose and needle tubing pillar with puncture needle tubing.
2. disposable use safety transfusion remaining needle according to claim 1, it is characterized in that described needle tubing drawing part be can be bending strip thing.
3. disposable use safety transfusion remaining needle according to claim 1 and 2, is characterized in that described needle tubing drawing part is piercing in the tail end of needle tubing pillar.
4. disposable use safety transfusion remaining needle according to claim 1, is characterized in that described needle tubing pillar is stereoplasm tube, and its total length is greater than the total length of the needle tubing that punctures.
5. according to the disposable use safety transfusion remaining needle described in claim 1 or 4, the tail end of the needle tubing pillar described in it is characterized in that at least arranges one and forms opening by elastomeric material around.
6. disposable use safety transfusion remaining needle according to claim 1, is characterized in that the front end of described connecting hose is at least provided with a needle handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210472875.2A CN103830802B (en) | 2012-11-21 | 2012-11-21 | Single use safety transfusion remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210472875.2A CN103830802B (en) | 2012-11-21 | 2012-11-21 | Single use safety transfusion remaining needle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103830802A true CN103830802A (en) | 2014-06-04 |
| CN103830802B CN103830802B (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210472875.2A Expired - Fee Related CN103830802B (en) | 2012-11-21 | 2012-11-21 | Single use safety transfusion remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103830802B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108926752A (en) * | 2018-06-29 | 2018-12-04 | 广东先来医疗器械有限公司 | A kind of hose safety transfusion needle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1240148A (en) * | 1998-06-23 | 2000-01-05 | 刘文能 | Multi-purpose safety automatic transfusion vein indwelling needle |
| EP1142603A1 (en) * | 2000-04-04 | 2001-10-10 | Nipro Corporation | Indwelling needle assembly |
| US20080082054A1 (en) * | 2006-09-21 | 2008-04-03 | Nipro Corporation | Indwelling needle |
| CN102099075A (en) * | 2008-05-22 | 2011-06-15 | 泰尔茂株式会社 | Catheter retaining tool |
| CN202892544U (en) * | 2012-11-21 | 2013-04-24 | 黄水莲 | Disposable safe type transfusion indwelling needle |
-
2012
- 2012-11-21 CN CN201210472875.2A patent/CN103830802B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1240148A (en) * | 1998-06-23 | 2000-01-05 | 刘文能 | Multi-purpose safety automatic transfusion vein indwelling needle |
| EP1142603A1 (en) * | 2000-04-04 | 2001-10-10 | Nipro Corporation | Indwelling needle assembly |
| US20080082054A1 (en) * | 2006-09-21 | 2008-04-03 | Nipro Corporation | Indwelling needle |
| CN102099075A (en) * | 2008-05-22 | 2011-06-15 | 泰尔茂株式会社 | Catheter retaining tool |
| CN202892544U (en) * | 2012-11-21 | 2013-04-24 | 黄水莲 | Disposable safe type transfusion indwelling needle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108926752A (en) * | 2018-06-29 | 2018-12-04 | 广东先来医疗器械有限公司 | A kind of hose safety transfusion needle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103830802B (en) | 2016-01-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160127 Termination date: 20201121 |