CN103768680A - Safe remaining needle - Google Patents
Safe remaining needle Download PDFInfo
- Publication number
- CN103768680A CN103768680A CN201210410540.8A CN201210410540A CN103768680A CN 103768680 A CN103768680 A CN 103768680A CN 201210410540 A CN201210410540 A CN 201210410540A CN 103768680 A CN103768680 A CN 103768680A
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- CN
- China
- Prior art keywords
- needle
- needle stand
- sleeve body
- slide rail
- transfusion
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- 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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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides a safe remaining needle. The safe remaining needle comprises a sleeve body, an infusion soft needle, a metal needle and a sliding needle base. One end of the sleeve body is provided with a limiting opening, and the other end of the sleeve body is provided with a connecting opening. A needle base sliding rail is arranged in an appropriate position of the pipe body of the sleeve body. One end of the infusion soft needle is an insertion end, and the other end of the infusion soft needle is a connecting end. The metal needle is arranged in an appropriate position outside the insertion needle of the infusion soft needle in a sleeved mode. One end of the metal needle is a needle end, and the other end of the metal needle is a fixed end. One part of the sliding needle base is exposed out of the needle base sliding rail and is connected to one end of the needle base sliding rail in a clamped mode. The other part of the sliding needle base and the fixed end of the metal needle are fixed. The other part of the sliding needle base is arranged in an appropriate position inside the sleeve body so that the needle end of the metal needle can be exposed out of the limiting opening and the connecting end of the infusion soft needle can faces towards the connecting opening of the sleeve body.
Description
Technical field:
A kind of safety indwelling needle, refer to that especially soft remaining needle is arranged at metal needle inside by one and tube for transfusion is directly connected with soft remaining needle, do not see through third direction infusion fluid, and metal needle can inside contract and prevent that metal needle from exposing and causing own or other people injury, can prevent the safety indwelling needle of blood-borne disease propagation.
Background technology:
Even to this day, in medical treatment institute with venous detaining needle towards designing take safety as prerequisite, and the pain causing during for fear of puncture injection repeatedly, all at present generally to adopt this type of auxiliary implement of venous detaining needle, to reduce the Tong that caused when multiple injection bitterly, when use, indwelling piping punctures in human vein, and sleeve pipe is and exposes and outside adhesive tape is fixed on human arm, be socketed for syringe cylinder or transfusion bag by this sleeve pipe, transfusion is inputed in human vein.
Current venous detaining needle mainly contains two kinds of patterns, the first venous detaining needle pattern for its indwelling tube be soft needle body, and be and can scratch shape by axial bending, make indwelling tube carry out bending in company with injection site, sense of discomfort while use to reduce, and can reduce the possibility of stinging perforating veins, and not only increase safety, in the time that moving, also can reduce health pain; The second venous detaining needle pattern for its indwelling tube be hard needle body, be made by metal, its benefit is for can directly carrying out venipuncture without coordinating by other utensil, but easily cause in the use the sense of discomfort of sufferer, in the time that health need move, hard needle body easily pierces through vein in blood vessel, and easily causes pain sense of discomfort.
And the general system of known soft venous detaining needle utilizes the draw point of a metal, an outside sheathed soft pin, after syringe needle inserts human vas, exit draw point, soft pin indwelling is infused in blood vessel, and because draw point must be exited in one end, one end need insert human body and one end needs infusion fluid, therefore the sleeve pipe of known remaining needle group must be provided with three openings, it is different directions that draw point exits with infusion fluid, and therefore production cost is high; And soft needle guard is located at the outside of this draw point, in the time of assembling, draw point often can be worn out soft pin, makes decrease in yield; In addition, the draw point exiting easily causes medical personnel injured, and easily causes blood-borne transmission of disease.
Summary of the invention:
Safety indwelling needle structure of the present invention is to comprise: a sleeve body, and one end of this sleeve body has a restricted entry, and another end has a connector, and the pipe shaft of this sleeve body is suitably provided with a needle stand slide rail in place; The soft pin of one transfusion, one end of the soft pin of this transfusion is insertion end, the other end is link; One metal needle, the outside suitably place of insertion end that this metal needle system is set in the soft pin of this transfusion, wherein one end of this metal needle is pin end, the other end is stiff end; An and slip needle stand, one end of exposing this needle stand slide rail outside and being connected to this needle stand slide rail of this slip needle stand, the stiff end of another portion and this metal needle fixes, and be arranged on the suitable place of this sleeve body inside, make the pin end of this metal needle be exposed to this restricted entry outside, the link of the soft pin of this transfusion is towards the connector of this sleeve body.
The main technological means system of the present invention will arrange a slip needle stand on metal needle, seeing through needle stand slide rail can be after inserting human body, metal needle is inside contracted and can be exposed to outside sleeve body, do not need to exit metal needle, reduce the probability that metal needle causes medical personnel to injure, prevent the infection of blood-borne disease, and increase the safety using.
Soft this transfusion pin is arranged at this metal needle inside by the technological means system that the present invention is less important, when the outside that this metal needle is sheathed on to this soft pin can prevent from assembling, metal needle is broken by soft this transfusion acupuncture, improve yield rate, and the draw point of at present conventional remaining needle is arranged at the inside of this soft pin, and draw point is longer than soft pin, and cost of manufacture is higher, this technology can be used general draw point, but draw point is shorter and soft pin is longer, can reduce costs.
A present invention again technological means is the connector that the link of soft pin is extended to sleeve body, can directly or indirectly be connected with tube for transfusion, does not need to arrange in addition a direction opening and is connected with tube for transfusion and can reduces costs.
Accompanying drawing explanation:
Fig. 1 is schematic perspective view of the present invention
Fig. 2 is perspective exploded view of the present invention
Fig. 3 is that the present invention first moves schematic diagram
Fig. 4 is that the present invention second moves schematic diagram
Fig. 5 is the present invention's the 3rd action schematic diagram
Fig. 6 is the invention process schematic diagram
In figure: 1 safety indwelling needle 11 sleeve body 111 restricted entry 112 connectors
Sliding 1131 needle stand draw-in groove 1132 protruding point 114 effort handles of 113 needle stands
131 pin end 132 stiff end 14 slip needle stand 141 pull handles
Fixing adhesive plaster 15 plug 16 connection tubes of 2 tube for transfusion 3
The specific embodiment:
Below in conjunction with drawings and Examples, the present invention is further described
As shown in Figure 1, it is the axonometric chart of safety indwelling needle of the present invention, mainly include a sleeve body 11, the soft pin 12 of infusing, metal needle 13 and slip needle stand 14 form, it is different from prior art and is: on the pipe shaft of this sleeve body 11, have a needle stand slide rail 113, this metal needle 13 is sheathed on the outside of the soft pin 12 of this transfusion, on this metal needle 13, be fixed with a slip needle stand 14, and can make this slip needle stand 14 in the inner slip of this sleeve body 11 through this needle stand slide rail 113, when use, metal needle 13 inserts after human body, the soft pin 12 of simultaneously infusing also enters human body, and see through slip needle stand 14 to these sleeve body 11 tail ends slips, can make this metal needle 13 inside contract to sleeve body 11, and the soft pin 12 of this transfusion keeps motionless, continue to stay in human body, metal needle 13 inside contracts completely in this sleeve body 11 inside and does not expose, so through tube for transfusion 2, liquid is inputed to the soft pin 12 of this transfusion and input to again human body.
As shown in Figure 2, be the three-dimensional exploded view of safety indwelling needle of the present invention, it comprises: a sleeve body 11, and one end of this sleeve body 11 has a restricted entry 111, another end has a connector 112, and the pipe shaft of this sleeve body 11 is suitably provided with a needle stand slide rail 113 in place; The soft pin 12 of one transfusion, one end of the soft pin 12 of this transfusion is insertion end 121, the other end is link 122; One metal needle 13, this metal needle 13 is the outside suitably place of insertion end 121 that is sheathed on the soft pin 12 of this transfusion, and wherein one end of this metal needle 13 is pin end 131, and the other end is stiff end 132; An and slip needle stand 14, one end of exposing these needle stand slide rail 113 outsides and being connected to this needle stand slide rail 113 of this slip needle stand 14, the stiff end 132 of another portion and this metal needle 13 fixes, and be arranged at the suitable place of these sleeve body 11 inside, make the pin end 131 of this metal needle 13 be exposed to this restricted entry 111 outsides, 122 connectors 112 towards this sleeve body 11 of link of the soft pin 12 of this transfusion.Wherein the stiff end 132 of this metal needle 13 has the projection of two symmetries, forms a cross-rib structure and is embedded on this slip needle stand 14, and establish and fix (in figure, not disclosing) through adhesion glue glue.
In figure, disclose the interior plug 15 that is provided with in addition of this restricted entry 111, this metal needle 13 is exposed to outside this restricted entry 111 through this plug 15, and the interior connection tube 16 that is further provided with of this connector 112, these connection tube 16 one end are connected with the link 122 of the soft pin 12 of this transfusion, the other end is connected with tube for transfusion 2, making liquid see through tube for transfusion 2 inputs to the soft pin 12 of this transfusion by liquid and inputs to human body again, and this connection tube 16 is arranged in connector 112, the soft pin 12 of firmly infusing, the soft pin 12 that makes to infuse is difficult for producing displacement, this link 122 is to see through adhesion glue to engage with this connection tube 16, these plug 15 its materials have certain elasticity in addition, therefore energy robust metal pin 13 in the time that this metal needle 13 inserts human body, and in the time that the interior retraction sleeve body 11 of metal needle 13 is inner, this plug 15 can push the soft pin 12 of transfusion slightly, the soft pin 12 of this transfusion is stabilized, and in the time that metal needle 13 inside contracts, blood can be stopped and can not enter in sleeve body 11.
In addition, one that in figure, discloses this slip needle stand 14 is exposed this needle stand slide rail 113 outsides, and form a pull handle 141 and be connected to one end of this needle stand slide rail 113, and the outside suitably place of this sleeve body 11 is provided with an effort handle 114, the two ends of this needle stand slide rail 113 are respectively arranged with a needle stand draw-in groove 1131 in addition, those needle stand draw-in grooves 1131 are further provided with a plurality of protruding points 1132 with these needle stand slide rail 113 junctions, tip in after this needle stand draw-in groove 1131 for one of this slip needle stand 14, those protruding points 1132 stop that this slip needle stand 14 enters needle stand slide rail 113.
As shown in Fig. 3 the first action diagram, Fig. 4 the second action diagram and Fig. 5 the 3rd action, how sleeve body 11 will be reduced in metal needle 13, please first consult Fig. 3 the first action diagram, the pull handle of slip needle stand 14 141 is pushed into needle stand slide rail 113 by close restricted entry 111 needle stand draw-in groove 1131 application of forces, because needle stand draw-in groove 1131 and these needle stand slide rail 113 junctions are provided with a plurality of protruding points 1132, therefore when pull handle 141 need use more a little power by needle stand draw-in groove 1131 and these needle stand slide rail 113 junctions.
Then refer to Fig. 4 the second action diagram, when pull handle 141 enters after needle stand slide rail 113, prop up the effort handle 114 of sleeve body 11 and this pull handle 141 is pulled to the end towards the connector 112 of this sleeve body 11, this slip needle stand 14 is one with this pull handle 141, therefore move to the end of this sleeve body 11 through this needle stand slide rail 113, the suitable place that is reduced to these sleeve body 11 inside in the insertion end 121 of this metal needle 13 by the soft pin 12 of transfusion, makes this restricted entry 111 only have the insertion end 121 of the soft pin 12 of this transfusion to expose outside this restricted entry 111.
Finally refer to Fig. 5 the 3rd action diagram, pull handle 141 is upwards buckled into the needle stand draw-in groove 1131 of these sleeve body 11 ends, because needle stand draw-in groove 1131 and these needle stand slide rail 113 junctions are provided with a plurality of protruding points 1132, therefore need to use more a little power, so, those protruding points 1132 can stop that this slip needle stand 14 enters needle stand slide rail 113, prevent that metal needle 13 from skidding off restricted entry 111.In addition, these plug 15 its materials have certain elasticity, in the time that the interior retraction sleeve body 11 of metal needle 13 is inner, this plug 15 can push the soft pin 12 of transfusion slightly, the soft pin 12 of this transfusion is stabilized, and in the time that metal needle 13 inside contracts, blood can be stopped and can not enter in sleeve body 11.
Refer to Fig. 6 enforcement figure, this figure discloses in the time using safety indwelling needle, this safety indwelling needle inserts after human body, be connected with tube for transfusion 2, and pull handle 141 is pulled back to needle stand slide rail 113 bottoms and buckles into needle stand draw-in groove 1131, so, on the remaining soft pin 12 of this transfusion, stay in human body, and utilize fixing adhesive plaster 3 that safety indwelling needle 1 is fixed.
Claims (9)
1. a safety indwelling needle, it mainly comprises:
One sleeve body, one end of this sleeve body has a restricted entry, and another end has a connector, and the pipe shaft of this sleeve body is suitably provided with a needle stand slide rail in place;
The soft pin of one transfusion, one end of the soft pin of this transfusion is insertion end, the other end is link;
One metal needle, the outside suitably place of insertion end that this metal needle system is set in the soft pin of this transfusion, wherein one end of this metal needle is pin end, the other end is stiff end;
One slip needle stand, one end of exposing this needle stand slide rail outside and being connected to this needle stand slide rail of this slip needle stand, the stiff end of another portion and this metal needle fixes, and be arranged on the suitable place of this sleeve body inside, make the pin end of this metal needle be exposed to this restricted entry outside, the link of the soft pin of this transfusion is towards the connector of this sleeve body.
2. by a kind of safety indwelling needle claimed in claim 1, it is characterized in that: in the restricted entry of this sleeve body one end, be provided with in addition a plug, this metal needle is exposed to this restricted entry outside through this plug.
3. by a kind of safety transfusion needle claimed in claim 1, it is characterized in that: in this sleeve body other end connector, be further provided with a connection tube, this connection tube one end is connected with the link of the soft pin of this transfusion.
4. by a kind of safety indwelling needle claimed in claim 1, it is characterized in that: this link system sees through adhesion glue and engages with this connection tube.
5. by a kind of safety indwelling needle claimed in claim 1, it is characterized in that: the two ends of this needle stand slide rail are respectively arranged with a needle stand draw-in groove, this needle stand draw-in groove and this needle stand slide rail junction are further provided with a plurality of protruding points, this slip needle stand is tipped in after this needle stand draw-in groove, and those protruding points stop that this slip needle stand enters needle stand slide rail.
6. by a kind of safety indwelling needle claimed in claim 1, it is characterized in that: this slip needle stand sees through this needle stand slide rail and moves to this sleeve body end, in the insertion end of this metal needle by the soft pin of infusing, be reduced to the suitable place of this sleeve body inside, make this restricted entry only have the insertion end of the soft pin of this transfusion to expose outside this restricted entry.
7. by a kind of safety indwelling needle claimed in claim 1, it is characterized in that: one of this slip needle stand is exposed this needle stand slide rail outside, and form a pull handle and be connected to one end of this needle stand slide rail.
8. by a kind of safety indwelling needle claimed in claim 1, it is characterized in that: the outside suitably place of this sleeve body is provided with an effort handle.
9. by a kind of safety indwelling needle claimed in claim 1, it is characterized in that: the stiff end of this metal needle has the projection of two symmetries, form a cross-rib structure and be embedded on this slip needle stand, and establish and fix through adhesion glue glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210410540.8A CN103768680A (en) | 2012-10-24 | 2012-10-24 | Safe remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210410540.8A CN103768680A (en) | 2012-10-24 | 2012-10-24 | Safe remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103768680A true CN103768680A (en) | 2014-05-07 |
Family
ID=50561732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210410540.8A Pending CN103768680A (en) | 2012-10-24 | 2012-10-24 | Safe remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103768680A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107126295A (en) * | 2017-06-26 | 2017-09-05 | 江苏农牧科技职业学院 | A kind of pet infusion needle device and its manufacture method |
| CN107469189A (en) * | 2017-08-03 | 2017-12-15 | 安徽迈菲思医疗器械有限公司 | A kind of safety indwelling needle |
| CN112618847A (en) * | 2020-12-30 | 2021-04-09 | 无锡顶点医疗器械有限公司 | Novel intubation device of infusion equipment |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0239429A1 (en) * | 1986-02-18 | 1987-09-30 | Robert T. Dorr | Infusion needle |
| US5279590A (en) * | 1992-08-21 | 1994-01-18 | Gesco International, Inc. | Catheter placement apparatus |
| CN2238651Y (en) * | 1995-11-10 | 1996-10-30 | 吴万欣 | Soft-tube indwelling transfusion system in vessel |
| JP2000237174A (en) * | 1999-02-23 | 2000-09-05 | Mitsubishi Pencil Co Ltd | Puncture tool |
| CN201101798Y (en) * | 2007-11-05 | 2008-08-20 | Amsino医疗集团控股有限公司 | Safe needle for remaining in vein |
| CN101537218A (en) * | 2009-04-09 | 2009-09-23 | 同济大学 | Double tube intravenous injection needle and use method thereof |
| CN202409688U (en) * | 2011-12-20 | 2012-09-05 | 贺娜英 | Safe transfusion needle |
| CN202478304U (en) * | 2012-03-29 | 2012-10-10 | 浙江康德莱医疗器械股份有限公司 | Safety protective sleeve for venous transfusion indwelling needle |
| CN202909202U (en) * | 2012-10-24 | 2013-05-01 | 上海轮昌机电科技有限公司 | Safety remaining needle |
| CN103857428A (en) * | 2012-09-28 | 2014-06-11 | 张建铭 | Hose and needle combined hose-remained scalp needle |
-
2012
- 2012-10-24 CN CN201210410540.8A patent/CN103768680A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0239429A1 (en) * | 1986-02-18 | 1987-09-30 | Robert T. Dorr | Infusion needle |
| US5279590A (en) * | 1992-08-21 | 1994-01-18 | Gesco International, Inc. | Catheter placement apparatus |
| CN2238651Y (en) * | 1995-11-10 | 1996-10-30 | 吴万欣 | Soft-tube indwelling transfusion system in vessel |
| JP2000237174A (en) * | 1999-02-23 | 2000-09-05 | Mitsubishi Pencil Co Ltd | Puncture tool |
| CN201101798Y (en) * | 2007-11-05 | 2008-08-20 | Amsino医疗集团控股有限公司 | Safe needle for remaining in vein |
| CN101537218A (en) * | 2009-04-09 | 2009-09-23 | 同济大学 | Double tube intravenous injection needle and use method thereof |
| CN202409688U (en) * | 2011-12-20 | 2012-09-05 | 贺娜英 | Safe transfusion needle |
| CN202478304U (en) * | 2012-03-29 | 2012-10-10 | 浙江康德莱医疗器械股份有限公司 | Safety protective sleeve for venous transfusion indwelling needle |
| CN103857428A (en) * | 2012-09-28 | 2014-06-11 | 张建铭 | Hose and needle combined hose-remained scalp needle |
| CN202909202U (en) * | 2012-10-24 | 2013-05-01 | 上海轮昌机电科技有限公司 | Safety remaining needle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107126295A (en) * | 2017-06-26 | 2017-09-05 | 江苏农牧科技职业学院 | A kind of pet infusion needle device and its manufacture method |
| CN107126295B (en) * | 2017-06-26 | 2019-01-25 | 江苏农牧科技职业学院 | A kind of pet infusion needle device and its manufacturing method |
| CN107469189A (en) * | 2017-08-03 | 2017-12-15 | 安徽迈菲思医疗器械有限公司 | A kind of safety indwelling needle |
| CN112618847A (en) * | 2020-12-30 | 2021-04-09 | 无锡顶点医疗器械有限公司 | Novel intubation device of infusion equipment |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140507 |