CN201959315U - Novel Y-type remaining needle - Google Patents
Novel Y-type remaining needle Download PDFInfo
- Publication number
- CN201959315U CN201959315U CN2010205213995U CN201020521399U CN201959315U CN 201959315 U CN201959315 U CN 201959315U CN 2010205213995 U CN2010205213995 U CN 2010205213995U CN 201020521399 U CN201020521399 U CN 201020521399U CN 201959315 U CN201959315 U CN 201959315U
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- duckbilled
- novel
- remaining needle
- syringe
- needle
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Abstract
The utility model relates to a novel Y-type remaining needle which comprises a needle tube protective cover, a remaining flexible tube, a rivet, an anti-overflowing plug, a flexible tube base, a telescopic needle cylinder base, a stop clamp, a transfusion guide tube, a transfusion tee joint, an antimicrobial cap, a heparin cap and a duckbilled one-way valve. The novel Y-type remaining needle is characterized in that the needle base has a telescopic structure, and after puncture is successful, a needle tip can be fully retracted into a needle cylinder, so that medical personnel can be prevented from being hurt by the needle tip; as the duckbilled one-way valve is arranged at the bottom part in a side support of the flexible tube base and then is connected with the transfusion guide tube, when liquid flows through the duckbilled one-way valve by the transfusion guide tube, due to the action of the impact extrusion and the positive pressure of the liquid, the duckbilled one-way valve is in an open state, so that the liquid can be ensured to be smoothly transfused, and when no liquid flows through the duckbilled one-way valve, the duckbilled one-way valve is in a closed state due to the elastic retraction force, therefore, the backflow of blood and the liquid can be effectively prevented.
Description
Technical field
This utility model relates to a kind of medical medical apparatus and instruments, is specifically related to the novel Y formula remaining needle that a kind of clinical puncture retained transfusion is used, and it has the safety guard of anti-adverse current, and in use blood or medicinal liquid can not exosmose to guarantee remaining needle.
Background technology
The use of remaining needle is increasingly extensive clinically, is usually used in critical patient's rescue, cancer of late stage, patient's that venipuncture difficulty is big transfusion; But the calparine cap place or the Bacteria-prevention cap place phenomenon of leakage appear in remaining needle sometimes in clinical use, sometimes also can appear at the needle stand place, have a strong impact on patient's treatment and resume speed, simultaneously, medical personnel often can be stabbed by needle point when puncturing the successfully back withdraw of the needle because of carelessness, the disease that infects because of pricking wound, main is exactly hepatitis and acquired immune deficiency syndrome (AIDS), serious threat medical personnel's physical and mental health, hospital generally all is scalp acupuncture to be through on the calparine cap infuse when using remaining needle now, when pulling out pin, also to wash remaining needle with heparin, and in the withdraw of the needle, also want withdraw of the needle limit, limit to push away liquid, in case being back to, hemostasis liquid stops up flexible pipe in the remaining needle, therefore, thereby the generation that prevents the phenomenon of leakage effectively makes patient obtain better therapeutic effect and the fastest resume speed, reduces pricking wound, and the incidence rate that reduces nosocomial infection is a thing of being badly in need of solution.
Summary of the invention
The purpose of this utility model is the higher novel Y formula remaining needle of coefficient a kind of simple in structure, easy to use, safe that provides at the problems referred to above, can avoid the generation of the phenomenon of leakage effectively.
This utility model solves the technical measures that its technical problem takes:
Novel Y formula remaining needle, comprise the needle tubing sheath, keep somewhere flexible pipe, rivet, the anti-overflow plug, the flexible pipe seat, the retractable needle cylinder base, flow-stopping clip, transfusion catheter, the transfusion threeway, Bacteria-prevention cap, calparine cap, the duckbilled check valve, it is characterized in that the needle stand place is a Collapsible structure, after puncturing successfully, needle point is fully in the retraction syringe, thereby avoided needle point that medical personnel are damaged, flexible pipe seat side is propped up inner bottom part the duckbilled check valve is housed, the duckbilled check valve is connected with transfusion catheter again, when liquid is flowed through the duckbilled check valve by transfusion catheter, because the impact extrusion of liquid and the effect of malleation, the valve of duckbilled is in open state, at this moment can guarantee liquid infusion smoothly, when no liquid is flowed through the duckbilled check valve, the valve of duckbilled check valve is owing to elastical retraction power is in closed condition, thereby prevented backflowing of blood and liquid effectively.
Described novel Y formula remaining needle is characterized in that the retractable needle cylinder base, comprises one-level syringe, secondary syringe, three grades of syringes, draw point, connector, and wherein draw point is fixedly connected on the one-level syringe;
Described novel Y formula remaining needle is characterized in that a cavity platform is arranged at one-level syringe bottom, and platform central authorities top connects draw point guide securement bar, its inner hollow, and the fixing back of draw point communicates with the draw point inner chamber;
Described novel Y formula remaining needle, it is characterized in that when duckbill valve is positioned at flexible pipe seat side and props up, filter membrane is contained in cavity platform bottom, but filtered air prevents the blood outflow, seeing through filter membrane directly communicates with the external world, when duckbill valve was positioned at transfusion threeway side and props up, the draw point afterbody was connected with draw point guide securement bar entity, no filter membrane bottom the cavity platform;
Described novel Y formula remaining needle is characterized in that the inner chamber apical position of one-level syringe, secondary syringe all contains a circular back-up ring;
Described novel Y formula remaining needle is characterized in that the round medicated cap that the afterbody of secondary syringe, three grades of syringes all contains back-off and interlocks with back-up ring;
Described novel Y formula remaining needle is characterized in that connector one end is connected with three grades of syringe tops, and the other end is connected with the flexible pipe seat;
Described novel Y formula remaining needle it is characterized in that the duckbilled check valve comprises valve body, duckbilled, and valve body is connected with duckbilled is integrated.
Described novel Y formula remaining needle is characterized in that the valve body external diameter of duckbilled check valve is identical with the internal diameter of the body of its installation position, and is auxilliary fixing to solidify glue again during installation, thereby makes the duckbilled check valve manage not malleable of intravital position.
Described novel Y formula remaining needle is characterized in that valve body is a cylindrical structural, and duckbill is like conical diaphragm, and there are telescopic opening or hole in place, the summit of duckbilled.
Described novel Y formula remaining needle is characterized in that the duckbilled check valve can be fixed in flexible pipe seat side and prop up the bottom, and can be fixed in also that transfusion threeway side props up is the dosing mouth of pipe.
Described novel Y formula remaining needle is characterized in that valve body, duckbilled all are to be made by the silica gel material, has advantages of higher stability, safety, reliable.
This utility model compared with prior art has simple in structure, and is easy to use, safe and reliable, can effectively avoid advantages such as leakage.
Description of drawings
Fig. 1 is this utility model structural representation
Fig. 2 is this utility model cutaway view
Fig. 3 is the partial sectional view of duckbilled check valve in flexible pipe seat side is propped up
Fig. 4 is the partial sectional view of duckbilled check valve in transfusion threeway side is propped up
Fig. 5 is a duckbilled one-way valve structures sketch map
Fig. 6 is the structural representation of this retractable needle base
Fig. 7 is the cutaway view of this retractable needle base
Fig. 8 is the structural representation of one-level telescopic tube
Fig. 9 is the structural representation of secondary telescopic tube
Figure 10 is three grades of telescopic sleeve structure sketch maps
The specific embodiment
Novel Y formula remaining needle, comprise needle tubing sheath 1, keep somewhere flexible pipe 2, rivet 3, anti-overflow plug 4, flexible pipe seat 5, retractable needle cylinder base 6, flow-stopping clip 7, transfusion catheter 8, transfusion threeway 9, Bacteria-prevention cap 10, calparine cap 11, duckbilled check valve 12, the needle stand place is a Collapsible structure, after puncturing successfully, needle point is fully in the retraction syringe, thereby avoided needle point that medical personnel are damaged, prop up inner bottom part in flexible pipe seat 5 sides duckbilled check valve 12 is housed, duckbilled check valve 12 is connected with transfusion catheter 8 again, wherein the retractable needle cylinder base 6, comprise one-level syringe 6-1, secondary syringe 6-2, three grades of syringe 6-3, draw point 6-4, connector 6-5, draw point 6-4 is connected on the one-level syringe 6-1, one cavity platform 6-1-1 is arranged at one-level syringe 6-1 bottom, platform central authorities top connects draw point guide securement bar 6-1-2, its inner hollow, the fixing back of draw point communicates with the draw point inner chamber, when duckbilled check valve 12 is positioned at flexible pipe seat 5 sides and props up, cavity platform 6-1-1 contains filter membrane 6-1-3 in the bottom, but filtered air prevents the blood outflow, seeing through filter membrane 6-1-3 directly communicates with the external world, when duckbilled check valve 12 is positioned at transfusion threeway 9 sides and props up, draw point 6-4 afterbody is connected with draw point guide securement bar 6-1-2 entity, the no filter membrane in cavity platform 6-1-1 bottom, one-level syringe 6-1, the inner chamber apical position of secondary syringe 6-2 all contains a circular back-up ring 6-1-4, secondary syringe 6-2, the round medicated cap 6-2-2 that the afterbody of three grades of syringe 6-3 all contains back-off 6-2-1 and interlocks with circular back-up ring 6-1-4, connector 6-5 one end is connected with three grades of syringe 6-3 tops, the other end is connected with flexible pipe seat 5, after puncturing successfully, along with slowly extracting of one-level syringe 6-1, secondary paroxysmal pain 6-2 slowly extracts out in one-level syringe 6-1 thereupon, three grades of syringe 6-3 slowly extract out in secondary syringe 6-2, when the back-off 6-2-1 of secondary syringe 6-2 afterbody crosses the vertical circular back-up ring 6-1-4 of one-level syringe 6-1 inner chamber, when the back-off 6-2-1 of three grades of syringe 6-3 afterbodys crosses the vertical circular back-up ring 6-1-4 of secondary syringe 6-2 inner chamber, all blocked by circular back-up ring 6-1-4 simultaneously, make secondary syringe 6-2, three grades of syringe 6-3 can't be set back in higher level's syringe again, circular back-up ring 6-1-4 is with secondary syringe 6-2 simultaneously, the round medicated cap 6-2-2 of three grades of syringe 6-3 afterbodys is blocked in its below, make secondary syringe 6-2, three grades of syringe 6-3 can't extract out again, at this moment, needle point just is positioned at three grades of syringe 6-3, thereby has avoided the injury of draw point to medical personnel effectively;
The duckbilled check valve comprises valve body 12-1, duckbilled 12-2, and valve body 12-1 is connected with duckbilled 12-2 is integrated, valve body 12-1 external diameter is identical with the internal diameter of the body of its installation position, auxilliary fixing to solidify glue again during installation, thereby make duckbilled check valve 12 manage not malleable of intravital position, valve body 12-1 is a cylindrical structural, duckbilled 12-2 is similar to conical diaphragm, and there are telescopic opening or hole in place, the summit of duckbilled 12-1, duckbilled check valve 12 can be fixed in flexible pipe seat 5 sides and prop up the bottom, can be fixed in also that transfusion threeway 9 sides prop up is the dosing mouth of pipe, also can prop up that bottom and transfusion threeway 9 sides prop up in flexible pipe seat 5 sides is that the dosing mouth of pipe is adorned a duckbilled check valve 12 respectively, valve body 12-1, duckbilled 12-2 is made by the silica gel material, has advantages of higher stability, safety, reliably.
When liquid is flowed through duckbilled check valve 12 by transfusion catheter 8, because the impact extrusion of liquid and the effect of malleation, the valve of duckbilled 12-2 is in open state, at this moment can guarantee liquid infusion smoothly, when no liquid is flowed through duckbill valve 12, the valve of duckbilled 12-2 is owing to elastical retraction power is in closed condition, thereby prevented backflowing of blood and liquid effectively.
More than be preferred embodiment of the present utility model, all changes of doing according to technical solutions of the utility model when the function that is produced does not exceed the scope of technical solutions of the utility model, all belong to protection of the present utility model.
Claims (12)
1. novel Y formula remaining needle, comprise the needle tubing sheath, keep somewhere flexible pipe, rivet, anti-overflow plug, flexible pipe seat, retractable needle cylinder base, flow-stopping clip, transfusion catheter, transfusion threeway, Bacteria-prevention cap, calparine cap, duckbilled check valve, it is characterized in that the needle stand place is a Collapsible structure, flexible pipe seat side is propped up inner bottom part the duckbilled check valve is housed, and the duckbilled check valve is connected with transfusion catheter again.
2. novel Y formula remaining needle according to claim 1 is characterized in that the retractable needle cylinder base, comprises one-level syringe, secondary syringe, three grades of syringes, draw point, connector, and wherein draw point is fixedly connected on the one-level syringe.
3. novel Y formula remaining needle according to claim 2 is characterized in that a cavity platform is arranged at one-level syringe bottom, and platform central authorities top connects draw point guide securement bar, its inner hollow, and the fixing back of draw point communicates with the draw point inner chamber.
4. novel Y formula remaining needle according to claim 3, it is characterized in that when duckbill valve is positioned at flexible pipe seat side and props up, filter membrane is contained in cavity platform bottom, but filtered air prevents the blood outflow, seeing through filter membrane directly communicates with the external world, when duckbill valve was positioned at transfusion threeway side and props up, the draw point afterbody was connected with draw point guide securement bar entity, no filter membrane bottom the cavity platform.
5. novel Y formula remaining needle according to claim 2 is characterized in that the inner chamber apical position of one-level syringe, secondary syringe all contains a circular back-up ring.
6. novel Y formula remaining needle according to claim 2 is characterized in that the round medicated cap that the afterbody of secondary syringe, three grades of syringes all contains back-off and interlocks with back-up ring.
7. novel Y formula remaining needle according to claim 2 is characterized in that connector one end is connected with three grades of syringe tops, and the other end is connected with the flexible pipe seat.
8. novel Y formula remaining needle according to claim 1 it is characterized in that the duckbilled check valve comprises valve body, duckbilled, and valve body is connected with duckbilled is integrated.
9. novel Y formula remaining needle according to claim 8 is characterized in that the valve body external diameter of duckbilled check valve is identical with the internal diameter of the body of its installation position, and is auxilliary fixing to solidify glue again during installation.
10. novel Y formula remaining needle according to claim 8 is characterized in that valve body is a cylindrical structural, and duckbill is like conical diaphragm, and there are telescopic opening or hole in place, the summit of duckbilled.
11. novel Y formula remaining needle according to claim 1 is characterized in that the duckbilled check valve can be fixed in flexible pipe seat side and prop up the bottom, can be fixed in also that transfusion threeway side props up is the dosing mouth of pipe.
12. novel Y formula remaining needle according to claim 8 is characterized in that valve body, the duckbilled of duckbilled check valve all is to be made by the silica gel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205213995U CN201959315U (en) | 2010-09-02 | 2010-09-02 | Novel Y-type remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205213995U CN201959315U (en) | 2010-09-02 | 2010-09-02 | Novel Y-type remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201959315U true CN201959315U (en) | 2011-09-07 |
Family
ID=44521839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205213995U Expired - Lifetime CN201959315U (en) | 2010-09-02 | 2010-09-02 | Novel Y-type remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201959315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105595861A (en) * | 2015-12-25 | 2016-05-25 | 四川绵竹科力技术发展有限公司 | Automatic water outlet cork of vacuum bottle |
| CN112587755A (en) * | 2020-12-11 | 2021-04-02 | 自贡市第一人民医院 | Remaining needle capable of preventing thrombosis |
-
2010
- 2010-09-02 CN CN2010205213995U patent/CN201959315U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105595861A (en) * | 2015-12-25 | 2016-05-25 | 四川绵竹科力技术发展有限公司 | Automatic water outlet cork of vacuum bottle |
| CN112587755A (en) * | 2020-12-11 | 2021-04-02 | 自贡市第一人民医院 | Remaining needle capable of preventing thrombosis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XINXIANG TUOREN MEDICAL DEVICE CO., LTD. Free format text: FORMER OWNER: CHEN ZUNKONG Effective date: 20120808 Free format text: FORMER OWNER: ZHANG GUO XINXIANG TUOREN MEDICAL DEVICE CO., LTD. HOU CHANGSHENG Effective date: 20120808 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Zunkong Inventor after: Zhang Guo Inventor after: Hou Changsheng Inventor before: Chen Zunkong |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN ZUNKONG TO: CHEN ZUNKONG ZHANG GUO HOU CHANGSHENG |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120808 Address after: Xinxiang City, Henan Province, Changyuan 453400 Gangwei Meng industrial park a group Patentee after: Xinxiang Tuoren Medical Appliances Co., Ltd. Address before: Xinxiang City, Henan Province, Changyuan 453400 Gangwei Meng Industrial Park Patentee before: Chen Zunkong Patentee before: Zhang Guo Patentee before: Xinxiang Tuoren Medical Appliances Co., Ltd. Patentee before: Hou Changsheng |
|
| C56 | Change in the name or address of the patentee |
Owner name: HENAN TUOREN MEDICAL APPLIANCES GROUP CO., LTD. Free format text: FORMER NAME: XINXIANG TUOREN MEDICAL APPLIANCES CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 453400, Henan County, Xinxiang City, Changyuan Province Meng Gang reed Garden Industrial Zone Patentee after: HENAN TUOREN MEDICAL DEVICE GROUP CO., LTD. Address before: Xinxiang City, Henan Province, Changyuan 453400 Gangwei Meng industrial park a group Patentee before: Xinxiang Tuoren Medical Appliances Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110907 |
|
| CX01 | Expiry of patent term |