CN205073411U - But continuous positive airway pressure keeps somewhere needle anticoagulation device - Google Patents
But continuous positive airway pressure keeps somewhere needle anticoagulation device Download PDFInfo
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- CN205073411U CN205073411U CN201520614553.6U CN201520614553U CN205073411U CN 205073411 U CN205073411 U CN 205073411U CN 201520614553 U CN201520614553 U CN 201520614553U CN 205073411 U CN205073411 U CN 205073411U
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- Prior art keywords
- anticoagulation
- sleeve
- remaining needle
- needle
- positive pressure
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Abstract
The utility model discloses a but continuous positive airway pressure keeps somewhere needle anticoagulation device, it keeps somewhere the needle main part including what be equipped with the tee bend structure, and needle syringe needle, an interface intercommunication transfusion system are kept somewhere to one of them interface intercommunication of tee bend structure, still include with the tee bend structure in the anticoagulation structure of remaining interface intercommunication, during the infusion, the transfusion system with keep somewhere needle main part intercommunication, the stagnant water of opening on the transfusion system presss from both sides, liquid pours into into keeps somewhere the needle main part to pour into the sleeve of anticoagulation structure into through the tee bend structure in, make full of liquid in the sleeve, after the infusion finishes, the interface of tee bend structure rather than the butt joint is removed and handled well with the transfusion system, rotate the connecting rod to non - block position by the block position, bias voltage spare is released and promotes the piston to slide towards the tee bend structure, and the slip is slowly located towards the intercommunication of sleeve and tee bend structure down in the effect of bias voltage power to the piston, slowly pushes the liquid in the sleeve and keeps somewhere the needle main part, prevents the blood backflow or keeps somewhere the partial thrombus that appears of syringe needle of needle main part.
Description
Technical field
This utility model relates to a kind of venous detaining needle, relates in particular to a kind of sustainable positive pressure remaining needle anticoagulation device that can prevent thrombosis.
Background technology
The use of remaining needle can reduce infant because of venipuncture repeatedly and the misery caused and to the fear of having an injection, alleviate the impatience of the head of a family, be convenient to clinical application, suddenly, the rescue medication of critical patient, alleviate the workload of nurse, reduce infant pain, thus venous detaining needle is in wide clinical application.
In recent years, there is the patented product of many " positive pressure connector " and " counterflow-preventing ", but all the time can not the formation of anti-tampon, after utilizing existing remaining needle to complete transfusion, in order to pre-blockage resisting infusion channel, normal saline washing pipe must be used, complete rear heparin sodium tube sealing, within every 6 to 8 hours, carry out siphunculus again, therefore workload is very large, in addition, when using traditional remaining needle, when carrying out the care program of siphunculus, can a large amount of thrombosis be poured in the blood vessel of human body, produce very serious potential risk, and acute vascular class disease can be produced, there is red and swollen pain in the injection site as patient, injury is brought to patient, there is the defect that quality of medical care is not high, further, above-mentioned care program, need the expense of spending washing pipe liquid, the expense of tube-sealing solution and the expense of labor of nursing, these expenses are well beyond the price of remaining needle itself, therefore medical treatment cost is higher.
Utility model content
For this reason, technical problem to be solved in the utility model is that in prior art, thrombosis situation easily appears in remaining needle, needs siphunculus, and easily cause potential safety hazard when not only again infusing; And then a kind of sustainable positive pressure remaining needle anticoagulation device that can prevent thrombosis is provided.
For solving the problems of the technologies described above, a kind of sustainable positive pressure remaining needle anticoagulation device of the present utility model, it comprises the remaining needle main body being provided with three-port structure, one of them orifice remaining needle syringe needle of described three-port structure, an orifice transfusion device; Also comprise the anticoagulation structure with the remaining orifice in described three-port structure, described anticoagulation structure comprises
Sleeve, with the remaining orifice in described three-port structure;
Piston, is arranged in described sleeve, and is located at described sleeve one end away from described three-port structure;
Connecting rod, is connected with piston, and stretches out described sleeve through the gag of described sleeve, and described connecting rod has the fastening state that engages with described gag and departs from described gag the non-engagement state engaged; And
Bias piece, is arranged between described piston and described gag; Wherein, during fastening state, described bias piece is compressed, and during non-engagement state, described bias piece is released and described piston is applied with to the biasing force making described piston have the movement tendency going out to slide towards the UNICOM of described sleeve and described three-port structure.
Described gag forms card division, described connecting rod forms the draw-in groove that engages with described card division in described fastening state and in described non-engagement state time and the guide chute that is slidably matched of described card division; Wherein, described draw-in groove is communicated with described guide chute, and the length direction of described guide chute is consistent with the length direction of described connecting rod.
Described bias piece is set to the spring be set on described connecting rod, and one end and the described piston of described spring offset, and the other end and the gag of described spring offset.
Described connecting rod is also provided with the handle being convenient to hand-screw.
Described sleeve forms the connection interface being communicated with described three-port structure, described connection interface is communicated with described three-port structure by intermediate hose.
The internal diameter size of described intermediate hose is located between 0.01-0.3mm.
Described intermediate hose is also provided with tongs.
Described intermediate hose comprises the first flexible pipe be communicated with described three-port structure and the second flexible pipe be communicated with described sleeve, and described tongs is located on described second flexible pipe.
Described connection interface is vertical to be arranged with the length direction of described sleeve.
The described sleeve of described anticoagulation structure is also communicated with chemical feed pipe.
Technique scheme of the present utility model has the following advantages compared to existing technology:
1, in this utility model, described anticoagulation structure is be communicated with described remaining needle main body, and described remaining needle is communicated with described transfusion device, when needs are infused, first be communicated with remaining needle main body by transfusion device, then open the tongs on transfusion device, at this moment liquid can inject described remaining needle main body, and injected by three-port structure in the sleeve of described anticoagulation structure, make to be full of liquid in described sleeve, when after infusion-completed, described transfusion device is removed and handles the interface of the three-port structure docked with it well, then described connecting rod is turned to non-engagement position by clamped position, originally the described bias piece be compressed between described piston and described gag is released, described bias piece produces the biasing force promoting described piston and slide towards described three-port structure, described piston slowly slides towards the connectivity part of described sleeve and described three-port structure under the effect of described biasing force, thus the liquid in described sleeve is slowly pushed in described remaining needle main body, until described biasing force disappears, prevent the needle portion of blood backflow or described remaining needle main body from occurring thrombosis.
2, in this utility model, described gag forms card division, described connecting rod forms the draw-in groove that engages with described card division in described fastening state and in described non-engagement state time and the guide chute that is slidably matched of described card division; Wherein, described draw-in groove is communicated with described guide chute, and the length direction of described guide chute is consistent with the length direction of described connecting rod; Namely in this utility model, time initial, described card division engages with described draw-in groove, and described bias piece is compressed, and during use, rotates described connecting rod, makes described card division skid off described draw-in groove and then slips in described guide chute; Now described bias piece is released, and the biasing force of described bias piece promotes the described piston of unidirectional promotion and described connecting rod slowly slides towards the direction of described three-port structure, until this bias piece restores, described biasing force just disappears.
3, in this utility model, the internal diameter size of described intermediate hose is located between 0.01-0.3mm, thus both ensured that described thrombosis prevention device smoothly to infusion fluid in described remaining needle main body, can be avoided again the liquid in preventing thrombosis to export and cause the preventing thrombosis time too short too soon.
4, in this utility model, described connecting rod is also provided with the handle being convenient to hand-screw, the setting of described handle is convenient to user and is rotated described connecting rod.
5, in this utility model, the described sleeve of described anticoagulation structure is also communicated with chemical feed pipe; Namely, in this utility model, can want to add medicinal liquid in described remaining needle main body by described chemical feed pipe and described anticoagulation structure, namely by chemical feed pipe, anticoagulation structure and described remaining needle main body, intravenous injection be carried out to human body.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, this utility model is described in further detail, wherein
Fig. 1 is sustainable positive pressure remaining needle anticoagulation device schematic diagram described in the utility model;
Fig. 2 is sustainable positive pressure remaining needle anticoagulation device described in the utility model engaging view;
Fig. 3 is the non-engagement view of sustainable positive pressure remaining needle anticoagulation device described in the utility model;
In figure, Reference numeral is expressed as: 1-remaining needle main body; 2-sleeve; 3-piston; 4-bias piece; 5-gag; 6-connecting rod; 8-hands handle; 9-intermediate hose; 91-first flexible pipe; 92-second flexible pipe; 10-tongs; 11-is communicated with interface; 12-three-port structure, 13-chemical feed pipe; 14-draw-in groove; 15-guide chute; 16-card division.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of this utility model, is not limited to this utility model.
As shown in Figure 1, a kind of sustainable positive pressure remaining needle anticoagulation device described in the present embodiment, it comprises the remaining needle main body 1 being provided with three-port structure 12, one of them orifice remaining needle syringe needle of described three-port structure 12, an orifice transfusion device; Also comprise the anticoagulation structure with the remaining orifice in described three-port structure 12, described anticoagulation structure comprises
Sleeve 2, with the remaining orifice in described three-port structure 12;
Piston 3, is arranged in described sleeve 2, and is located at described sleeve 2 one end away from described three-port structure 12; And
Connecting rod 6, is connected with piston 3, and stretches out described sleeve 2 through the gag 5 of described sleeve 2, and described connecting rod 6 has the fastening state that engages with described gag 5 and departs from described gag 5 the non-engagement state engaged; And
Bias piece 4, is arranged between described piston 3 and described gag 5; Wherein, during fastening state, described bias piece 4 is compressed, and during non-engagement state, described bias piece 4 is released and described piston 3 is applied with to the biasing force making described piston 3 have the movement tendency going out to slide with the UNICOM of described three-port structure towards described sleeve 2.The preferred described three-port structure 12 of the present embodiment is set to Y type.
In the present embodiment, described anticoagulation structure is be communicated with described remaining needle main body, and described remaining needle is communicated with described transfusion device, when needs are infused, first be communicated with remaining needle main body by transfusion device, then open the tongs on transfusion device, at this moment liquid can inject described remaining needle main body, and injected by three-port structure in the sleeve 2 of described anticoagulation structure, make to be full of liquid in described sleeve 2, when after infusion-completed, described transfusion device is removed and handles the interface of the three-port structure docked with it well, then described connecting rod 6 is turned to non-engagement position by clamped position, originally the described bias piece 4 be compressed between described piston 3 and described gag 5 is released, described bias piece 4 produces the biasing force promoting described piston 3 and slide towards described three-port structure, described piston 3 slowly slides towards the connectivity part of described sleeve 2 and described three-port structure under the effect of described biasing force, thus the liquid in described sleeve 2 is slowly pushed in described remaining needle main body, until described biasing force disappears, prevent the needle portion of blood backflow or described remaining needle main body from occurring thrombosis, as shown in Figures 2 and 3.
Particularly, described gag 5 forms card division 16, described connecting rod 6 forms the draw-in groove 14 that engages with described card division 16 in described fastening state and in described non-engagement state time and the guide chute 15 that is slidably matched of described card division 16; Wherein, described draw-in groove 14 is communicated with described guide chute 15, and the length direction of described guide chute 15 is consistent with the length direction of described connecting rod 6; Namely in the present embodiment, time initial, described card division 16 engages with described draw-in groove 14, and described bias piece 4 is compressed, and during use, rotates described connecting rod 6, makes described card division 16 skid off described draw-in groove 14 and then slips in described guide chute 15; Now described bias piece 4 is released, and the biasing force of described bias piece 4 promotes the described piston of unidirectional promotion 3 and described connecting rod 6 slowly slides towards the direction of described three-port structure, until this bias piece 4 restores, described biasing force just disappears.
Meanwhile, the described sleeve 2 of the present embodiment forms the connection interface 11 being communicated with described three-port structure 12, described connection interface 11 is communicated with described three-port structure 12 by intermediate hose 9.Wherein, preferred described connection interface 11 is vertical is arranged with the length direction of described sleeve 2.
Further, preferably the internal diameter size of described intermediate hose 9 is located between 0.01-0.3mm, thus both ensured that described thrombosis prevention device smoothly to infusion fluid in described remaining needle main body 1, can be avoided again the liquid in preventing thrombosis to export and cause the preventing thrombosis time too short too soon.
Described intermediate hose 9 is also provided with tongs 10.Described tongs 10 can be closed described intermediate hose 9 and be opened described intermediate hose 9, when not needing output liquid from described sleeve 2, described intermediate hose 9 can be closed by tongs 10 and forbid that the liquid in sleeve 2 exports, when needed, open described tongs 10.
Particularly, as shown in Figure 1, described intermediate hose 9 comprises the first flexible pipe 91 be communicated with described three-port structure 12 and the second flexible pipe 92 be communicated with described sleeve 2, and described tongs 10 is located on described second flexible pipe 92.
Further, the described sleeve 2 of the described anticoagulation structure of the present embodiment is also communicated with chemical feed pipe 13; Namely can want to add medicinal liquid in described remaining needle main body 1 by described chemical feed pipe 13 and described anticoagulation structure, namely carry out intravenous injection by chemical feed pipe 13, anticoagulation structure and described remaining needle main body 1 pair of human body.
The described connecting rod 6 of the present embodiment is also provided with the handle 8 being convenient to hand-screw, described handle 8 is convenient to user and is rotated described connecting rod 6, provides comfort.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (10)
1. a sustainable positive pressure remaining needle anticoagulation device, it comprises the remaining needle main body (1) being provided with three-port structure (12), one of them orifice remaining needle syringe needle of described three-port structure (12), an orifice transfusion device; It is characterized in that: also comprise the anticoagulation structure with the remaining orifice in described three-port structure (12), described anticoagulation structure comprises
Sleeve (2), with the remaining orifice in described three-port structure (12);
Piston (3), is arranged in described sleeve (2), and is located at described sleeve (2) one end away from described three-port structure (12);
Connecting rod (6), be connected with piston (3), and stretching out described sleeve (2) through the gag (5) of described sleeve (2), described connecting rod (6) has the fastening state that engages with described gag (5) and departs from described gag (5) the non-engagement state engaged; And
Bias piece (4), is arranged between described piston (3) and described gag (5); Wherein, during fastening state, described bias piece (4) is compressed, during non-engagement state, described bias piece (4) is released and described piston (3) is applied with to the biasing force making described piston (3) have the movement tendency going out to slide with the UNICOM of described three-port structure towards described sleeve (2).
2. a kind of sustainable positive pressure remaining needle anticoagulation device according to claim 1, it is characterized in that: described gag (5) forms card division (16), described connecting rod (6) forms the draw-in groove (14) that engages with described card division (16) in described fastening state and in described non-engagement state time and described card division (16) guide chute (15) of being slidably matched; Wherein, described draw-in groove (14) is communicated with described guide chute (15), and the length direction of described guide chute (15) is consistent with the length direction of described connecting rod (6).
3. a kind of sustainable positive pressure remaining needle anticoagulation device according to claim 2, it is characterized in that: described bias piece (4) is set to the spring be set on described connecting rod (6), one end and the described piston (3) of described spring offset, and the other end of described spring and gag (5) offset.
4. a kind of sustainable positive pressure remaining needle anticoagulation device according to any one of claim 1-3, is characterized in that: described connecting rod (6) is also provided with the handle (8) being convenient to hand-screw.
5. a kind of sustainable positive pressure remaining needle anticoagulation device according to any one of claim 1-3, it is characterized in that: described sleeve (2) forms the connection interface (11) being communicated with described three-port structure (12), described connection interface (11) is communicated with described three-port structure (12) by intermediate hose (9).
6. a kind of sustainable positive pressure remaining needle anticoagulation device according to claim 5, is characterized in that: the internal diameter size of described intermediate hose (9) is located between 0.01-0.3mm.
7. a kind of sustainable positive pressure remaining needle anticoagulation device according to claim 5, is characterized in that: described intermediate hose (9) is also provided with tongs (10).
8. a kind of sustainable positive pressure remaining needle anticoagulation device according to claim 7, it is characterized in that: described intermediate hose (9) comprises the first flexible pipe (91) be communicated with described three-port structure (12) and the second flexible pipe (92) be communicated with described sleeve (2), and described tongs (10) is located on described second flexible pipe (92).
9. a kind of sustainable positive pressure remaining needle anticoagulation device according to claim 5, is characterized in that: described connection interface (11) is vertical to be arranged with the length direction of described sleeve (2).
10. a kind of sustainable positive pressure remaining needle anticoagulation device according to claim 1, is characterized in that: the described sleeve (2) of described anticoagulation structure is also communicated with chemical feed pipe (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520614553.6U CN205073411U (en) | 2015-08-14 | 2015-08-14 | But continuous positive airway pressure keeps somewhere needle anticoagulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520614553.6U CN205073411U (en) | 2015-08-14 | 2015-08-14 | But continuous positive airway pressure keeps somewhere needle anticoagulation device |
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| Publication Number | Publication Date |
|---|---|
| CN205073411U true CN205073411U (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520614553.6U Expired - Fee Related CN205073411U (en) | 2015-08-14 | 2015-08-14 | But continuous positive airway pressure keeps somewhere needle anticoagulation device |
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| CN (1) | CN205073411U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107055A (en) * | 2015-08-14 | 2015-12-02 | 汪贤宗 | Sustainable positive-pressure anticoagulation device of indwelling needle |
| CN109985293A (en) * | 2017-12-30 | 2019-07-09 | 锦州诺德医疗器械科技有限公司 | One kind drawing back blood method and examines pipeline access self-resetting devices |
| CN109985294A (en) * | 2017-12-30 | 2019-07-09 | 锦州诺德医疗器械科技有限公司 | A kind of diaphragm type draws back blood method and examines pipeline access self-resetting devices |
-
2015
- 2015-08-14 CN CN201520614553.6U patent/CN205073411U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107055A (en) * | 2015-08-14 | 2015-12-02 | 汪贤宗 | Sustainable positive-pressure anticoagulation device of indwelling needle |
| CN109985293A (en) * | 2017-12-30 | 2019-07-09 | 锦州诺德医疗器械科技有限公司 | One kind drawing back blood method and examines pipeline access self-resetting devices |
| CN109985294A (en) * | 2017-12-30 | 2019-07-09 | 锦州诺德医疗器械科技有限公司 | A kind of diaphragm type draws back blood method and examines pipeline access self-resetting devices |
| CN109985293B (en) * | 2017-12-30 | 2023-09-15 | 杨恚 | Device for automatically recovering passage of blood withdrawal method inspection pipeline |
| CN109985294B (en) * | 2017-12-30 | 2023-12-26 | 杨恚 | Self-recovery device for checking pipeline passage by diaphragm type blood drawing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161031 Address after: 529375 Guangdong city in Jiangmen Province town of Kaiping City Wujin Lily Patentee after: DRAGON HEART MEDICAL DEVICES CO., LTD. Address before: 518104, No. 267-269, Wan An Road, Wan Feng Village, manholes Town, Guangdong, Shenzhen Patentee before: Wang Xianzong |
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| 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: 20160309 Termination date: 20190814 |