CN206660203U - A kind of medical plug-type no-needle transfusion joint - Google Patents
A kind of medical plug-type no-needle transfusion joint Download PDFInfo
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- CN206660203U CN206660203U CN201620719520.2U CN201620719520U CN206660203U CN 206660203 U CN206660203 U CN 206660203U CN 201620719520 U CN201620719520 U CN 201620719520U CN 206660203 U CN206660203 U CN 206660203U
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- joint
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Abstract
A kind of medical plug-type no-needle transfusion joint, including no-needle transfusion head and no-needle transfusion joint, the no-needle transfusion head is connected with no-needle transfusion joint screw thread, no-needle transfusion joint is connected with push rod, push rod is placed in woven hose, and woven hose is connected with female Luer, and the utility model is simple in construction, it is easily operated, by no-needle transfusion head from no-needle transfusion tab through-hole insert extruding closing glue after make two pieces closing glue deformation and both deformation after formed with infusion channel when can infuse；Closed-loop uses multilayer enclosed ring, ensure the sealing in transfusion space in helix tube, effectively prevent intravenous extravasation, after stopping transfusion, when back-outing no-needle transfusion head, glue elasticity deformation is closed to reset, closing glue forms negative pressure when resetting, draw blood into conduit, and the utility model can promote no-needle transfusion joint after blood is extracted into conduit, push rod is set to advance, the blood of inflow urges back into blood vessel, prevent thrombosis, the utility model uses international standard luer fittings, suitable for all ordinary straight types and Y type remaining needles, it can make common remaining needle that there is preventing thrombosis function, substantially reduce the useless pin rate of common remaining needle, patient's cost is saved, simultaneously, no-needle transfusion is also the development trend of venous transfusion.
Description
Technical field
It the utility model is related to medical equipment, especially a kind of preventing thrombosis needleless for being connected with the external conduit of remaining needle
Infusion connector.
Background technology
In clinical treatment, when patient needs repeatedly transfusion, it will usually which, using non small cellCatheter, the outer indwelling of human body is led
The docking mode of pipe and transfusion device, which is divided into, pin and needleless docking.One kind of the prior art has pin docking mode, medical infusion
The joint fittings body affixed by connecting seat and with it forms, and this fittings body is also commonly known as calparine cap.Transfusion device needle tubing from
Seal rubber plug insertion at the top of fittings body.While transfusion device needle tubing is extracted in transfusion end of a period, the space that needle tubing original occupies is close to very
Empty so as to produce negative pressure in inlying catheter, blood can be flow backwards into inlying catheter from blood vessel, flow backwards blood and caused blood clotting
Inlying catheter is blocked, can not be infused again, it is serious there may be thrombus, damaged to sufferer.Therefore, medical worker is usual
Need to take one to be rinsed inlying catheter tube sealing, syringe needle tube when tube sealing operates with the tube sealing syringe for puncturing needle tubing
Penetrated from calparine cap plug, into calparine cap inner chamber, necessarily occupy calparine cap intracavity space, and at the end of tube sealing, medical worker
Need side to withdraw from syringe needle tube edge and inject tube-sealing solution, replenish the space that needle tubing occupies, in order to avoid negative pressure is formed in inlying catheter.
This cumbersome and still can remain the space that tube-sealing solution can not finally be filled up, negative pressure can still produce, in order to make up it is this not
Foot, after traditionally flow-stopping clip clamps extension tube on not, heavy rain slides flow-stopping clip toward conduit tube component direction, makes extension tube gradual
It is extruded, liquid in pipe will be extended and squeeze into inlying catheter inner chamber, drive refluence blood out of, but slide when flow-stopping clip clamps with extension tube
Resistance is big, drawing extension tube, easily elongates extension tube and attenuates, and conduit tube component is during indwelling, and through multiple drawing, serious meeting is drawn
Disconnected extension tube and cause hemorrhage, be pasted onto plus conduit tube component indwelling on sufferer body, extension tube limited length, if drawing is not
It is careful, conduit tube component can be pulled out to sufferer body, in order to avoid above-mentioned accident occurs, medical worker is overcautious when operating, and has
When flow-stopping clip drawing length it is inadequate, still can not be completely secured and drive blood inside catheters totally, therefore this mode of operation is invisible
Add medical personnel's workload and psychological burden.
The content of the invention
The utility model is in order to solve above-mentioned technical problem, there is provided a kind of medical plug-type no-needle transfusion joint.
What the technical solution of the utility model was realized in：
A kind of medical plug-type no-needle transfusion joint, including no-needle transfusion head and no-needle transfusion joint, the no-needle transfusion
Head is connected with no-needle transfusion joint screw thread, and no-needle transfusion joint is connected with push rod, and push rod is placed in woven hose, woven hose and Rule
Joint connects.
There is screw thread on the outside of the no-needle transfusion joint, transfusion through hole is arranged at top.
The push rod extends woven hose partial insertion and is fixed in no-needle transfusion joint.
Closing glue is arranged with the top of the push rod.
The closing glue is divided into two parts up and down, and top half closes glue by left side semicircle column and right side semicircle column is sealed
Close glue composition, the latter half be central column close glue, left side semicircle column closing glue and right side semicircle column closing glue respectively with
Central column closes glue integrated molding.
The central column closing glue hollow space and the transfusion hole link in push rod, transfusion duct are through to push rod bottom
Portion.
Closed-loop is arranged at the push rod bottom.
The closed-loop is polycyclic closed-loop.
The closed-loop is double-ring closed-loop.
Compared with prior art, the beneficial effects of the utility model have：
1. it is simple in construction, it is easily operated, make after no-needle transfusion head is inserted into extruding closing glue from no-needle transfusion tab through-hole
It can be infused when after two pieces of closing glue deformations and both deformations formed with infusion channel；
2. closed-loop uses multilayer enclosed ring, ensure the sealing in transfusion space in helix tube, effectively prevent liquid
Extravasation.
3. after stopping transfusion, when back-outing no-needle transfusion head, the deformation of closing glue elasticity resets, and closing glue forms negative when resetting
Pressure, draws blood into conduit, and the utility model can promote no-needle transfusion joint after blood is extracted into conduit, before making push rod
Enter, the blood of inflow urges back into blood vessel, prevents thrombosis.
4. the utility model uses international standard luer fittings, suitable for all ordinary straight types and Y type indwellings
It pin, can make common remaining needle that there is preventing thrombosis function, substantially reduce the useless pin rate of common remaining needle, saved patient's cost, together
When, no-needle transfusion is also the development trend of venous transfusion.
5. the needleless attachment structure that the utility model uses, avoids what scalp acupuncture was likely to cause to nurse and patient
Unexpected injury, and when the utility model is avoided using intravenous infusion with winged needle set, after stopping transfusion, extracting the process of scalp acupuncture out can cause
The problem of backflow of blood enters in indwelling needle catheter.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model closing glue extrusion transfusion state figure.
Fig. 3 is the utility model closing glue front view.
Fig. 4 is the utility model closing glue top view.
1- no-needle transfusion heads；2- no-needle transfusion joints；3- push rods；4- closes glue；5- closed-loops；6- woven hoses；7- infuses
Duct；8- female Luers.
Embodiment
As shown in figure 1, the utility model includes no-needle transfusion head and no-needle transfusion joint, the no-needle transfusion head and needleless
Infusion connector is threadedly coupled, and no-needle transfusion joint is connected with push rod, and push rod is placed in woven hose, and woven hose connects with female Luer
Connect.
There is screw thread on the outside of the no-needle transfusion joint, transfusion through hole is arranged at top, is convenient to no-needle transfusion head and connects with its screw thread
Connect, be easy to fixed.
Closed-loop arranged at the push rod bottom, and closed-loop is double-ring closed-loop, enclosed ring be ensure push rod promote or
The space of closed-loop over and under can not connect when drawing high, it is ensured that the effect that push rod is promoted or drawn high.
The push rod extends woven hose partial insertion and is fixed in no-needle transfusion joint, and envelope is arranged with the top of the push rod
Glue is closed, as shown in Figures 3 and 4, closing glue is divided into two parts up and down, and top half closes glue and right side half by left side semicircle column
Cylindric closing glue composition, the latter half are that central column closes glue, left side semicircle column closing glue and the closing of right side semicircle column
Glue closes glue integrated molding with central column respectively, and the central column closing glue hollow space connects with the transfusion duct in push rod
Logical, transfusion duct is through to push rod bottom, and the utility model is using closing glue, push rod and the closed-loop knot for being set in push rod bottom
Structure be no-needle transfusion head is extruded closing glue when no-needle transfusion head is connected with no-needle transfusion joint to form it defeated
Liquid passage, and infuse stop when push rod promote or the space of closed-loop over and under can not connect when drawing high, liquid from
When being advanced into intravascular in remaining needle inlying catheter, reach the effect of positive pressure tube sealing, effectively prevent thrombosis, this practicality is newly
Type can also draw high push rod when infusing again and be reset to transfusion state with regard to that can reach the effect of negative pressure siphunculus, substantially increase nurse
Operating efficiency, reduce nurse job amount.
Between push rod upper limit position of the present utility model and lower position, process 2-4mm, optimal process is 2-3.5mm,
In woven hose the liquid volume of the process be more than inlying catheter pipe in infuse road volume, therefore, either positive pressure tube sealing or
Negative pressure siphunculus is attained by the purpose of preventing thrombosis.
Claims (9)
1. a kind of medical plug-type no-needle transfusion joint, including no-needle transfusion head and no-needle transfusion joint, it is characterised in that：It is described
No-needle transfusion head is connected with no-needle transfusion joint screw thread, and no-needle transfusion joint is connected with push rod, and push rod is placed in woven hose, transfusion
Pipe is connected with female Luer.
A kind of 2. medical plug-type no-needle transfusion joint according to claim l, it is characterised in that：The no-needle transfusion connects
There is screw thread in head outside, and transfusion through hole is arranged at top.
A kind of 3. medical plug-type no-needle transfusion joint according to claim l, it is characterised in that：The push rod extends
Transfusion tube portion is fixed in no-needle transfusion joint.
A kind of 4. medical plug-type no-needle transfusion joint according to claim l, it is characterised in that：Covered at the top of the push rod
Provided with closing glue.
5. the medical plug-type no-needle transfusion joint of one kind according to claim 4, it is characterised in that：The closing glue is divided into
Upper and lower two parts, top half closes glue by left side semicircle column and right side semicircle column closing glue forms, and the latter half is ring
Column closes glue, and left side semicircle column closing glue and right side semicircle column closing glue are integrally melted into central column closing glue respectively
Type.
6. the medical plug-type no-needle transfusion joint of one kind according to claim 5, it is characterised in that：The central column closing
Glue hollow space and the transfusion hole link in push rod, transfusion duct are through to push rod bottom.
A kind of 7. medical plug-type no-needle transfusion joint according to claim l, it is characterised in that：The push rod bottom has
Closed-loop.
8. the medical plug-type no-needle transfusion joint of one kind according to claim 7, its spy is past to be：The closed-loop is more
Ring-type.
9. the medical plug-type no-needle transfusion joint of one kind according to claim 7, it is characterised in that：The closed-loop is double
Ring-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620719520.2U CN206660203U (en) | 2016-07-11 | 2016-07-11 | A kind of medical plug-type no-needle transfusion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620719520.2U CN206660203U (en) | 2016-07-11 | 2016-07-11 | A kind of medical plug-type no-needle transfusion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206660203U true CN206660203U (en) | 2017-11-24 |
Family
ID=60357197
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620719520.2U Active CN206660203U (en) | 2016-07-11 | 2016-07-11 | A kind of medical plug-type no-needle transfusion joint |
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| Country | Link |
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| CN (1) | CN206660203U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390221A (en) * | 2016-07-11 | 2017-02-15 | 欧阳小青 | Medical push-pull type needless infusion connector |
| US10722631B2 (en) | 2018-02-01 | 2020-07-28 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use and manufacture |
| US11185677B2 (en) | 2017-06-07 | 2021-11-30 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| CN114642787A (en) * | 2021-09-10 | 2022-06-21 | 邓三明 | Pressure conversion device and infusion connector |
| US11511103B2 (en) | 2017-11-13 | 2022-11-29 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| US11654275B2 (en) | 2019-07-22 | 2023-05-23 | Shifamed Holdings, Llc | Intravascular blood pumps with struts and methods of use and manufacture |
| US11724089B2 (en) | 2019-09-25 | 2023-08-15 | Shifamed Holdings, Llc | Intravascular blood pump systems and methods of use and control thereof |
| US11964145B2 (en) | 2019-07-12 | 2024-04-23 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of manufacture and use |
-
2016
- 2016-07-11 CN CN201620719520.2U patent/CN206660203U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390221A (en) * | 2016-07-11 | 2017-02-15 | 欧阳小青 | Medical push-pull type needless infusion connector |
| US11185677B2 (en) | 2017-06-07 | 2021-11-30 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| US11717670B2 (en) | 2017-06-07 | 2023-08-08 | Shifamed Holdings, LLP | Intravascular fluid movement devices, systems, and methods of use |
| US11511103B2 (en) | 2017-11-13 | 2022-11-29 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| US10722631B2 (en) | 2018-02-01 | 2020-07-28 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use and manufacture |
| US11229784B2 (en) | 2018-02-01 | 2022-01-25 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use and manufacture |
| US11964145B2 (en) | 2019-07-12 | 2024-04-23 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of manufacture and use |
| US11654275B2 (en) | 2019-07-22 | 2023-05-23 | Shifamed Holdings, Llc | Intravascular blood pumps with struts and methods of use and manufacture |
| US11724089B2 (en) | 2019-09-25 | 2023-08-15 | Shifamed Holdings, Llc | Intravascular blood pump systems and methods of use and control thereof |
| CN114642787A (en) * | 2021-09-10 | 2022-06-21 | 邓三明 | Pressure conversion device and infusion connector |
| CN114642787B (en) * | 2021-09-10 | 2023-07-28 | 邓三明 | Pressure conversion device and infusion connection joint |
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