CN215584992U - Anti-backflow infusion apparatus for hemodialysis - Google Patents
Anti-backflow infusion apparatus for hemodialysis Download PDFInfo
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- CN215584992U CN215584992U CN202121313671.5U CN202121313671U CN215584992U CN 215584992 U CN215584992 U CN 215584992U CN 202121313671 U CN202121313671 U CN 202121313671U CN 215584992 U CN215584992 U CN 215584992U
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- positive pressure
- infusion
- connector
- hose
- fixedly arranged
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Abstract
The utility model belongs to the technical field of infusion sets, in particular to an anti-backflow infusion set for hemodialysis, which comprises an infusion set main body and a scalp needle main body, wherein the infusion set main body consists of an infusion hose, a puncture outfit, a flow stopping clamp, a medicine feeding port, a drip cup, a flow regulator and a positive pressure connector, a regulating roller is arranged in the flow regulator, the outer end and the inner end of the positive pressure connector are in sleeved connection, a connector and a puncture needle are fixedly arranged on the scalp needle main body, the connector is fixedly arranged at the tail end of the scalp needle main body, the puncture needle is fixedly arranged at the head end of the scalp needle main body, the positive pressure connector is fixedly arranged at the tail end of the infusion hose through the positive pressure connector, so that when medical personnel carry out infusion treatment on patients, the positive pressure connector can effectively prevent blood backflow, the positive pressure connector is in rotary connection with the connector fixedly arranged at the tail end of the scalp needle main body, can be convenient for ensure the tightness when the positive pressure joint is connected with the connector.
Description
Technical Field
The utility model belongs to the technical field of infusion sets, and particularly relates to an anti-backflow infusion set for hemodialysis.
Background
Hemodialysis is one of treatment items in the technical field of blood purification, is also one of the most commonly used kidney replacement treatment methods, and is mostly hemodialysis in millions of patients who rely on dialysis to maintain life all over the world, wherein the hemodialysis removes harmful substances and excessive water in blood by using the principles of dispersion, ultrafiltration, convection and the like, the hemodialysis can relieve symptoms related to renal failure of the patients and can prolong the life cycle of the patients with renal failure, and the hemodialysis purification technology can also be used in the fields of treatment of drug or toxicosis and the like.
Disclosure of Invention
At present, the transfusion devices of various manufacturers used clinically and the positive pressure connector for transfusion do not have a one-way valve, the phenomenon of liquid reverse flow pollution can appear in clinical application, once the transfusion connectors and the positive pressure connector are connected with medical pipelines such as a blood purification pipeline, a hemodialysis catheter, a peritoneal dialysis catheter, a transfusion device and a blood transfusion device, the reverse flow resistance function is lost, so that the reverse flow pollution is caused to the pipeline, and the phenomenon of blood reverse flow waste is caused. The utility model provides an anti-reflux infusion set for hemodialysis, which is characterized in that the internal structure of a positive pressure connector is a one-way valve, and the infusion set is smooth in forward direction and sealed in reverse direction, so that when medical workers carry out infusion treatment on patients, the phenomenon of reflux pollution can not occur, and convenience in clinical operation is provided for the medical workers, thereby achieving the purpose of safe medical operation.
The utility model provides the following technical scheme: the utility model provides an anti transfusion system that backflows is used in hemodialysis, includes transfusion system main part and scalp needle main part, the transfusion system main part comprises infusion hose, puncture ware, current stopping clamp, medicine feeding mouth, drip kettle, flow regulator and malleation joint, flow regulator has installed adjusting roller inside, malleation joint outer end is established for the cover with the protective cap inner and is connected, fixed connector and pjncture needle of having installed in the scalp needle main part, and the fixed tail end of installing at the scalp needle main part of connector, the head end of installing at the scalp needle main part is then fixed to the pjncture needle.
Wherein, a puncture outfit is fixedly arranged at the head end of the transfusion hose; the puncture device can be used for conveniently puncturing the stopper end of an infusion bottle or an infusion bag loaded with liquid medicine.
Wherein, the tube body of the transfusion hose is fixedly connected with one end of the medicine adding port; the medicine adding port is arranged, so that medical staff can conveniently add the medicine.
Wherein a drip cup is fixedly arranged on the transfusion hose at the lower end of the medicine feeding port; through the arrangement of the drip cup, the medical care personnel can conveniently watch the number and the dropping speed of the liquid medicine.
The flow stopping clip and the flow regulator are sleeved outside the infusion hose, and the flow stopping clip and the flow regulator are movably connected with the infusion hose; the flow stopping clamp can be used for conveniently clamping and closing an internal channel of the infusion hose, and the flow regulator can be used for controlling the flow speed of the liquid medicine in the infusion hose by only vertically rolling the regulating roller arranged in the flow regulator and applying different pressures to the infusion hose through the regulating roller.
The tail end of the infusion hose is fixedly provided with a positive pressure joint, and the internal structure of the positive pressure joint is forward smooth and reverse closed; through the establishment of the positive pressure joint, and the positive pressure joint is fixedly arranged at the tail end of the transfusion hose, the positive pressure joint can effectively prevent the blood from flowing back when medical care personnel carry out transfusion treatment on patients.
Wherein, the positive pressure joint is rotationally connected with a connector fixedly arranged at the tail end of the scalp needle main body through a thread arranged at the inner end of the positive pressure joint; the connector fixedly arranged on the tail end of the scalp needle main body is rotatably connected through the positive pressure connector, so that the tightness of the connection of the positive pressure connector and the connector can be conveniently ensured.
The utility model has the beneficial effects that: inner structure through the malleation joint is the check valve, and forward smooth and easy, it is reverse airtight, can be convenient for when medical personnel infuse the treatment for the patient, when can not taking place palirrhea pollution phenomenon, also provide the convenience of clinical operation for medical personnel, thereby reach the safe purpose of medical operation, it is swivelling joint with the fixed connector of installing of scalp acupuncture main part tail end to connect through the malleation, can be convenient for ensure the malleation and connect the compactness when being connected with the connector, thereby when effectively preventing to infuse the treatment for the patient, the malleation connects and the connector if pulled down by accident, then can be when causing the liquid medicine extravagant, also can make the junction receive the pollution back, medical personnel are the in-process of patient puncture again, increase the misery of patient secondary puncture.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a schematic view of the overall structure of the infusion set main body of the utility model.
Fig. 2 is a schematic diagram of a structure for detaching the positive pressure joint and the protective cap of the present invention.
Fig. 3 is a schematic view of the connection structure of the positive pressure joint and the connector of the present invention.
In the figure: 1. an infusion set main body; 2. a flexible infusion tube; 3. a puncture instrument; 4. a flow stopping clip; 5. a medicine adding port; 6. a drip cup; 7. a flow regulator; 701. adjusting the roller; 8. a positive pressure joint; 9. a protective cap; 10. a scalp needle body; 11. a connector; 12. a puncture needle.
Detailed Description
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides an anti transfusion system that backflows is used in hemodialysis, includes transfusion system main part 1 and scalp acupuncture main part 10, transfusion system main part 1 comprises infusion hose 2, puncture ware 3, flow stopping clamp 4, medicine adding mouth 5, drip cup 6, flow regulator 7 and malleation joint 8, flow regulator 7 inside has installed adjusting roller 701, malleation joint 8 outer end is established with protective cap 9 inner and is connected for the cover, fixed connector 11 and pjncture needle 12 of having installed on scalp acupuncture main part 10, and connector 11 is fixed and installs the tail end at scalp acupuncture main part 10, and pjncture needle 12 is then fixed and installs the head end at scalp acupuncture main part 10.
The head end of the transfusion hose 2 is fixedly provided with a puncture outfit 3; the puncture device 3 can be used for conveniently puncturing the stopper end of an infusion bottle or an infusion bag loaded with liquid medicine.
The tube body of the transfusion hose 2 is fixedly connected with one end of the medicine adding port 5; through the establishment of the medicine adding port 5, the medicine can be conveniently added by medical staff.
A drip cup 6 is fixedly arranged on the transfusion hose 2 at the lower end of the fixing part of the medicine adding port 5; through the arrangement of the drip cup 6, the medical staff can conveniently watch the number and the dropping speed of the liquid medicine.
The flow stopping clip 4 and the flow regulator 7 are sleeved outside the infusion hose 2, and the flow stopping clip 4 and the flow regulator 7 are movably connected with the infusion hose 2; the flow stopping clip 4 can be used for conveniently clamping and closing the internal channel of the infusion hose 2, and the flow regulator 7 can be used for conveniently applying pressure to the infusion hose 2 through the difference of the pressure applied to the infusion hose 2 by the regulating roller 701 by only vertically rolling the regulating roller 701 arranged in the flow regulator 7 so as to control the flow speed of the liquid medicine in the infusion hose 2.
The tail end of the transfusion hose 2 is fixedly provided with a positive pressure joint 8, and the internal structure of the positive pressure joint 8 is forward smooth and reverse closed; by arranging the positive pressure joint 8 and fixedly arranging the positive pressure joint 8 at the tail end of the transfusion hose 2, the positive pressure joint 8 can effectively prevent the blood from flowing back when medical care personnel carry out transfusion treatment on patients.
The positive pressure joint 8 is rotatably connected with a connector 11 fixedly arranged at the tail end of the scalp needle main body 10 through a thread arranged at the inner end of the positive pressure joint; the connection head 11 fixedly arranged at the tail end of the scalp needle main body 10 is rotatably connected with the positive pressure joint 8, so that the tightness of the connection of the positive pressure joint 8 and the connection head 11 can be conveniently ensured.
The working principle and the using process of the utility model are as follows: the puncture device 3 can facilitate the puncture of the plug end of an infusion bottle or an infusion bag loaded with liquid medicine, the medicine adding port 5 can facilitate the filling of medicine by medical personnel, the drip cup 6 can facilitate the observation of the number and the speed of the drops of the liquid medicine by the medical personnel, the flow stopping clip 4 can facilitate the clipping operation of the internal channel of the infusion hose 2, the flow regulator 7 can facilitate the vertical rolling of the regulating roller 701 arranged in the flow regulator 7, the difference of the pressure applied to the infusion hose 2 by the regulating roller 701 can be used for controlling the speed of the flow rate of the liquid medicine in the infusion hose 2, the positive pressure joint 8 is arranged and fixed at the tail end of the infusion hose 2, and when the medical personnel carry out infusion treatment for patients, the positive pressure joint 8 can effectively prevent the blood from flowing back, and the tightness of the connection of the positive pressure joint 8 and the connector 11 can be conveniently ensured by the connection of the positive pressure joint 8 and the connector 11 which is fixedly arranged at the tail end of the scalp needle main body 10 in a rotating thread type.
Claims (7)
1. An anti-backflow infusion apparatus for hemodialysis is characterized in that: including transfusion system main part and scalp acupuncture main part, the transfusion system main part comprises infusion hose, puncture ware, flow stopping clamp, medicine adding mouth, drip kettle, flow regulator and malleation joint, flow regulator has installed the adjusting roller inside, malleation joint outer end is established for the cover with the protective cap inner and is connected, fixed connector and pjncture needle of having installed in the scalp acupuncture main part, and the connector is fixed and installs the tail end in the scalp acupuncture main part, and the pjncture needle is then fixed and installs the head end in the scalp acupuncture main part.
2. The anti-backflow infusion set for hemodialysis according to claim 1, wherein: and a puncture outfit is fixedly arranged at the head end of the infusion hose.
3. The anti-backflow infusion set for hemodialysis according to claim 1, wherein: the tube body of the transfusion hose is fixedly connected with one end of the medicine adding port.
4. The anti-backflow infusion set for hemodialysis according to claim 1, wherein: a drip cup is fixedly arranged on the transfusion hose at the lower end of the medicine feeding port fixing part.
5. The anti-backflow infusion set for hemodialysis according to claim 1, wherein: the flow stopping clip and the flow regulator are sleeved outside the infusion hose, and the flow stopping clip and the flow regulator are movably connected with the infusion hose.
6. The anti-backflow infusion set for hemodialysis according to claim 1, wherein: the tail end of the infusion hose is fixedly provided with a positive pressure joint, and the internal structure of the positive pressure joint is forward smooth and reverse closed.
7. The anti-backflow infusion set for hemodialysis according to claim 1, wherein: the positive pressure joint is rotatably connected with a connector fixedly arranged at the tail end of the scalp needle main body through a thread arranged at the inner end of the positive pressure joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121313671.5U CN215584992U (en) | 2021-06-12 | 2021-06-12 | Anti-backflow infusion apparatus for hemodialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121313671.5U CN215584992U (en) | 2021-06-12 | 2021-06-12 | Anti-backflow infusion apparatus for hemodialysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215584992U true CN215584992U (en) | 2022-01-21 |
Family
ID=79875142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121313671.5U Expired - Fee Related CN215584992U (en) | 2021-06-12 | 2021-06-12 | Anti-backflow infusion apparatus for hemodialysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215584992U (en) |
-
2021
- 2021-06-12 CN CN202121313671.5U patent/CN215584992U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20220121 |