CN211461610U - Infusion of preventing refluence is released and is slowly put - Google Patents
Infusion of preventing refluence is released and is slowly put Download PDFInfo
- Publication number
- CN211461610U CN211461610U CN201921278295.3U CN201921278295U CN211461610U CN 211461610 U CN211461610 U CN 211461610U CN 201921278295 U CN201921278295 U CN 201921278295U CN 211461610 U CN211461610 U CN 211461610U
- Authority
- CN
- China
- Prior art keywords
- water bag
- connecting pipe
- interface
- infusion
- columnar
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000001802 infusion Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 94
- 239000007788 liquid Substances 0.000 claims abstract description 17
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229960002897 heparin Drugs 0.000 claims abstract description 7
- 229920000669 heparin Polymers 0.000 claims abstract description 7
- 239000003978 infusion fluid Substances 0.000 claims 4
- 230000002265 prevention Effects 0.000 claims 4
- 239000008280 blood Substances 0.000 abstract description 11
- 210000004369 blood Anatomy 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 4
- 238000010992 reflux Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 2
- 239000000022 bacteriostatic agent Substances 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 208000014951 hematologic disease Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a transfusion slow-release device for preventing backflow, which comprises a water bag connector (1), a columnar water bag (2), an elastic water bag (3), a connecting pipe (4) and a screw cap (5); the water bag interface (1) is also provided with an infusion interface (6); the columnar water bag (2) is a pipe body which can be filled with liquid to contract and expand, and the columnar water bag (2) is connected with one end of the non-deformable hard connecting pipe (4); the other end of the connecting pipe (4) is connected with the elastic water bag (3); the elastic water bag (3) and the infusion interface (6) are both provided with joints in threaded connection with the heparin cap; the columnar water sac (2) is arranged inside a pipe cavity of the water sac connector (1), and the columnar water sac (2) can be filled in the pipe cavity of the water sac connector (1) when being filled with liquid. The utility model discloses simple structure, design scientific and reasonable can effectual solution blood reflux's problem.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to infusion of preventing refluence is released and is slowly put.
Background
Infusion is also called as infusion or hanging water. Is a large dose (more than 100ml per administration) of injection which is infused into the body by intravenous drip. Are usually packaged in glass or plastic infusion bottles or bags and contain no preservatives or bacteriostatic agents. When in use, the dropping speed is adjusted by the infusion apparatus, and the infusion apparatus continuously and stably enters the vein to supplement body fluid, electrolyte or provide nutrient substances.
The transfusion is a treatment means which is often done when a patient is ill, and when a patient is transfused, particularly under the condition that family members or medical staff do not accompany the patient, the phenomenon of blood backflow caused by timely closing or closing of a transfusion tube after transfusion is finished usually happens, if blood flows back to a human body, blood diseases are easily caused to the patient, and therefore the transfusion device for preventing the blood backflow is needed to solve the problems.
Chinese patent: prevent transfusion system of blood refluence, application number: CN201320385138.9, abstract: the infusion apparatus capable of preventing blood backflow comprises an infusion tube and a drip cup arranged on the infusion tube, wherein a floater is arranged in the drip cup, and a metal ball used for sealing a liquid outlet at the bottom of the drip cup is fixedly arranged at the bottom of the floater. When the liquid level in the drip cup is higher during transfusion, the buoyancy generated by the float is larger than the gravity of the metal ball, the float drives the metal ball to float in the drip cup, and the liquid freely flows and drips from top to bottom; when the amount of liquid in the drip cup is small or even does not exist, the buoyancy generated by the float is smaller than the gravity of the metal ball, the metal ball is positioned at the liquid outlet at the bottom of the drip cup, and the liquid outlet is sealed by the gravity of the metal ball, so that the phenomenon of blood backflow is avoided. However, the above patent does not provide a simple solution to prevent the backflow of blood, and the backflow of blood is stopped until the blood flows back to the infusion drip cup, which is not scientific.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a prevent infusion of refluence and release device, the utility model discloses simple structure, design scientific and reasonable can effectual solution blood reflux's problem.
The technical scheme of the utility model:
the infusion slow-release device for preventing backflow comprises a water bag connector, a columnar water bag, an elastic water bag, a connecting pipe and a screw cap; the water bag interface is also provided with an infusion interface; the columnar water bag is a pipe body which can be filled with liquid to contract and expand, and is connected with one end of the non-deformable hard connecting pipe; the other end of the connecting pipe is connected with the elastic water bag; the elastic water bag and the infusion interface are both provided with joints in threaded connection with the heparin cap; the columnar water sac is arranged inside the water sac interface tube cavity, and can be filled in the tube cavity of the water sac interface when being filled with liquid; the connecting pipe penetrates through one end of the water bag connector and is connected with an external elastic water bag; the port department that the connecting pipe passed in the water pocket interface and the surface of connecting pipe all are equipped with the external screw thread corresponding with the nut, the nut sets up on the connecting pipe and can dismantle with the port department of water pocket interface and be connected.
The utility model discloses a general concept: the columnar water bag, the connecting pipe and the elastic water bag are sequentially connected, the columnar water bag is arranged inside the water bag connector, when backflow is required to be prevented, liquid is input into the elastic water bag through the heparin cap and the columnar water bag is filled, so that the columnar water bag is expanded to fill the inside of a pipe cavity of the whole water bag connector, and the backflow is prevented; the connecting pipe is made of hard materials, is located at the port of the water bag interface, is provided with external threads for corresponding matching with the screw cap respectively, and can limit and fix the air bag interface and the connecting pipe through the screw cap.
Further, the outer surface of the connecting pipe is provided with threads, and the position of the nut can be adjusted on the connecting pipe in a knob mode, so that the connecting pipe is more flexible and detachable.
Furthermore, the nut is in a shape of a ladder platform, wherein the internal thread of the outer opening is connected with the port of the water bag interface, and the internal thread of the inner opening is connected with the connecting pipe.
Furthermore, the columnar water bag is also provided with a branch water bag at the infusion interface, so that the sealing performance is better.
Further, the length of the water bag interface is 5-10 cm.
The utility model discloses an operating procedure: when the pipe is placed, the guide wire enters from the water sac interface, the guide wire is pulled out after the pipe is placed, and the columnar water sac is arranged and the nut is fixed by a knob; during infusion, the needle is penetrated from the heparin cap of the infusion interface, and then the liquid in the cylindrical water bag and the elastic water bag is pumped out from the heparin cap connected with the elastic water bag. When the transfusion is finished, liquid is injected into the columnar water bag and the elastic water bag, so that the columnar water bag is expanded to fill the inside of the tube cavity of the whole water bag connector, and the blood backflow is avoided.
The utility model has the advantages that:
1. backflow is prevented in a sealing mode, and the effect is good;
2. the operation steps of medical staff are few, and the error rate is low;
3. the design of detachable connection is more flexible and changeable, can be suitable for different use conditions, and is convenient for classification management;
4. the utility model discloses simple structure, design scientific and reasonable can effectual solution blood reflux's problem.
Drawings
FIG. 1 is a schematic structural view of an infusion buffering device for preventing backflow according to the present invention;
names and sequence numbers in the figure:
a water bag interface 1, a columnar water bag 2, an elastic water bag 3, a connecting pipe 4, a screw cap 5, an infusion interface 6 and a branch water bag 7.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1:
as shown in fig. 1, an infusion slow-release device for preventing backflow is provided, which comprises a water bag connector 1, a columnar water bag 2, an elastic water bag 3, a connecting pipe 4 and a screw cap 5; the water bag interface 1 is also provided with an infusion interface 6; the columnar water bag 2 is a pipe body which can be filled with liquid for contraction and expansion, and the columnar water bag 2 is connected with one end of a non-deformable hard connecting pipe 4; the other end of the connecting pipe 4 is connected with the elastic water bag 3; the elastic water bag 3 and the infusion interface 6 are both provided with joints in threaded connection with the heparin cap; the columnar water bag 2 is arranged inside the pipe cavity of the water bag connector 1, and the columnar water bag 2 can be filled in the pipe cavity of the water bag connector 1 when being filled with liquid; the connecting pipe 4 penetrates through one end of the water bag connector 1 and is connected with the external elastic water bag 3; the port department that connecting pipe 4 passed and the surface of connecting pipe 4 all are equipped with the external screw thread corresponding with nut 5 in water bag interface 1, nut 5 sets up on connecting pipe 4 and can dismantle with the port department of water bag interface 1 and be connected. The outer surface of the connecting pipe 4 is provided with threads, and the nut 5 can be adjusted in position on the connecting pipe 4 in a knob mode, so that the connecting pipe is more flexible and detachable. The nut 5 is in a shape of a ladder platform, wherein the internal thread of the outer opening is connected with the port of the water bag interface 1, and the internal thread of the inner opening is connected with the connecting pipe 4. The columnar water bag 2 is also provided with a branch water bag 7 at the infusion interface 6, so that the sealing performance is better.
The length of the water bag interface 1 is 5 cm.
Example 2:
as shown in fig. 1, the present embodiment is different from embodiment 1 in that: the length of the water bag interface 1 is 10 cm.
It should be noted that the above-mentioned embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (5)
1. The utility model provides a prevent infusion of refluence and release device which characterized in that: the transfusion slow-release device for preventing backflow comprises a water bag connector (1), a columnar water bag (2), an elastic water bag (3), a connecting pipe (4) and a screw cap (5); the water bag interface (1) is also provided with an infusion interface (6); the columnar water bag (2) is a pipe body which can be filled with liquid to contract and expand, and the columnar water bag (2) is connected with one end of the non-deformable hard connecting pipe (4); the other end of the connecting pipe (4) is connected with the elastic water bag (3); the elastic water bag (3) and the infusion interface (6) are both provided with joints in threaded connection with the heparin cap; the columnar water sac (2) is arranged inside a pipe cavity of the water sac connector (1), and the columnar water sac (2) can be filled in the pipe cavity of the water sac connector (1) when being filled with liquid; the connecting pipe (4) penetrates through one end of the water bag connector (1) and is connected with the external elastic water bag (3); the port department that connecting pipe (4) passed in water pocket interface (1) and the surface of connecting pipe (4) all are equipped with the external screw thread corresponding with nut (5), nut (5) set up on connecting pipe (4) and can dismantle with the port department of water pocket interface (1) and be connected.
2. The backflow prevention infusion solution release device according to claim 1, wherein: the outer surface of the connecting pipe (4) is provided with threads, and the position of the nut (5) can be adjusted on the connecting pipe (4) in a knob mode.
3. The backflow prevention infusion solution release device according to claim 1, wherein: the nut (5) is in a shape of a ladder platform, wherein the internal thread of the outer opening is connected with the port of the water bag interface (1), and the internal thread of the inner opening is connected with the connecting pipe (4).
4. The backflow prevention infusion solution release device according to claim 1, wherein: the columnar water bag (2) is also provided with a branch water bag (7) at the infusion interface (6).
5. The backflow prevention infusion solution release device according to claim 1, wherein: the length of the water bag interface (1) is 5-10 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278295.3U CN211461610U (en) | 2019-08-08 | 2019-08-08 | Infusion of preventing refluence is released and is slowly put |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278295.3U CN211461610U (en) | 2019-08-08 | 2019-08-08 | Infusion of preventing refluence is released and is slowly put |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211461610U true CN211461610U (en) | 2020-09-11 |
Family
ID=72368662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921278295.3U Expired - Fee Related CN211461610U (en) | 2019-08-08 | 2019-08-08 | Infusion of preventing refluence is released and is slowly put |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211461610U (en) |
-
2019
- 2019-08-08 CN CN201921278295.3U patent/CN211461610U/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 |
Granted publication date: 20200911 |