CN217745210U - Dropping funnel for infusion apparatus - Google Patents
Dropping funnel for infusion apparatus Download PDFInfo
- Publication number
- CN217745210U CN217745210U CN202120080233.2U CN202120080233U CN217745210U CN 217745210 U CN217745210 U CN 217745210U CN 202120080233 U CN202120080233 U CN 202120080233U CN 217745210 U CN217745210 U CN 217745210U
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- China
- Prior art keywords
- drip chamber
- chamber body
- medicine
- blast pipe
- pipe
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- 238000001802 infusion Methods 0.000 title claims abstract description 26
- 239000003814 drug Substances 0.000 claims abstract description 45
- 238000001914 filtration Methods 0.000 claims abstract description 32
- 239000012528 membrane Substances 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 16
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010067484 Adverse reaction Diseases 0.000 description 1
- 241001411320 Eriogonum inflatum Species 0.000 description 1
- 230000006838 adverse reaction Effects 0.000 description 1
- 238000012865 aseptic processing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a drip chamber for transfusion system, including the drip chamber body, drip chamber body top is equipped with puncture ware connecting pipe and the blast pipe that runs through the drip chamber body, the setting is hugged closely side by side to puncture ware connecting pipe and blast pipe, the blast pipe is located this external one end of drip chamber and installs filtration membrane, and is located this external blast pipe tip of drip chamber and is equipped with the sealing plug that matches with the blast pipe mouth of pipe, drip chamber body top still is equipped with adds the medicine plug, the lower part is provided with horizontally filtration membrane in the burette, filtration membrane all around with burette inner wall seamless connection, drip chamber body bottom is connected with the infusion connecting pipe. The utility model has simple structure, and can effectively improve the safety and the practicability of the transfusion device by improving the dropping funnel body; by increasing the size of the medicine adding rubber plug, the area of the medicine injection port is enlarged, the possibility of self-injury of medical staff caused by improper operation in the medicine adding process is reduced, and the safety of medicine adding operation is improved.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to dropping funnel for transfusion system.
Background
The transfusion device is a common medical consumable, and a channel between a vein and liquid medicine is established through aseptic processing and is used for venous transfusion. Generally, the infusion apparatus is formed by connecting eight parts, such as a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a dropping funnel, a bottle stopper puncture outfit, an air filter and the like, and a part of the infusion apparatus also comprises an injection piece, a medicine adding port and the like.
When the existing dropping funnel of the infusion apparatus is emptied, repeated squeezing operation is needed, and the operation is inconvenient; meanwhile, most of the existing dripping hoppers have no filtering structures and no liquid stopping function, and blood return is easily caused after infusion is finished.
Disclosure of Invention
The utility model aims to solve the technical problem that the not enough to above-mentioned prior art provides a drip chamber for transfusion system, and its design benefit, simple structure can effectively improve the security of infusion drip chamber, and can avoid the liquid phenomenon of blood return to appear after having transfused.
The utility model adopts the technical proposal that: a dropping funnel for a transfusion device comprises a dropping funnel body, wherein a puncture outfit connecting pipe and an exhaust pipe which penetrate through the dropping funnel body are arranged at the top of the dropping funnel body, the puncture outfit connecting pipe and the exhaust pipe are arranged in a side-by-side mode in a closely attached mode, an air filtering film is installed in one end, located outside the dropping funnel body, of the exhaust pipe, a sealing plug matched with the pipe orifice of the exhaust pipe is arranged at the end portion, located outside the dropping funnel body, of the exhaust pipe, the top of the dropping funnel body is further provided with a medicine adding rubber plug which is integrally formed with the dropping funnel body, a horizontal precise filtering film is arranged at the lower portion inside a dropping pipe, the periphery of the precise filtering film is in seamless connection with the inner wall of the dropping pipe, and a transfusion connecting pipe is connected to the bottom of the dropping funnel body; the precise filtering membrane can precisely filter the liquid medicine and has the function of stopping liquid.
Preferably, the dosing rubber plug is a cylindrical rubber plug with the bottom embedded into the dropping funnel body, and the center of the top of the dosing rubber plug is a dosing groove for a needle to penetrate into for dosing; the medicine adding rubber plug is designed to enlarge the area, the middle of the medicine adding rubber plug is designed to be secondarily sealed and thickened, and the bottom of the middle of the medicine adding rubber plug is designed to be thinned, so that medicine adding puncture operation is facilitated.
Preferably, a drainage tube communicated with the infusion connecting tube is arranged in the bottom of the dropper, the precise filtering membrane is arranged on the top surface of the drainage tube, and the drainage tube plays a supporting role in the precise filtering membrane and is convenient to produce and assemble.
The beneficial effects of the utility model reside in that:
(1) The puncture outfit connecting pipe and the exhaust pipe are arranged in a side-by-side close fit manner, so that the space at the top of the dropping funnel body can be effectively saved, the medicine adding rubber plug of the medicine adding part can be enlarged, medicine can be added in use conveniently, and the probability that medical staff are injured by the medicine adding needle during medicine adding is effectively reduced;
(2) An air filtering membrane is arranged in the exhaust pipe, so that pollutants in the air are effectively prevented from entering the dropping funnel body;
(3) The precise filtering membrane is arranged in the dropping funnel body, and the precise filtering can realize the fine filtering of large particles in the medicament, effectively improve the safety of the infusion and greatly reduce the adverse reaction of the infusion;
(4) The drainage tube is arranged, the precise filtering membrane is arranged on the top surface of the inlet of the drainage tube, the physical characteristics of the precise filtering membrane can be effectively utilized, and liquid is easy to form a water film on the surface of the micropore of the precise filtering membrane due to surface tension to form a liquid seal surface, so that after the infusion is finished, a liquid seal cover is formed when the liquid medicine is reduced to the surface of the precise filtering membrane, the liquid medicine plane is prevented from continuously descending, and the blood return condition under the condition that the infusion is not timely found to be finished is avoided; meanwhile, the possibility that bubbles generated in the dropping funnel enter a human body along with the infusion tube during the medicine adding operation can be reduced, and the safety and the practicability of the infusion are improved.
The utility model has simple structure, and can effectively improve the safety and the practicability of the transfusion device by improving the dropping funnel body; by increasing the size of the medicine adding rubber plug, the area of the medicine injection port is enlarged, the possibility of self-injury of medical staff caused by improper operation in the medicine adding process is reduced, and the safety of medicine adding operation is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a dropping funnel body; 2. a puncture outfit connecting pipe; 3. an exhaust pipe; 4. an air filtration membrane; 5. a sealing plug; 6. a medicine adding rubber plug; 7. a precise filtering membrane; 8. a transfusion connecting pipe; 9. a medicine feeding groove; 10. a drainage tube.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1, the dropping funnel for the infusion apparatus provided by the embodiment includes a dropping funnel body 1, a puncture outfit connecting pipe 2 and an exhaust pipe 3 penetrating through the dropping funnel body 1 are integrally formed at the top of the dropping funnel body 1, the puncture outfit connecting pipe 2 is used for connecting with an infusion bag or an infusion tube, and the exhaust pipe 3 is used for exhausting air; the puncture outfit connecting pipe 2 and the exhaust pipe 3 are arranged in a side-by-side close fit manner, so that the space at the top of the dropping funnel body 1 can be saved;
an air filtering membrane 4 is arranged in one end of the exhaust pipe 3, which is positioned outside the dropping funnel body 1, and the arranged air filtering membrane 4 can effectively prevent pollutants in the air from entering the dropping funnel body 1; a sealing plug 5 matched with the pipe orifice of the exhaust pipe 3 is arranged at the end part of the exhaust pipe 3 positioned outside the dropping funnel body 1, the sealing plug 5 is connected with the outer wall of the exhaust pipe 3 through a connecting strip, and after the exhaust is finished, the exhaust pipe 3 is blocked by the sealing plug 5 to prevent air from entering;
the top of the dropping funnel body 1 is also provided with a dosing rubber plug 6 which is integrally formed with the dropping funnel body, and the puncture outfit connecting pipe 2 and the exhaust pipe 3 are arranged in a close fit manner side by side, so that the dosing rubber plug 6 can be enlarged, and dosing is facilitated;
a horizontal precise filtering membrane 7 is arranged at the lower part in the dropper, the periphery of the precise filtering membrane 7 is seamlessly connected with the inner wall of the dropper, an infusion connecting pipe 8 is connected outside the bottom of the dropper body 1, a drainage tube 10 communicated with the infusion connecting pipe 8 is arranged in the bottom of the dropper body 1, and the precise filtering membrane 7 is arranged on the top surface of the drainage tube 10; by utilizing the physical characteristics of the precise filtering membrane 7, liquid is easy to form a water film on the surface of the micropore of the precise filtering membrane 7 due to surface tension to form a liquid seal surface, so that a liquid seal surface is formed when the liquid medicine is reduced to the surface of the precise filtering membrane 7 after the transfusion is finished, the liquid medicine plane is prevented from continuously descending, and the blood return condition under the condition that the transfusion is not found to be finished in time is avoided; meanwhile, the possibility that air bubbles generated in the dropping funnel enter the human body along with the infusion tube during the medicine feeding operation can be reduced.
Example 2
This embodiment is the same basically as embodiment 1, has only made the change to adding medicine plug 6, add medicine plug 6 for the cylindrical plug of bottom embedding drip chamber body 1, add the medicine plug for the enlarged area design, wholly be the secondary seal thickening design, it has medicine feeding groove 9 to open at 6 top centers of medicine plug, and medicine feeding groove 9 bottoms is the attenuate design, is more convenient for add the medicine puncture operation, has avoided the pollution to adding the medicine district simultaneously, has improved the security of transfusion system.
The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the protection scope of the present invention.
Claims (3)
1. The utility model provides a drip chamber for transfusion system, includes drip chamber body (1), its characterized in that: drip chamber body (1) top is equipped with puncture ware connecting pipe (2) and blast pipe (3) that run through drip chamber body (1), the setting is hugged closely side by side to puncture ware connecting pipe (2) and blast pipe (3), blast pipe (3) are located the outer one end of drip chamber body (1) and install filtration membrane (4), and are located outer blast pipe (3) tip of drip chamber body (1) and be equipped with sealing plug (5) that match with blast pipe (3) mouth of pipe, drip chamber body (1) top still is equipped with adds medicine plug (6), and the lower part is provided with horizontally filtration membrane (7) in the burette, filtration membrane (7) all around with burette inner wall seamless connection, drip chamber body (1) bottom is connected with infusion connecting pipe (8).
2. The drip chamber for an infusion set according to claim 1, wherein: the medicine adding rubber plug (6) is a cylindrical rubber plug with the bottom embedded into the dropping funnel body (1), and the center of the top of the medicine adding rubber plug (6) is a medicine adding groove (9) for a needle to penetrate into for adding medicine.
3. The drip chamber for an infusion set according to claim 1 or 2, wherein: a drainage tube (10) communicated with the infusion connecting tube (8) is arranged in the bottom of the dropper, and the precise filtering membrane (7) is arranged on the top surface of the drainage tube (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120080233.2U CN217745210U (en) | 2021-01-13 | 2021-01-13 | Dropping funnel for infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120080233.2U CN217745210U (en) | 2021-01-13 | 2021-01-13 | Dropping funnel for infusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217745210U true CN217745210U (en) | 2022-11-08 |
Family
ID=83868625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120080233.2U Active CN217745210U (en) | 2021-01-13 | 2021-01-13 | Dropping funnel for infusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217745210U (en) |
-
2021
- 2021-01-13 CN CN202120080233.2U patent/CN217745210U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 611731 buildings 1 and 2, No. 6, Kexin Road, high tech Zone (West District), Chengdu, Sichuan Patentee after: Chengdu Puth MEDICAL Plastics Packaging Co.,Ltd. Address before: 611731 buildings 1 and 2, No. 6, Kexin Road, high tech Zone (West District), Chengdu, Sichuan Patentee before: Chengdu Puth Medical Plastics Packaging Co.,Ltd. |