CN221206374U - Air valve structure of blood transfusion tube - Google Patents
Air valve structure of blood transfusion tube Download PDFInfo
- Publication number
- CN221206374U CN221206374U CN202322582885.8U CN202322582885U CN221206374U CN 221206374 U CN221206374 U CN 221206374U CN 202322582885 U CN202322582885 U CN 202322582885U CN 221206374 U CN221206374 U CN 221206374U
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- China
- Prior art keywords
- pipe
- air valve
- exhaust
- blood transfusion
- valve structure
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Links
- 239000008280 blood Substances 0.000 title claims abstract description 35
- 210000004369 blood Anatomy 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 239000000428 dust Substances 0.000 claims abstract description 16
- 239000003814 drug Substances 0.000 description 5
- 238000001802 infusion Methods 0.000 description 5
- 239000000976 ink Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 241000256626 Pterygota <winged insects> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an air valve structure of a blood transfusion tube, which comprises a liquid inlet tube, wherein a through hole is formed in the side wall of the liquid inlet tube, the inner wall of the through hole is fixedly arranged at the bottom end of an exhaust tube, a dust cap is arranged at the top end of the exhaust tube, and a fixing component is rotationally connected to the side wall of the exhaust tube.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an air valve structure of a blood transfusion tube.
Background
An infusion apparatus for establishing a passage between blood and vein is composed of a bottle-inserting needle, an air inlet needle or an air inlet hole (without an air filter), a needle head protecting cap, a Y-shaped three-way pipeline (without an air filter), a dropper (with a blood filter screen in the dropper), a pipeline, a medicine feeding port (without a flow regulator), an injection part (without a flow regulator), and a vein needle or an injection needle (without a flow regulator) above No. 7 (22G).
Through searching, in the prior art, the publication number is: CN212854255U discloses a rapid and accurate exhaust transfusion device, comprising a plastic steel needle with exhaust, a first transfusion hose, an exhaust pipe, a murphy dropper, a flow regulator, a second transfusion hose, a liquid medicine filter and an intravenous transfusion needle; wherein, be connected with first infusion hose and the blast pipe that set up side by side between taking exhaust plastic steel needle and the chinese ink fei formula burette, the bottom of first infusion hose stretches into the inside top of chinese ink fei formula burette, and the bottom of blast pipe stretches into the chinese ink fei formula burette inside, and flow regulator and liquid medicine filter are connected gradually through the second infusion hose to the bottom of chinese ink fei formula burette, and liquid medicine filter is connected with venous transfusion needle. The caliber of the exhaust pipe is smaller than that of the first transfusion hose. The air exhaust in the Murphy's dropper is completed in the process that the medical care worker hangs the liquid medicine on the infusion support, and the air exhaust operation can be directly omitted.
However, the patient needs to add an air valve to the blood transfusion tube during the blood transfusion process, the blood transfusion tube has a large volume, but the blood transfusion tube has a small blood bottle mouth, the blood transfusion tube is inserted into the blood bottle, and the air valve is additionally inserted into the blood bottle mouth without a space for balancing the air pressure in the tube and the external air pressure, so that the air valve needs to be arranged on the blood transfusion tube.
Disclosure of utility model
The utility model aims to provide an air valve structure of a blood transfusion tube, which solves the problems that in the prior art, the opening of a blood bottle is small, and the blood transfusion tube and the air valve cannot be inserted simultaneously, so that the air valve is required to be arranged on the blood transfusion tube wall.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an air valve structure of blood transfusion pipe, includes the feed liquor pipe, the through hole has been seted up to the lateral wall of feed liquor pipe, the inner wall of through hole and the bottom fixed mounting of blast pipe, the dust cap is installed on the top of blast pipe, the lateral wall rotation of blast pipe is connected with fixed subassembly.
Preferably, an air filter screen is arranged in the pipe of which the bottom end of the exhaust pipe is positioned in the liquid inlet pipe.
Preferably, the side wall at the top end of the exhaust pipe is provided with threads, the bottom surface of the dust cap is provided with an inward notch, the side wall of the notch is provided with a thread groove corresponding to the threads, and the dust cap is in threaded connection with the top end of the exhaust pipe.
Preferably, the side wall of the dustproof cap is provided with an exhaust hole, and the exhaust hole is communicated with the notch on the bottom surface of the dustproof cap.
Preferably, the fixing component comprises a buckle, a circular groove is formed in one end of the top surface of the buckle, the circular groove is rotationally connected with the side wall of the exhaust pipe, a fixing ring is formed in the other end of the top surface of the buckle, and the buckle is connected with the side wall of the liquid inlet pipe in a clamping mode.
Preferably, the puncture needle is installed at the top end of the liquid inlet pipe, the dropper is installed at the bottom end of the liquid inlet pipe, and the liquid outlet pipe is installed at the bottom surface of the dropper.
Compared with the prior art, the utility model has the beneficial effects that:
1. The exhaust pipe is arranged on the side wall of the liquid inlet pipe so as to exhaust the gas in the blood conveying pipe, so that the gas pressure in the pipe is the same as the external gas pressure, the personal hazard to blood transfusion patients caused by the overlarge gas pressure in the pipe is avoided, meanwhile, the dust cap is arranged at the top end of the exhaust pipe and is in threaded connection with the exhaust pipe, a plurality of groups of exhaust holes are formed in the side wall of the dust cap, a medical staff screws the dust cap upwards for a certain distance before blood transfusion is carried out on the patients, the exhaust holes in the side wall of the dust cap can input air into the exhaust pipe, the medical staff can carry out needle insertion and blood transfusion on the patients, the exhaust holes are used for guaranteeing that the gas in the pipe can be exhausted through the exhaust pipe in the blood transfusion process of the patients, and the same gas pressure in the pipe as the external gas pressure can be guaranteed, and the safety of blood transfusion of the patients is guaranteed.
2. The side wall of the exhaust pipe is provided with the buckle, the buckle is rotationally connected with the side wall of the exhaust pipe through the circular groove, the side wall of the buckle is provided with the bayonet, the other end surface of the buckle is provided with the fixing ring, medical staff manually rotates the buckle to clamp the bayonet of the side wall of the buckle on the side wall of the liquid inlet pipe, so that the exhaust pipe is fixedly positioned, the exhaust port of the exhaust pipe is prevented from being downward, the exhaust pipe is folded, the exhaust effect is influenced, the air pressure in the pipe is increased, and the danger is caused to a patient;
Simultaneously, set up solid fixed ring, medical personnel can be through solid fixed ring, tie the rubber band on gu fixed ring's lateral wall, hang the other end of rubber band on the lateral wall of blast pipe, carry out further fixed to the blast pipe, further increase the availability factor of blast pipe.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the exhaust pipe structure of the present utility model;
FIG. 3 is a schematic diagram of the disassembly structure of the exhaust pipe of the present utility model.
In the figure: 1. a liquid outlet pipe; 2. a dropper; 3. a liquid inlet pipe; 4. a puncture needle; 5. a through hole; 6. an exhaust pipe; 7. an air filter screen; 8. a dust cap; 9. a thread; 10. an exhaust hole; 11. a buckle; 12. a circular groove; 13. and a fixing ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, the present utility model provides a technical solution:
The utility model provides an air valve structure of blood transfusion pipe, includes feed liquor pipe 3, and through hole 5 has been seted up to feed liquor pipe 3's lateral wall, and through hole 5's inner wall and the bottom fixed mounting of blast pipe 6 are through setting up blast pipe 6 and through hole 5 fixed mounting for blast pipe 6 and feed liquor pipe 3 are sealed airtight, make blast pipe 6 can discharge the air in the feed liquor pipe 3 pipe.
The top of blast pipe 6 is installed dustproof cap 8, through being provided with dustproof cap 8 on the top of blast pipe 6, avoids inside entering winged insect or other dust of blast pipe 6, causes the pollution to the intraductal blood of intraductal, and the lateral wall of blast pipe 6 rotates and is connected with fixed subassembly, through the lateral wall installation fixed subassembly at blast pipe 6 to fixed blast pipe 6 avoids blast pipe 6 folding influence exhaust effect.
The bottom of blast pipe 6 is located the intraductal airstrainer 7 of installing of feed liquor pipe 3, through the intraductal airstrainer 7 of installing of being located feed liquor pipe 3 in the bottom of blast pipe 6, filters the air in the feed liquor pipe 3 through airstrainer 7, and airstrainer 7 also keeps apart blood simultaneously, avoids the liquid in the feed liquor pipe 3 to flow from in the blast pipe 6.
The screw thread 9 has been seted up to blast pipe 6 top lateral wall, inwards notch has been seted up to the bottom surface of dust cap 8, the corresponding screw thread groove of screw thread 9 has been seted up to notch lateral wall, the top threaded connection of dust cap 8 and blast pipe 6 is through having seted up screw thread 9 at the lateral wall on blast pipe 6 top for dust cap 8 and blast pipe 6 threaded connection, and in the practical use of medical personnel can seal or exhaust setting to blast pipe 6, and the medical personnel of being convenient for adjusts.
The exhaust hole 10 has been seted up to the lateral wall of dustproof cap 8, and the recess of exhaust hole 10 and dustproof cap 8 bottom surface link up each other, has seted up exhaust hole 10 through on the lateral wall of dustproof cap 8, and dustproof cap 8 and blast pipe 6 threaded connection, and medical personnel makes exhaust hole 10 can keep away from the lateral wall of blast pipe 6 through rotatory dustproof cap 8, and then can make the air enter into blast pipe 6 from exhaust hole 10, and then carries out the atmospheric pressure to the feed liquor intraductal 3 and adjusts.
The fixed subassembly includes buckle 11, circular slot 12 has been seted up to the one end of buckle 11 top surface, circular slot 12 is connected with the lateral wall rotation of blast pipe 6, solid fixed ring 13 has been seted up to the other end of buckle 11 top surface, buckle 11 and the lateral wall joint of feed liquor pipe 3 are connected with buckle 11 through rotating on the lateral wall of blast pipe 6, medical personnel is through manual rotatory buckle 11, the bayonet socket of buckle 11 lateral wall and the lateral wall joint of feed liquor pipe 3, and then fix a position blast pipe 6, avoid blast pipe 6 slope, lead to blast pipe 6 folding, and then influence blast pipe 6's result in the result of use, further cause patient's personal danger.
The puncture needle 4 is installed on the top of the liquid inlet pipe 3, the dropper 2 is installed at the bottom of the liquid inlet pipe 3, and the liquid outlet pipe 1 is installed on the bottom surface of the dropper 2.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (6)
1. An air valve structure of blood transfusion tube, its characterized in that: including feed liquor pipe (3), through-hole (5) have been seted up to the lateral wall of feed liquor pipe (3), the inner wall of through-hole (5) and the bottom fixed mounting of blast pipe (6), dust cap (8) are installed on the top of blast pipe (6), the lateral wall rotation of blast pipe (6) is connected with fixed subassembly.
2. An air valve structure for blood transfusion tubes as claimed in claim 1, wherein: an air filter screen (7) is arranged in the pipe of which the bottom end of the exhaust pipe (6) is positioned in the liquid inlet pipe (3).
3. An air valve structure for blood transfusion tubes as claimed in claim 2, wherein: the side wall at the top end of the exhaust pipe (6) is provided with threads (9), the bottom surface of the dust cap (8) is provided with an inward notch, the side wall of the notch is provided with thread grooves corresponding to the threads (9), and the dust cap (8) is in threaded connection with the top end of the exhaust pipe (6).
4. A blood line air valve structure according to claim 3, wherein: the side wall of the dustproof cap (8) is provided with an exhaust hole (10), and the exhaust hole (10) is communicated with a notch on the bottom surface of the dustproof cap (8).
5. An air valve structure for blood transfusion tubes as claimed in claim 1, wherein: the fixing assembly comprises a buckle (11), a circular groove (12) is formed in one end of the top surface of the buckle (11), the circular groove (12) is rotationally connected with the side wall of the exhaust pipe (6), a fixing ring (13) is formed in the other end of the top surface of the buckle (11), and the buckle (11) is connected with the side wall of the liquid inlet pipe (3) in a clamping mode.
6. An air valve structure for blood transfusion tubes as claimed in claim 1, wherein: the puncture needle (4) is installed on the top of the liquid inlet pipe (3), the dropper (2) is installed at the bottom of the liquid inlet pipe (3), and the liquid outlet pipe (1) is installed on the bottom surface of the dropper (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322582885.8U CN221206374U (en) | 2023-09-22 | 2023-09-22 | Air valve structure of blood transfusion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322582885.8U CN221206374U (en) | 2023-09-22 | 2023-09-22 | Air valve structure of blood transfusion tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221206374U true CN221206374U (en) | 2024-06-25 |
Family
ID=91546479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322582885.8U Active CN221206374U (en) | 2023-09-22 | 2023-09-22 | Air valve structure of blood transfusion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221206374U (en) |
-
2023
- 2023-09-22 CN CN202322582885.8U patent/CN221206374U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |