CN213284900U - Transfusion system - Google Patents

Transfusion system Download PDF

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Publication number
CN213284900U
CN213284900U CN202021512491.5U CN202021512491U CN213284900U CN 213284900 U CN213284900 U CN 213284900U CN 202021512491 U CN202021512491 U CN 202021512491U CN 213284900 U CN213284900 U CN 213284900U
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Prior art keywords
pipe
infusion
limiting
tube
infusion tube
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CN202021512491.5U
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Chinese (zh)
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涂艳
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Tongji Medical College of Huazhong University of Science and Technology
Union Hospital Tongji Medical College Huazhong University of Science and Technology
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Union Hospital Tongji Medical College Huazhong University of Science and Technology
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Abstract

The utility model discloses an infusion apparatus, which comprises a plurality of bottle inserting needles; a plurality of infusion tube branches; a plurality of exhaust pipes; a plurality of infusion clips; a main pipe of the infusion tube; a Murphy's dropper; an injection tube; an outer cone joint; a blood return device; an intravenous infusion needle; a plurality of micro flow meters; a flow rate regulator; a total micro flow meter; the pipe diameters of the two ends of the limiting pipe are smaller than the pipe diameter of the middle pipe, and the limiting pipe is coaxially arranged in the center of the Murphy's dropper; the limiting ball is arranged at the middle section of the limiting pipe, and the diameter of the limiting ball is smaller than the middle pipe diameter of the limiting pipe and larger than the pipe diameters of the two ends of the limiting pipe; the limiting holes are uniformly distributed on the middle pipe section of the limiting pipe, and the aperture of each limiting hole is smaller than the diameter of each limiting ball. The utility model provides a current transfusion system liquid medicine input accomplish the back, not in time close, lead to the problem of air admission transfer line, transfusion system blood return, safe and reliable.

Description

Transfusion system
Technical Field
The utility model relates to the field of sanitary and medical instruments, in particular to an infusion apparatus.
Background
When treating fracture patients, a large amount of multi-product medicines are often required to be infused for treatment according to the state of an illness, the existing infusion apparatus is often a single-insertion bottle needle, the medicines are frequently inserted and pulled when being replaced, the pollution is easily caused, and the labor amount of medical staff is increased.
Chinese invention patent 201810471052.5 discloses a multifunctional infusion apparatus, which comprises a single infusion apparatus, a switch, 2-5 single infusion apparatuses are sealed and connected in parallel with each other through a multi-purpose connector, the lower part of each single infusion apparatus is respectively provided with a switch, and each infusion plug is respectively provided with a protective cap.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide an infusion apparatus, solved current infusion apparatus liquid medicine input and accomplished the back, not in time close, lead to the problem of air admission transfer line, infusion apparatus return blood, safe and reliable.
The utility model adopts the technical proposal that:
an infusion set comprising:
a plurality of vial insertion needles; and
the infusion tube branch tubes are tubular, are arranged in one-to-one correspondence with the bottle inserting needles and are fixedly and integrally connected with the bottle inserting needles;
one of the exhaust pipes is correspondingly arranged on the pipe wall of the infusion pipe branch pipe and communicated with the infusion pipe branch pipe;
one of the plurality of infusion clamps is sleeved on the infusion tube branch pipe below the exhaust pipe correspondingly;
one of the micro flowmeters is correspondingly arranged on the infusion tube branch pipe below the infusion clamp one by one and is used for measuring the liquid medicine input quantity of the infusion tube branch pipe;
the infusion tube main pipe is tubular, is arranged below the infusion tube branch pipe and is communicated with the infusion tube branch pipe;
the Murphy's dropper is cylindrical and is arranged on the main tube of the infusion tube and communicated with the main tube of the infusion tube;
the flow rate regulator is sleeved on the main tube of the infusion tube below the Murphy's dropper;
the total micro-flowmeter is arranged on the main pipe of the infusion tube below the flow rate regulator;
wherein: the flow rate regulator is matched with the total micro flow meter and is used for regulating the flow rate and the flow of the liquid medicine in the main pipe of the infusion tube;
the injection tube is arranged on the outer wall of one side of the upper end surface of the Murphy's dropper and is communicated with the Murphy's dropper;
the outer conical joint is arranged at the tail end of the infusion tube main tube and is fixedly and integrally connected with the infusion tube main tube;
the blood returning device is arranged at the lower end of the outer conical joint;
the intravenous infusion needle is arranged at the tail end of the blood returning device;
the pipe diameters of two ends of the limiting pipe are smaller than the pipe diameter of the middle pipe, and the limiting pipe is coaxially arranged in the center of the Murphy's dropper and communicated with the main pipe of the infusion tube;
the limiting ball is a round ball and is arranged in the middle section of the limiting pipe, and the diameter of the limiting ball is smaller than the middle pipe diameter of the limiting pipe and larger than the pipe diameters of the two ends of the limiting pipe;
and the limiting holes are round holes and are uniformly distributed on the middle pipe section of the limiting pipe, and the aperture of each limiting hole is smaller than the diameter of each limiting ball.
Preferably, the micro flow meter and the total micro flow meter are impeller type micro flow meters.
Preferably, the infusion tube branch tubes and the infusion tube main tube are made of polyvinyl chloride.
Preferably, the infusion set further comprises:
the bottle inserting needle cap is coaxially sleeved on the bottle inserting needle and is connected with the bottle inserting needle in a plugging manner;
the intravenous infusion needle cap is coaxially sleeved on the intravenous infusion needle and is connected with the intravenous infusion needle in a plugging and unplugging manner.
Preferably, the infusion set further comprises:
and the liquid medicine filter is arranged in the outer conical joint.
Preferably, the membrane material of the liquid medicine filter is a nuclear pore filter membrane, and the filtration precision is 2-5 μm.
The utility model discloses following beneficial effect has:
the utility model provides an infusion apparatus has solved the input of current infusion apparatus liquid medicine and has accomplished the back, does not in time close, leads to the problem of air admission transfer line, infusion apparatus return blood, safe and reliable.
Drawings
Fig. 1 is a schematic structural view of the infusion apparatus of the present invention.
Fig. 2 is a schematic structural view of the bottle inserting needle of the present invention.
Fig. 3 is a schematic structural view of the intravenous infusion needle of the present invention.
Fig. 4 is a schematic structural view of the liquid medicine filter of the present invention.
Fig. 5 is a schematic structural view of the limiting tube and the limiting ball of the present invention.
Description of the reference numerals
1. Inserting a bottle needle; 2. a branch tube of the infusion tube; 3. an exhaust pipe; 4. a transfusion clip; 5. a liquid medicine filter; 6. a micro flow meter; 7. a main pipe of the infusion tube; 8. a Murphy's dropper; 9. flow rate regulator 10, total micro flow meter; 11. an injection tube; 12. an outer cone joint; 13. a blood return device; 14. an intravenous infusion needle; 15. a bottle inserting needle cap; 16. a venous transfusion needle cap; 17. a limiting pipe; 18. a limiting ball; 19. and a limiting hole.
Detailed Description
The present invention is further described in detail with reference to fig. 1 to 5, so that those skilled in the art can implement the present invention with reference to the description.
The present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather as being provided for the purpose of providing a thorough and complete disclosure. In the drawings, the size and relative sizes of structures and regions may be exaggerated for clarity.
As shown in fig. 1 to 5, the utility model provides an infusion apparatus, which comprises a plurality of bottle inserting needles 1; and a plurality of tubular transfusion tube branch tubes 2 which are arranged in one-to-one correspondence with the bottle inserting needles 1 and are fixedly and integrally connected with the bottle inserting needles 1; the exhaust pipes 3 are correspondingly arranged on the pipe walls of the infusion pipe branch pipes 2 one by one and are communicated with the infusion pipe branch pipes 2; one of the plurality of infusion clamps 4 is correspondingly sleeved on the infusion tube branch tube 2 below the exhaust tube 3; the micro flowmeters 6 are correspondingly arranged on the infusion tube branch tubes 2 below the infusion clamp 4 one by one and are used for measuring the liquid medicine input amount of the infusion tube branch tubes 2; the tubular infusion tube main pipe 7 is arranged below the infusion tube branch pipe 2 and communicated with the infusion tube branch pipe 2; the cylindrical Murphy's dropper 8 is arranged on the infusion tube main pipe 7 and is communicated with the infusion tube main pipe 7; the flow rate regulator 9 is sleeved on the infusion tube main pipe 7 below the Murphy's dropper 8; the total micro-flowmeter 10 is arranged on the infusion tube main pipe 7 below the flow rate regulator 9; wherein: the flow rate regulator 9 is matched with the general micro-flowmeter 10 and is used for regulating the flow rate and the flow of the liquid medicine in the main pipe 7 of the infusion tube; the injection tube 11 is arranged on the outer wall of one side of the upper end face of the Murphy's dropper 8 and is communicated with the Murphy's dropper 8; the outer conical joint 12 is arranged at the tail end of the infusion tube main tube 7 and is fixedly and integrally connected with the infusion tube main tube 7; the blood returning device 13 is arranged at the lower end of the outer conical joint 12; an intravenous infusion needle 14 is arranged at the tail end of the blood returning device 13. The pipe diameters of two ends of the limiting pipe 17 are smaller than the pipe diameter of the middle part, and the limiting pipe is coaxially arranged in the center of the Murphy's dropper 8 and communicated with the infusion pipe main pipe 7; the limiting ball 18 is a round ball and is arranged at the middle section of the limiting pipe 17, and the diameter of the limiting ball 18 is smaller than the middle pipe diameter of the limiting pipe 17 and larger than the pipe diameters of two ends of the limiting pipe 17; the limiting holes 19 are round holes and are evenly distributed on the middle pipe section of the limiting pipe 17, and the aperture of each limiting hole 19 is smaller than the diameter of each limiting ball 18. The utility model discloses when using, medical personnel require according to the treatment scheme, hang the infusion bottle that is equipped with different liquid medicines on the infusion support, insert bottle inserting needle 1 respectively, adjust flow regulator 9 as required, input the liquid medicine, pay close attention to miniature flowmeter 6 on transfer line branch pipe 2 simultaneously, the accurate control liquid medicine input quantity, after reaching the infusion quantity, close corresponding infusion clamp 4, open infusion clamp 4 under another infusion bottle, adjust flow regulator 9, carry out the infusion, pay close attention to miniature flowmeter 6 on transfer line branch pipe 2 simultaneously, the accurate control liquid medicine input quantity, after reaching the infusion quantity, close corresponding infusion clamp 4, accomplish alternate infusion, realize alternate input liquid medicine, and accurate control liquid medicine input quantity, excellent in treatment effect; when infusion is started to be carried out on liquid medicine of an infusion bottle, the liquid medicine enters the Murphy's dropper 8 through the limiting hole 19 on the limiting tube 17, the limiting ball 18 floats in the limiting tube 17 under the action of buoyancy, the liquid medicine enters the infusion tube main tube 7 and is infused, when the limiting ball 18 rises to the narrow tube section at the upper end of the limiting tube 17, the inlet of the narrow tube section is blocked by the limiting ball 18, the liquid medicine is suspended and dripped, the liquid medicine input speed is adjusted, when the liquid medicine is about to be input and completed, the limiting ball 18 falls back to the narrow tube section at the lower end of the limiting tube 17, the outlet of the narrow tube section is blocked, the situation that medical staff do not timely perceive the infusion apparatus is prevented from being input and the.
The miniature flowmeter 6 and the total miniature flowmeter 10 are impeller type miniature flowmeters, the impeller type miniature flowmeters are accurate in metering and small in size, the infusion tube branch tube 2 and the infusion tube main tube 7 are made of polyvinyl chloride, the raw materials are low in price and durable, the infusion apparatus further comprises a bottle inserting needle cap 15, the bottle inserting needle cap 15 is coaxially sleeved on the bottle inserting needle 1 and is connected with the bottle inserting needle 1 in a plugging mode, and when the infusion apparatus is not used, the bottle inserting needle cap 15 is buckled on the bottle inserting needle 1, and therefore the bottle inserting needle 1 is prevented from being infected with bacteria. The venous transfusion needle cap 16 is coaxially sleeved on the venous transfusion needle 14 and is connected with the venous transfusion needle 14 in a plugging and unplugging manner, so that the venous transfusion needle 14 is protected from being polluted; the infusion set further comprises a medical liquid filter 5 arranged in the outer conical connector 12. The membrane material of the liquid medicine filter 5 is a nuclear pore filter membrane, the filtering precision is 2-5 microns, the liquid medicine can be effectively filtered, the damage of particles in the liquid medicine to a patient is prevented, the nuclear pore filter membrane is good in filtering effect, wide in filtering precision range and wide in applicability.
The utility model provides an infusion apparatus has solved the input of current infusion apparatus liquid medicine and has accomplished the back, does not in time close, leads to the problem of air admission transfer line, infusion apparatus return blood, safe and reliable.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims (6)

1. An infusion set, comprising:
a plurality of vial insertion needles; and
the infusion tube branch tubes are tubular, are arranged in one-to-one correspondence with the bottle inserting needles and are fixedly and integrally connected with the bottle inserting needles;
one of the exhaust pipes is correspondingly arranged on the pipe wall of the infusion pipe branch pipe and communicated with the infusion pipe branch pipe;
a plurality of infusion clamps, one of which is correspondingly sleeved on the infusion tube branch pipe below the exhaust pipe;
one of the micro flowmeters is correspondingly arranged on the infusion tube branch pipe below the infusion clamp in a one-to-one mode and is used for metering the liquid medicine input amount of the infusion tube branch pipe;
the infusion tube main pipe is tubular, is arranged below the infusion tube branch pipe and is communicated with the infusion tube branch pipe;
the Murphy's dropper is cylindrical and is arranged on the main tube of the infusion tube and communicated with the main tube of the infusion tube;
the flow rate regulator is sleeved on the main tube of the infusion tube below the Murphy's dropper;
a total micro flow meter which is arranged on the infusion tube main pipe below the flow rate regulator;
wherein: the flow rate regulator is matched with the total micro flow meter and is used for regulating the flow rate and the flow of the liquid medicine in the main pipe of the infusion tube;
the injection tube is arranged on the outer wall of one side of the upper end surface of the Murphy's dropper and is communicated with the Murphy's dropper;
the outer conical joint is arranged at the tail end of the infusion tube main tube and is fixedly and integrally connected with the infusion tube main tube;
the blood returning device is arranged at the lower end of the outer conical joint;
the intravenous infusion needle is arranged at the tail end of the blood returning device;
the pipe diameters of two ends of the limiting pipe are smaller than the pipe diameter of the middle pipe, and the limiting pipe is coaxially arranged in the center of the Murphy's dropper and is communicated with the main pipe of the infusion tube;
the limiting ball is a round ball and is arranged in the middle section of the limiting pipe, and the diameter of the limiting ball is smaller than the middle pipe diameter of the limiting pipe and larger than the pipe diameters of two ends of the limiting pipe;
and the limiting holes are round holes and are uniformly distributed on the middle pipe section of the limiting pipe, and the aperture of each limiting hole is smaller than the diameter of each limiting ball.
2. The infusion set according to claim 1,
the micro flowmeter and the total micro flowmeter are impeller type micro flowmeters.
3. The infusion set according to claim 2,
the infusion tube branch tubes and the infusion tube main tube are made of polyvinyl chloride materials.
4. The infusion set according to claim 1, 2 or 3, further comprising:
the bottle inserting needle cap is coaxially sleeved on the bottle inserting needle and is connected with the bottle inserting needle in a plugging manner;
the intravenous infusion needle cap is coaxially sleeved on the intravenous infusion needle and is connected with the intravenous infusion needle in a plugging and unplugging manner.
5. The infusion set according to claim 4, further comprising:
a liquid medicine filter disposed in the outer conical joint.
6. The infusion set according to claim 5,
the membrane material of the liquid medicine filter is a nuclear pore filter membrane, and the filtering precision is 2-5 mu m.
CN202021512491.5U 2020-07-28 2020-07-28 Transfusion system Active CN213284900U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021512491.5U CN213284900U (en) 2020-07-28 2020-07-28 Transfusion system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021512491.5U CN213284900U (en) 2020-07-28 2020-07-28 Transfusion system

Publications (1)

Publication Number Publication Date
CN213284900U true CN213284900U (en) 2021-05-28

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Application Number Title Priority Date Filing Date
CN202021512491.5U Active CN213284900U (en) 2020-07-28 2020-07-28 Transfusion system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113586956A (en) * 2021-07-29 2021-11-02 盐城意迪尔流体设备有限公司 Automatic liquid medicine conveying system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113586956A (en) * 2021-07-29 2021-11-02 盐城意迪尔流体设备有限公司 Automatic liquid medicine conveying system

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