CN113332141A - Puncture type medicine suction device for electric injector - Google Patents

Puncture type medicine suction device for electric injector Download PDF

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Publication number
CN113332141A
CN113332141A CN202110728407.6A CN202110728407A CN113332141A CN 113332141 A CN113332141 A CN 113332141A CN 202110728407 A CN202110728407 A CN 202110728407A CN 113332141 A CN113332141 A CN 113332141A
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CN
China
Prior art keywords
way valve
suction pipe
connector
medicine
medicine suction
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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.)
Pending
Application number
CN202110728407.6A
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Chinese (zh)
Inventor
徐晨元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Medivant Suzhou Medical Equipment Co ltd
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Medivant Suzhou Medical Equipment Co ltd
Priority date (The priority date 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 date listed.)
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Application filed by Medivant Suzhou Medical Equipment Co ltd filed Critical Medivant Suzhou Medical Equipment Co ltd
Priority to CN202110728407.6A priority Critical patent/CN113332141A/en
Publication of CN113332141A publication Critical patent/CN113332141A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
    • A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
    • A61J1/2048—Connecting means
    • A61J1/2051—Connecting means having tap means, e.g. tap means activated by sliding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
    • A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
    • A61J1/2006—Piercing means
    • A61J1/201—Piercing means having one piercing end
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
    • A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
    • A61J1/2048—Connecting means
    • A61J1/2058—Connecting means having multiple connecting ports
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • A61M39/24—Check- or non-return valves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Vascular Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention discloses a puncture type medicine suction device for an electric injector, which comprises: the invention creatively adopts two one-way valves, when the injector sucks medicine, the second one-way valve is closed, the patient is not influenced, blood flows outwards, only the first one-way valve is opened, medicine liquid flows into the electric injector from the medicine bottle through the puncture outfit, the first medicine suction pipe, the first one-way valve, the three-way connector (if the first one-way valve adopts a T-shaped one-way valve, the three-way connector is omitted) and the second medicine suction pipe, when the medicine needs to be injected into the patient, under the action of pressure, the first one-way valve is closed, the second one-way valve is opened, the medicine liquid flows into the body of the patient through the second medicine suction pipe, the three-way connector and the second one-way valve, therefore, medicine suction and injection can be alternately and continuously carried out, the process does not need to plug and pull pipelines, time and labor are saved, and the pollution risk caused by the operation process is avoided.

Description

Puncture type medicine suction device for electric injector
Technical Field
The invention relates to the field of medical instruments, in particular to a puncture type medicine suction device for an electric injector.
Background
The existing puncture type medicine suction device for the electric injector is applied to the injection process of a high-pressure contrast medium or other situations requiring the electric injector to inject medicines, firstly, the medicine liquid is sucked out of the medicines by the injector, then, the injector is connected with an infusion tube, the medicine liquid is injected into the body of a patient, and when a plurality of bottles of medicine liquid are required or the medicines are injected for a plurality of times, the operation is required for a plurality of times, which is very inconvenient and also brings the risk of pollution.
Disclosure of Invention
In order to solve the technical problem, the invention discloses a puncture type medicine suction device for an electric injector, which can conveniently replace medicines or carry out multiple continuous injections.
Specifically, the invention discloses a puncture type medicine suction device for an electric injector, which comprises:
one end of the first medicine suction pipe is used for being connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve;
one end of the first one-way valve is connected with the first medicine suction pipe, the other end of the first one-way valve is connected with the three-way connector, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the three-way connector;
one end of the second medicine suction pipe is connected with the three-way connector, and the other end of the second medicine suction pipe is connected with one end of the connector of the injector;
one end of the second one-way valve is connected with the three-way connector, the other end of the second one-way valve is provided with a second one-way valve connector which is used for being connected with the infusion tube, and the liquid medicine can only flow from one side of the second one-way valve connector at one side of the three-way connector;
or, comprising:
one end of the first medicine suction pipe is used for being connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve;
the first check valve is a T-shaped check valve, one end of the first check valve is connected with the first medicine suction pipe, the other end of the first check valve is connected with the second medicine suction pipe, the third end of the first check valve is connected with the second check valve, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the second medicine suction pipe;
one end of the second medicine suction pipe is connected with the first one-way valve, and the other end of the second medicine suction pipe is connected with one end of the syringe connector;
one end of the second one-way valve is connected with the first one-way valve, the other end of the second one-way valve is connected with the second one-way valve connector, and the liquid medicine can only flow from one side of the first one-way valve to one side of the second one-way valve connector;
or, comprising:
one end of the first medicine suction pipe is used for being connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve;
the check valve assembly comprises a first check valve, a first cavity, a second check valve and a second medicine suction pipe joint; one end of the first one-way valve is connected with the first medicine suction pipe, the other end of the first one-way valve is connected with the first cavity, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the first cavity; one end of the second one-way valve is connected with the first cavity, the other end of the second one-way valve is used for connecting a transfusion tube, the second one-way valve is provided with a second cavity, and the liquid medicine can only flow from one side of the first cavity to one side of the second cavity;
one end of the second medicine suction pipe is connected with the second medicine suction pipe joint, and the other end of the second medicine suction pipe is connected with one end of the injector joint.
The invention creatively adopts two one-way valves, so that when the injector sucks medicine, the second one-way valve is closed, the patient is not influenced, blood outflow is not caused, only the first one-way valve is opened, medicine liquid passes through the puncture outfit from the medicine bottle, the first medicine suction pipe, the first one-way valve, the three-way connector (if the first one-way valve adopts the T-shaped one-way valve, the three-way connector is saved), and the second medicine suction pipe enters the electric injector, when the patient needs to be injected with medicine, under the action of pressure, the first one-way valve is closed, the second one-way valve is opened, the medicine liquid passes through the second medicine suction pipe and the three-way connector (if the first one-way valve adopts the T-shaped one-way valve, the medicine liquid directly passes through the passage of the T-shaped one-way valve, and the second one-way valve flows into the body of the patient, therefore, medicine suction and injection can be alternately and continuously carried out, the process does not need to plug a pipeline, saves time and labor, and the pollution risk brought by the operation process is avoided.
Further, the medicine bottle also comprises a puncture component, which comprises a puncture outfit and is used for puncturing into the medicine bottle to suck the medicine liquid; the puncture component is connected with one end of the first medicine suction pipe.
Further, the syringe connection assembly includes:
one end of the second medicine suction pipe connector is connected with one end of the connector of the injector, and the other end of the second medicine suction pipe connector is connected with one end of the connector of the injector;
and one end of the injector connecting part is provided with a second medicine suction pipe connecting part matched with the second medicine suction pipe connector, and the other end of the injector connecting part is provided with an injector connecting part matched with the electric injector.
Furthermore, the infusion device also comprises a first infusion tube and a needle head, wherein one end of the first infusion tube is connected with the second one-way valve, and the other end of the first infusion tube is connected with the needle head.
Furthermore, the infusion apparatus further comprises a second infusion tube, wherein one end of the second infusion tube is connected with the three-way connector, and the other end of the second infusion tube is connected with one end of the second one-way valve.
Further, the puncturing part also comprises an air filtering component.
Further, the air filtering component comprises a cylindrical connector, one end of the cylindrical connector is connected with the puncture device, one end of the cylindrical connector is connected with the first medicine suction pipe, a cylindrical protrusion of a bypass is arranged on the side wall of the cylindrical connector, and an air filter element is arranged in the cylindrical protrusion.
Furthermore, the second check valve includes valve body and transfer line joint, tee junction ware or second transfer line are connected to valve body one end, and the one end of transfer line joint is connected to the other end, the other end and the first transfer line of transfer line can be dismantled and be connected.
Furthermore, one end of the first infusion tube is provided with a connecting part which is detachably and hermetically connected with the infusion tube connector.
Furthermore, luer conical joints are arranged at the two ends of the first medicine suction pipe and the second medicine suction pipe.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
FIG. 1 is a schematic view of a puncture-type drug-sucking device for an electric injector;
FIG. 2 is an exploded view of the puncture-type drug-absorbing device for the electric injector;
FIG. 3 is a schematic view of another embodiment of a piercing-type drug-aspirating device for a power injector;
fig. 4 and 5 are schematic views of a one-way valve assembly.
Wherein the reference numbers referred to in the figures are as follows:
a puncture instrument 11; a cylindrical connector 12; an air filter element; a stud bump 14; a puncture instrument adapter 15; a first inhalation tube 2; a first check valve joint 21; a first check valve 3; a first chamber 31; a second chamber 52; a second medicine suction pipe joint 42; a second drug suction tube 4; a syringe adapter 41; a second infusion tube 6; a second check valve 5; a second check valve joint 51; and a three-way connector 7.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In order to solve the aforementioned technical problems in the prior art, in some embodiments of the present application, as shown in fig. 3, a piercing type medicine suction device for an electric syringe includes:
the puncture component comprises a puncture outfit 11 for puncturing into a medicine bottle to suck medicine liquid;
one end of the first medicine suction pipe 2 is connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve 3;
one end of the first one-way valve 3 is connected with the first medicine suction pipe 2, the other end of the first one-way valve is connected with the three-way connector 7, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the three-way connector 7;
one end of the second medicine suction pipe 4 is connected with the three-way connector 7, and the other end is connected with one end of the syringe connector 41;
one end of the second one-way valve 5 is connected with the three-way connector 7, the other end of the second one-way valve 5 is provided with a second one-way valve connector 51 which is used for being connected with the infusion tube, and the liquid medicine can only flow from one side of the second one-way valve connector 51 at one side of the three-way connector 7;
or, as shown in fig. 1 and 2, includes:
the puncture component comprises a puncture outfit 11 for puncturing into a medicine bottle to suck medicine liquid;
one end of the first medicine suction pipe 2 is connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve 3;
the first check valve 3 is a T-shaped check valve, one end of the first check valve 3 is connected with the first medicine suction pipe 2, the other end of the first check valve is connected with the second medicine suction pipe 4, the third end of the first check valve is connected with the second check valve 5, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the second medicine suction pipe 4;
one end of the second medicine suction pipe 4 is connected with the first one-way valve 3, and the other end is connected with one end of the syringe connector 41;
one end of the second one-way valve 5 is connected with the first one-way valve 3, the other end is connected with the second one-way valve connector 51, and the liquid medicine can only flow from one side of the first one-way valve 7 to one side of the second one-way valve connector 51.
The invention creatively adopts two one-way valves, the injector is connected to an injector connector 41 through a pipeline, when the injector sucks medicine, the second one-way valve 5 is closed, the patient cannot be influenced, blood flows outwards, only the first one-way valve 3 is opened, the medicine liquid enters the electric injector from the medicine bottle through the first medicine suction pipe 2, the first one-way valve 3 and the three-way connector 7 (if the first one-way valve 3 adopts a T-shaped one-way valve, the three-way connector 7 is omitted) and the second medicine suction pipe 4 through the puncture outfit 11, when the medicine needs to be injected to the patient, the first one-way valve 3 is closed under the action of pressure, the second one-way valve 5 is opened, the medicine liquid flows into the body of the patient through the second medicine suction pipe 4, the three-way connector 7 (if the first one-way valve 3 adopts a T-shaped one-way valve, the three-way connector 7 is omitted, the medicine liquid directly passes through a passage of the T-shaped one-way valve) and the second one-way valve 5, therefore, medicine suction and injection can be alternately and continuously carried out, the process does not need to plug and pull pipelines, time and labor are saved, and the pollution risk caused by the operation process is avoided.
In the example of fig. 2 and 3, to match different syringes, a syringe connection assembly may also be added, the syringe connection assembly comprising:
a second suction tube connector, one end of which is connected to one end of the syringe connector 41 and the other end of which is connected to one end of the syringe connecting part;
and one end of the injector connecting part is provided with a second medicine suction pipe connecting part matched with the second medicine suction pipe connector, and the other end of the injector connecting part is provided with an injector connecting part matched with the electric injector. Therefore, the injector connecting component or the injector connecting part with different specifications can be replaced to adapt to injectors with different specifications.
In some embodiments, the power injector puncture-type drug-absorbing device further comprises a first infusion tube connected at one end to the second one-way valve (actually connected to the second one-way valve connector 51) and at the other end to the needle.
In the example of fig. 1-3, a second infusion tube 6 is further included, one end of the second infusion tube 6 being connected to a three-way connector 7 or the first one-way valve 3 of the T-shaped one-way valve, and one end being connected to one end of the second one-way valve 5. The second infusion tube 6 is arranged to facilitate the operation.
In some embodiments, the puncturing member further comprises an air filtering assembly.
The air filter component comprises a cylindrical connector 12, one end of the cylindrical connector 12 is connected with the puncture outfit 11, one end of the cylindrical connector is connected with the first medicine suction pipe 2 (connected with the puncture outfit connector 15 in the figure), a cylindrical protrusion 14 of a bypass is arranged on the side wall of the cylindrical connector 12, and an air filter element 13 is arranged in the cylindrical protrusion 14. Therefore, when the liquid medicine is extracted, air enters the medicine bottle through the air filter element 13 and the puncture outfit 11, so that the normal air pressure in the medicine bottle is kept conveniently, and the liquid medicine is sucked away. The air filter element 13 plays a role in purifying air, separating microorganisms in the air, forming a sterile barrier, ensuring sterile use and preventing medicines from being polluted.
In some embodiments, the second check valve 5 may be integrally formed with the second check valve joint 51, and includes a valve body and a liquid pipe joint, one end of the valve body is connected to the three-way connector 7 or the first nut 3 of the T-shaped structure directly or through the second liquid pipe 6, the other end of the valve body is connected to one end of the liquid pipe joint, and the other end of the liquid pipe is detachably connected to the first liquid pipe (the liquid pipe directly connected to the needle).
In some embodiments, one end of the first infusion tube is provided with a connecting part which is detachably and hermetically connected with the infusion tube connector.
In specific implementation, luer conical joints are arranged at two ends of the first drug suction pipe and the second drug suction pipe. In the example of fig. 1-3, the puncture outfit connector 15, the first check valve connector 21 and the syringe connector 41 are all luer cone connectors.
As shown in fig. 4, in some embodiments, the functions of the first check valve, the second check valve and the tee joint can be replaced by a check valve assembly, which comprises a first check valve 3, a first cavity 31, a second check valve 5 and a second medicine suction pipe joint 42; one end of the first one-way valve 3 is used for being connected with a first medicine suction pipe, the other end of the first one-way valve is connected with the first cavity 31, and liquid medicine can only flow from one side of the first medicine suction pipe to one side of the first cavity 31; one end of the second one-way valve 5 is connected with the first cavity 31, the other end is used for connecting an infusion tube, the second one-way valve 5 is provided with a second cavity 52, and the liquid medicine can only flow from one side of the first cavity 31 to one side of the second cavity 52 (namely the direction of one side of the infusion tube); the valve body of the first non return valve 3 may be arranged in the first cavity 31 and the valve body of the second non return valve in the second cavity. In fig. 4, the external connection parts of the first valve body 3 and the second valve body 5 are the same as the second medicine suction pipe joint 42, and a cylinder which can be directly connected with a medical pipeline is adopted, and a medical hose is directly sleeved on the cylinder when in use. In other embodiments, as shown in fig. 5, the first one-way valve connector 21 and the second one-way valve connector 52 are respectively connected with the medical hose by adopting a luer taper connector structure. The second suction fitting 42 may also adopt an interface structure that matches a luer taper fitting, if necessary. Other parts adopting the one-way valve assembly are the same as other embodiments, a tee joint is omitted, the number of component modules is simplified, and the production, assembly and material management are facilitated.
It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.

Claims (10)

1. A puncture type medicine suction device for an electric injector is characterized by comprising:
one end of the first medicine suction pipe is used for being connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve;
one end of the first one-way valve is connected with the first medicine suction pipe, the other end of the first one-way valve is connected with the three-way connector, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the three-way connector;
one end of the second medicine suction pipe is connected with the three-way connector, and the other end of the second medicine suction pipe is connected with one end of the connector of the injector;
one end of the second one-way valve is connected with the three-way connector, the other end of the second one-way valve is provided with a second one-way valve connector which is used for being connected with the infusion tube, and the liquid medicine can only flow from one side of the second one-way valve connector at one side of the three-way connector;
or, comprising:
one end of the first medicine suction pipe is used for being connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve;
the first check valve is a T-shaped check valve, one end of the first check valve is connected with the first medicine suction pipe, the other end of the first check valve is connected with the second medicine suction pipe, the third end of the first check valve is connected with the second check valve, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the second medicine suction pipe;
one end of the second medicine suction pipe is connected with the first one-way valve, and the other end of the second medicine suction pipe is connected with one end of the syringe connector;
one end of the second one-way valve is connected with the first one-way valve, the other end of the second one-way valve is connected with the second one-way valve connector, and the liquid medicine can only flow from one side of the first one-way valve to one side of the second one-way valve connector;
or, comprising:
one end of the first medicine suction pipe is used for being connected with the puncture part, and the other end of the first medicine suction pipe is connected with the first one-way valve;
the check valve assembly comprises a first check valve, a first cavity, a second check valve and a second medicine suction pipe joint; one end of the first one-way valve is connected with the first medicine suction pipe, the other end of the first one-way valve is connected with the first cavity, and the liquid medicine can only flow from one side of the first medicine suction pipe to one side of the first cavity; one end of the second one-way valve is connected with the first cavity, the other end of the second one-way valve is used for connecting a transfusion tube, the second one-way valve is provided with a second cavity, and the liquid medicine can only flow from one side of the first cavity to one side of the second cavity;
one end of the second medicine suction pipe is connected with the second medicine suction pipe joint, and the other end of the second medicine suction pipe is connected with one end of the injector joint.
2. A piercing type medicine suction device for an electric injector according to claim 1, further comprising a piercing member including a piercer for piercing into a medicine bottle to suck a liquid medicine; the puncture component is connected with one end of the first medicine suction pipe.
3. A penetration-type drug-aspirating device for use with a power injector as described in claim 2, wherein said injector coupling assembly comprises:
one end of the second medicine suction pipe connector is connected with one end of the connector of the injector, and the other end of the second medicine suction pipe connector is connected with one end of the connector of the injector;
and one end of the injector connecting part is provided with a second medicine suction pipe connecting part matched with the second medicine suction pipe connector, and the other end of the injector connecting part is provided with an injector connecting part matched with the electric injector.
4. A penetration type medicine suction device for an electric injector according to claim 2, further comprising a first infusion tube and a needle, wherein one end of the first infusion tube is connected with the second one-way valve, and the other end is connected with the needle.
5. A penetration-type drug suction device for an electric injector according to claim 2, further comprising a second infusion tube, wherein one end of the second infusion tube is connected with the three-way connector, and the other end is connected with one end of the second one-way valve.
6. A penetration-type drug aspirating device according to claim 4 or 5, wherein said penetration member further comprises an air filter assembly.
7. A penetration-type drug inhalation device according to claim 6, wherein the air filter assembly comprises a cylindrical connector, one end of the cylindrical connector is connected to the puncture device, the other end of the cylindrical connector is connected to the first drug inhalation tube, a bypass cylindrical protrusion is provided on a side wall of the cylindrical connector, and an air filter is provided in the cylindrical protrusion.
8. A puncture type medicine suction device for an electric injector according to claim 7, wherein the second one-way valve comprises a valve body and a transfusion tube connector, one end of the valve body is connected with the three-way connector or the second transfusion tube, the other end of the valve body is connected with one end of the transfusion tube connector, and the other end of the transfusion tube is detachably connected with the first transfusion tube.
9. A penetration type medicine suction device for an electric injector according to claim 8, wherein a connection part detachably and hermetically connected with the infusion tube connector is provided at one end of the first infusion tube.
10. A penetration type medicine suction device for an electric injector according to claim 8, wherein luer taper joints are provided at both ends of the first medicine suction tube and the second medicine suction tube.
CN202110728407.6A 2021-06-29 2021-06-29 Puncture type medicine suction device for electric injector Pending CN113332141A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110728407.6A CN113332141A (en) 2021-06-29 2021-06-29 Puncture type medicine suction device for electric injector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110728407.6A CN113332141A (en) 2021-06-29 2021-06-29 Puncture type medicine suction device for electric injector

Publications (1)

Publication Number Publication Date
CN113332141A true CN113332141A (en) 2021-09-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110728407.6A Pending CN113332141A (en) 2021-06-29 2021-06-29 Puncture type medicine suction device for electric injector

Country Status (1)

Country Link
CN (1) CN113332141A (en)

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