CN111870767A - Imbibition and notes liquid pipeline subassembly and medical device - Google Patents

Imbibition and notes liquid pipeline subassembly and medical device Download PDF

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Publication number
CN111870767A
CN111870767A CN202010862002.7A CN202010862002A CN111870767A CN 111870767 A CN111870767 A CN 111870767A CN 202010862002 A CN202010862002 A CN 202010862002A CN 111870767 A CN111870767 A CN 111870767A
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CN
China
Prior art keywords
pipeline
liquid
infusion
pipette
liquid suction
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Pending
Application number
CN202010862002.7A
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Chinese (zh)
Inventor
王五星
张洪文
王养波
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.)
Shenzhen Antmed Co ltd
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Shenzhen Antmed Co ltd
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Filing date
Publication date
Application filed by Shenzhen Antmed Co ltd filed Critical Shenzhen Antmed Co ltd
Priority to CN202010862002.7A priority Critical patent/CN111870767A/en
Publication of CN111870767A publication Critical patent/CN111870767A/en
Pending legal-status Critical Current

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    • 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
    • A61M5/1407—Infusion of two or more substances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
    • A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
    • 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
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • 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
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0026—Parts, details or accessories for feeding-tubes
    • A61J15/003—Means for fixing the tube inside the body, e.g. balloons, retaining means
    • 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
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0026—Parts, details or accessories for feeding-tubes
    • A61J15/0092—Valves on feeding tubes
    • 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
    • A61M5/1413—Modular systems comprising interconnecting elements
    • 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
    • A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube

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

Abstract

The invention discloses a liquid suction and injection pipeline assembly and medical equipment. Wherein, imbibition and notes liquid pipeline subassembly includes into liquid pipeline, infusion pipeline, imbibition pipeline, feed liquor check valve, infusion check valve and first joint, imbibition pipeline and liquid pipeline and infusion pipeline intercommunication, first joint is used for can dismantling with external instrument and is connected. The liquid inlet one-way valve is arranged on the liquid inlet pipeline and is communicated with the liquid suction pipeline in a one-way mode from the liquid inlet pipeline. The infusion one-way valve is arranged on the infusion pipeline and is communicated with the infusion pipeline in a one-way mode from the infusion pipeline. The liquid inlet one-way valve and the infusion one-way valve can prevent liquid from flowing back, and prevent the liquid inlet pipeline and the infusion pipeline from being connected with each other, thereby preventing liquid suction and injection pipeline components from being polluted.

Description

Imbibition and notes liquid pipeline subassembly and medical device
Technical Field
The invention relates to the technical field of medical instruments, in particular to a liquid suction and injection pipeline assembly and a medical device.
Background
The external device is a common medical appliance, and is a transmission structure used for leading out liquid medicine or nutrient solution from a container, leading the liquid medicine or the nutrient solution to flow through the external device and finally inputting the liquid medicine or the nutrient solution into a human body or an animal body, thereby achieving the effect of treating diseases. However, the existing external apparatus generally has the defects of slow medicine suction and delivery and easy liquid mixing, and cannot realize the function of multiple use.
Disclosure of Invention
The invention mainly aims to provide a liquid suction and injection pipeline assembly, aiming at improving the liquid suction and infusion speed, preventing liquid from mixing and realizing the function of using a pipeline for multiple times.
In order to achieve the purpose, the liquid suction and injection pipeline assembly provided by the invention comprises a liquid inlet pipeline, a liquid conveying pipeline and a liquid suction pipeline, wherein the liquid suction pipeline is communicated with the liquid inlet pipeline and the liquid conveying pipeline; imbibition and notes liquid pipeline subassembly still includes:
the liquid inlet one-way valve is arranged on the liquid inlet pipeline, and the liquid inlet one-way valve is in one-way conduction from the liquid inlet pipeline to the liquid suction pipeline;
the infusion one-way valve is arranged on the infusion pipeline, and the conduction direction of the infusion one-way valve is one-way conduction from the pipette to the infusion pipeline; and
the first joint is communicated with the infusion pipeline and is detachably connected with an external instrument.
In an exemplary embodiment of the present invention, the liquid suction and injection line assembly further includes a pipe connection member to which the liquid inlet line, the liquid infusion line, and the liquid suction line are connected.
In an exemplary embodiment of the present invention, there are two liquid inlet lines, two liquid delivery lines, two liquid suction lines,
one the liquid inlet pipeline, one the infusion pipeline and one the liquid suction pipeline are connected through one the pipe connection piece, two the infusion pipeline deviates from one end of the liquid suction pipeline is connected through one the pipe connection piece, the first joint is passed through the pipe connection piece and two the infusion pipeline communicates.
In an embodiment of the present invention, the liquid suction and injection pipeline assembly further includes a connecting pipeline, one end of the connecting pipeline is communicated with the two liquid delivery pipelines through the pipeline connecting piece, and the other end of the connecting pipeline is communicated with the first joint.
In an exemplary embodiment of the present invention, the liquid suction and injection line assembly further includes a second joint provided at an end portion of the liquid suction line remote from the pipe connection member.
In an embodiment of the present invention, an end of the second connector facing away from the liquid suction pipeline is provided with a protective cap, and the protective cap is detachably connected to the second connector.
In an embodiment of the invention, a puncture outfit is arranged at the end of the liquid inlet pipeline, which is far away from the pipeline connecting piece.
In an embodiment of the present invention, the puncture outfit includes a main body, the main body is provided with a puncture end and a connection end, the puncture end and the connection end are located at two opposite ends of the main body, the connection end is connected with an end of the liquid inlet pipeline deviating from the pipeline connection piece, and a liquid inlet channel communicating the puncture end with the connection end is formed in the main body;
an airflow channel is further formed in the main body portion, an air inlet pipe communicated with the airflow channel is arranged on the side wall of the main body portion, and a dust cap is further arranged at one end, far away from the main body portion, of the air inlet pipe.
In an embodiment of the present invention, the dust cap is screwed to an outer pipe wall of the intake pipe.
The invention also provides medical equipment which comprises an external apparatus, a liquid suction and injection device and the liquid suction and injection pipeline assembly as described in any one of the above items, wherein the external apparatus is communicated with the first joint, and the liquid suction and injection device is communicated with the second joint.
According to the technical scheme, the liquid inlet pipeline, the infusion pipeline and the liquid suction pipeline are connected, and the liquid inlet pipeline and the liquid delivery pipeline are provided with the two one-way valves with the opposite conduction directions to the liquid suction pipeline, so that the liquid suction and liquid injection pipeline assembly has the capacity of bearing certain pressure, and the function of quickly sucking and delivering the medicine is achieved. Simultaneously, the feed liquor check valve that sets up at the feed liquor pipeline is from feed liquor pipeline to the pipeline one-way conduction that absorbs liquid, and the infusion check valve that sets up on the transfer line is from the pipeline one-way conduction that absorbs liquid to the infusion pipeline, and the setting of feed liquor check valve and infusion check valve can prevent liquid reflux, avoids getting into liquid pipeline and the mutual fluid mixing between the infusion pipeline to prevent that imbibition and notes liquid pipeline subassembly from being polluted. In addition, the one end intercommunication first joint at infusion pipeline, first joint is used for dismantling with external instrument and is connected for imbibition and notes liquid pipeline subassembly can dismantle with the external instrument that is used for connecting people or animal when using and be connected, thereby make imbibition and notes liquid pipeline subassembly repetitious usage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of a liquid suction and injection line assembly according to the present invention.
The reference numbers illustrate:
reference numerals Name (R) Reference numerals Name (R)
100 Liquid suction and injection pipeline assembly 1137 Dust-proof cap
11 Liquid inlet pipeline 13 Liquid suction pipeline
111 Liquid inlet one-way valve 131 Second joint
113 Puncture outfit 133 Protective cap
1131 Main body part 15 Transfusion pipeline
113a Puncture tip 151 Infusion one-way valve
113b Connecting end 17 Connecting pipeline
1133 Dust cover 171 First joint
1135 Air inlet pipe 19 Pipe connecting piece
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the liquid suction and injection line assembly 100 according to the present invention, the liquid suction and injection line assembly 100 includes a liquid inlet line 11, a liquid delivery line 15, a liquid suction line 13, a liquid inlet check valve 111, a liquid delivery check valve 151, and a first joint 171. Wherein, pipette way 13 and liquid inlet pipe 11 and infusion pipeline 15 intercommunication, first joint 171 is used for dismantling the connection with external instrument (this external instrument can be for the transfer line that has the syringe needle, be used for with treating the people or the animal connection of inputing liquid medicine or nutrient solution). The liquid inlet check valve 111 is arranged on the liquid inlet pipeline 11, and the transfusion check valve 151 is arranged on the transfusion pipeline 15.
The liquid inlet one-way valve 111 is arranged on the liquid inlet pipeline 11, and the conducting direction of the liquid inlet one-way valve 111 is one-way conduction from the liquid inlet pipeline 11 to the liquid suction pipeline 13; the infusion check valve 151 is disposed on the infusion pipeline 15, and the conduction direction of the infusion check valve 151 is one-way conduction from the self-priming pipeline 13 to the infusion pipeline 15.
According to the technical scheme, the liquid inlet pipeline 11, the infusion pipeline 15 and the liquid suction pipeline 13 are connected, and the liquid inlet pipeline 11 and the infusion pipeline 15 are provided with the two one-way valves with the opposite conduction directions to the liquid suction pipeline 13, so that the liquid suction and injection pipeline assembly 100 has the capacity of bearing certain pressure, and the function of quickly sucking and conveying the medicine is achieved. Simultaneously, the check valve that sets up at feed liquor pipeline 11 is from feed liquor pipeline 11 to liquid suction pipeline 13 one-way conduction, and the check valve that sets up on the infusion pipeline 15 is from liquid suction pipeline 13 to infusion pipeline 15 one-way conduction, and the setting of two check valves can prevent liquid reflux, avoids getting into liquid pipeline 11 and getting liquid between the infusion pipeline 15 each other to it is polluted to prevent imbibition and notes liquid pipeline subassembly 100. In addition, communicate first joint 171 in the one end of infusion pipeline 15, first joint is used for dismantling with external instrument and is connected, to the people or the animal of the same liquid medicine of input or nutrient solution, only need change with imbibition and annotate the external instrument that pipeline subassembly 100 is connected can to make imbibition and annotate the pipeline subassembly 100 and can repetitious usage.
When medicine is sucked, the end part of the liquid suction pipeline 13 can be communicated with a needle cylinder or a liquid suction and injection device (the liquid suction and injection device can provide suction force, nutrient solution or medicine liquid is sucked into the device from the liquid suction and injection pipeline component 100 and is stored, the liquid suction and injection pipeline component 100 can also be used for injecting the stored medicine liquid or nutrient solution, the medicine liquid or nutrient solution is sucked into the liquid suction and injection pipeline component 100 by utilizing the suction force provided by the needle cylinder or the liquid suction and injection device, and the medicine liquid or nutrient solution flows to the liquid suction pipeline 13 through the liquid inlet pipeline 11 and finally flows into the needle cylinder or the liquid suction and injection device. At this time, the liquid inlet check valve 111 is opened and the liquid feeding check valve 151 is closed.
During infusion, liquid medicine or nutrient solution can flow to infusion pipeline 15 through imbibition pipeline 13, flow in the external apparatus of connection people or animal from infusion pipeline 15 through first joint 171 again, finally import through external apparatus in people or animal. The infusion check valve 151 arranged on the infusion pipeline 15 guides the infusion pipeline 15 from the liquid suction pipeline 13, so that liquid medicine or nutrient solution can be prevented from directly flowing out of the infusion pipeline 15 during medicine suction, and the liquid medicine or nutrient solution flowing into the infusion pipeline 15 can not flow back to the liquid suction pipeline 13, thereby avoiding liquid leakage.
In one embodiment of the present invention, referring to FIG. 1, the liquid suction and injection line assembly 100 further includes a line connector 19, and the liquid inlet line 11, the liquid delivery line 15, and the liquid suction line 13 are connected to the line connector 19. It is understood that the pipe connection member 19 may be a three-way or four-way device, and is not limited thereto, as long as it can connect and fix the liquid inlet pipe 11, the liquid delivery pipe 15 and the liquid suction pipe 13. Through the pipeline connecting piece 19, the communication design of a liquid path can be simplified, the processing and installation cost is further simplified, and the processing efficiency is improved.
The invention can further arrange two liquid inlet pipelines 11, two transfusion pipelines 15 and two liquid suction pipelines 13. Wherein, a liquid inlet pipeline 11, a liquid suction pipeline 13 and a transfusion pipeline 15 are connected together by a pipeline connecting piece 19, two transfusion pipelines 15 are connected by the pipeline connecting piece 19 at the end deviating from the liquid suction pipeline 13, and the first joint 171 is communicated with the two transfusion pipelines 15 by the pipeline connecting piece 19. The arrangement of the two liquid inlet pipelines 11, the infusion pipeline 15 and the liquid suction pipeline 13 enables the liquid suction and injection pipeline component 100 to simultaneously introduce various liquid medicines or nutrient solutions when in application, thereby improving the working efficiency.
When the liquid suction device is used for liquid suction, a medicine bag or a medicine bottle filled with liquid medicine or nutrient solution is respectively communicated with one end of the two liquid inlet pipelines 11 far away from the pipeline connecting piece 19, and a needle cylinder or a liquid suction and injection device is communicated with one end of the liquid suction pipeline 13. The suction provided by the syringe or the liquid absorbing and injecting device can make the liquid medicine or the nutrient solution flow to the two liquid absorbing pipelines 13 through the two liquid inlet pipelines 11 respectively and finally flow into the syringe or the liquid absorbing and injecting device.
When the syringe is used for injection, the liquid medicine or the nutrient solution in the syringe or the liquid suction and injection device is released outwards by the syringe or the liquid suction and injection device, flows into the infusion pipeline 15 through the liquid suction pipeline 13, and finally converges at the pipeline connecting piece 19 connecting the two infusion pipelines 15. Because the conduction direction of the liquid inlet one-way valve 111 is one-way conduction from the liquid inlet pipeline 11 to the liquid suction pipeline 13, and the conduction direction of the infusion one-way valve 151 is one-way conduction from the liquid suction pipeline 13 to the infusion pipeline 15, when the infusion set is used for injection, the liquid inlet one-way valve 111 is closed, and the liquid medicine and the nutrient solution only flow to the infusion pipeline 15 from the liquid suction pipeline 13, so that the liquid mixing phenomenon is avoided.
Of course, the liquid inlet pipeline 11, the liquid delivery pipeline 15 and the liquid suction pipeline 13 may be provided with three, four or more pipelines, and the connection mode of the pipelines may refer to the above design, which is not described herein.
In an exemplary embodiment of the present invention, the liquid suction and injection line assembly 100 may further include a connection line 17, one end of the connection line 17 is connected to the two liquid supply lines 15 through a pipe connection member 19, and the other end of the connection line 17 is connected to the first joint 171. The medical solution or nutrient solution flowing into the two infusion pipelines 15 from the two liquid suction pipelines 13 can be finally gathered and flow into the connecting pipeline 17, and then the medical solution or nutrient solution can be infused into the human body or the animal body by an external apparatus connected with the other end of the first joint 171.
Alternatively, in use, one of the two inlet lines 11 may be used to introduce a liquid or nutrient solution, and the other may be used to introduce saline. After liquid medicine or nutrient solution are input into human or animal bodies from one liquid suction pipeline 13 through one liquid conveying pipeline 15, brine is introduced into the liquid conveying pipeline 15 through the other liquid suction pipeline 13, the pipelines are cleaned by the brine, and the phenomenon that the liquid medicine blocks the pipelines due to long-time non-use of the liquid suction and injection pipeline assembly 100 is prevented.
In an exemplary embodiment of the present invention, referring to fig. 1, the liquid suction and injection line assembly 100 further includes a second connector 131, and the second connector 131 is provided at an end portion of the liquid suction line 13 remote from the line connection member 19. The second connector 131 is used to connect a syringe or a liquid suction and injection device. The design through second joint 131 can be convenient for with the whole pipeline of imbibition and notes liquid pipeline subassembly 100 of this application with outside cylinder or imbibition and priming device intercommunication to make things convenient for the application of whole pipeline.
In an embodiment of the present invention, referring to fig. 1, an end of the second connector 131 away from the liquid suction pipeline 13 is provided with a protective cap 133, and the protective cap 133 is detachably connected to the second connector 131. The protective cap 133 prevents the liquid suction and injection line assembly 100 from contaminating the second connector 131 when not in use or during sterilization.
In an exemplary embodiment of the invention, referring to fig. 1, the end of the liquid inlet pipe 11 facing away from the pipe connection 19 is provided with a piercer 113. The puncture instrument 113 is used to be inserted into a medicine bottle or a medicine bag to introduce a liquid medicine or a nutrient solution from the medicine bottle or the medicine bag into the liquid suction and injection line assembly 100. The puncture outfit is arranged to ensure that the liquid suction and injection pipeline assembly 100 is more convenient to communicate with a medicine bottle or a medicine bag filled with liquid medicine or nutrient solution, and the operation is simple and rapid.
Referring to fig. 1, in an embodiment of the present invention, the puncture device 113 includes a main body 1131, the main body 1131 is provided with a puncture end 113a and a connection end 113b located at two opposite ends of the main body 1131, the connection end 113b is connected to an end of the liquid inlet pipeline 11 away from the pipeline connection 19, and a liquid inlet channel communicating the puncture end 113a and the connection end 113b is formed in the main body 1131. In use, the puncturing end 113a of the puncture outfit 113 is inserted into a medicine bottle or medicine bag to introduce the liquid medicine or nutrient solution from the medicine bottle or medicine bag into the liquid suction and injection pipeline assembly 100 through the liquid inlet channel. The introduced liquid medicine or nutrient solution flows from the puncture end 113a to the connection end 113b, then flows from the connection end 113b to the liquid inlet pipeline 11 connected with the end of the connection end 113b away from the pipeline connection piece 19, finally flows from the liquid inlet pipeline 11 to the liquid suction pipeline 13, and flows into the needle cylinder or the liquid suction and injection device.
An airflow channel is further formed in the main body portion 1131, an air inlet pipe 1135 communicated with the airflow channel is arranged on the side wall of the main body portion 1131, and a dust cap 1137 is further arranged at one end, far away from the main body portion 1131, of the air inlet pipe 1135. The air inlet pipe 1135 is arranged to enable the liquid medicine or nutrient solution in the liquid medicine bottle or the medicine bag to uniformly drip, and the dust cap 1137 is arranged to ensure that the air inlet pipe 1135 is not polluted when not in use.
A dust cap 1137 may be further screwed to the outer pipe wall of the air inlet pipe 1135. The threaded connection allows the dust cap 1137 to be removably attached to the air inlet conduit 1135 in a convenient and quick manner. In addition, the air inlet pipe 1135 and the dust cap 1137 may be detachably connected by a snap connection or the like, and the connection manner of the air inlet pipe 1135 and the dust cap 1137 is not further limited herein.
Referring to fig. 1, the puncture instrument 113 may further include a dust cover 1133, and the dust cover 1133 may hermetically cover the body portion 1131 when not in use to protect the body portion 1131 from contamination.
The invention also provides a medical device comprising an external apparatus, a liquid suction and injection device and a liquid suction and injection pipeline assembly 100. The specific structure of the liquid suction and injection pipeline assembly 100 refers to the above-mentioned embodiments, and since the liquid suction and injection pipeline assembly 100 adopts all technical solutions of all the above-mentioned embodiments, at least all the beneficial effects brought by the technical solutions of the above-mentioned embodiments are achieved, and no further description is given here. An external instrument (which may be a tube with a needle for infusion of a liquid medicine or nutrient solution to be administered to a person or animal) is in communication with the first connector 171, and a suction and injection device is in communication with the second connector 131. So as to ensure that the liquid suction and injection device can provide suction force during liquid suction, and liquid medicine or nutrient solution is sucked into the liquid suction and injection device through the liquid suction and injection pipeline component 100. Or, the liquid medicine or nutrient solution released by the liquid suction and injection device can be ensured to flow to an external apparatus through the liquid suction and injection pipeline component 100 during liquid injection, and finally be input into the human or animal body.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A liquid suction and injection pipeline component is characterized by comprising a liquid inlet pipeline, a liquid conveying pipeline and a liquid suction pipeline, wherein the liquid suction pipeline is communicated with the liquid inlet pipeline and the liquid conveying pipeline; imbibition and notes liquid pipeline subassembly still includes:
the liquid inlet one-way valve is arranged on the liquid inlet pipeline, and the liquid inlet one-way valve is in one-way conduction from the liquid inlet pipeline to the liquid suction pipeline;
the infusion one-way valve is arranged on the infusion pipeline, and the conduction direction of the infusion one-way valve is one-way conduction from the pipette to the infusion pipeline; and
the first joint is communicated with the infusion pipeline and is detachably connected with an external instrument.
2. The pipette and infusate line assembly of claim 1, further comprising a tubing connector to which the intake line, the infusate line, and the pipette line are connected.
3. The pipette and injector manifold assembly of claim 2 wherein there are two intake manifolds, two delivery manifolds, two pipette manifolds,
one the liquid inlet pipeline, one the infusion pipeline and one the liquid suction pipeline are connected through one the pipe connection piece, two the infusion pipeline deviates from one end of the liquid suction pipeline is connected through one the pipe connection piece, the first joint is passed through the pipe connection piece and two the infusion pipeline communicates.
4. The aspirating and dispensing line assembly of claim 3 further comprising a connecting line, one end of said connecting line communicating with both of said dispensing lines through said conduit connector, the other end of said connecting line communicating with said first connector.
5. The pipette and striping manifold assembly of claim 2, further comprising a second fitting disposed on an end of the pipette manifold remote from the manifold attachment member.
6. The pipette and pipette tip assembly of claim 5 wherein the end of the second connector facing away from the pipette tip is provided with a protective cap that is removably connected to the second connector.
7. The pipette and injector manifold assembly of claim 2 wherein the end of the pipette facing away from the manifold attachment is provided with a spike.
8. The pipette and injector circuit assembly of claim 7 wherein said spike includes a body portion having a piercing end and a connecting end at opposite ends of said body portion, said connecting end being connected to an end of said intake circuit remote from said plumbing connector, said body portion having an intake passage formed therein communicating said piercing end with said connecting end;
an airflow channel is further formed in the main body portion, an air inlet pipe communicated with the airflow channel is arranged on the side wall of the main body portion, and a dust cap is further arranged at one end, far away from the main body portion, of the air inlet pipe.
9. The pipette and injector manifold assembly of claim 8 wherein the dust cap is threadably attached to the outer tube wall of the intake tube.
10. Medical equipment, characterized in that it comprises an external apparatus, a pipetting and injection device and a pipetting and injection line assembly according to any one of claims 1 to 9, the external apparatus communicating with the first connector and the pipetting and injection device communicating with the second connector.
CN202010862002.7A 2020-08-24 2020-08-24 Imbibition and notes liquid pipeline subassembly and medical device Pending CN111870767A (en)

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Application Number Priority Date Filing Date Title
CN202010862002.7A CN111870767A (en) 2020-08-24 2020-08-24 Imbibition and notes liquid pipeline subassembly and medical device

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Application Number Priority Date Filing Date Title
CN202010862002.7A CN111870767A (en) 2020-08-24 2020-08-24 Imbibition and notes liquid pipeline subassembly and medical device

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CN111870767A true CN111870767A (en) 2020-11-03

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204033779U (en) * 2014-08-22 2014-12-24 深圳市安特高科实业有限公司 Automatic imbibition and fluid injection pipeline and assembly thereof
CN204158726U (en) * 2014-08-22 2015-02-18 深圳市安特高科实业有限公司 Reusable imbibition and fluid injection pipeline and its assembly
CN107115579A (en) * 2017-06-12 2017-09-01 六安市我罗生农业科技有限公司 A kind of conveying of medical pharmacy from flow-disturbing transfusion device
CN212880425U (en) * 2020-08-24 2021-04-06 深圳安特医疗股份有限公司 Imbibition and notes liquid pipeline subassembly and medical equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204033779U (en) * 2014-08-22 2014-12-24 深圳市安特高科实业有限公司 Automatic imbibition and fluid injection pipeline and assembly thereof
CN204158726U (en) * 2014-08-22 2015-02-18 深圳市安特高科实业有限公司 Reusable imbibition and fluid injection pipeline and its assembly
CN107115579A (en) * 2017-06-12 2017-09-01 六安市我罗生农业科技有限公司 A kind of conveying of medical pharmacy from flow-disturbing transfusion device
CN212880425U (en) * 2020-08-24 2021-04-06 深圳安特医疗股份有限公司 Imbibition and notes liquid pipeline subassembly and medical equipment

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