CN112957562A - Disposable connecting piece for infusion - Google Patents
Disposable connecting piece for infusion Download PDFInfo
- Publication number
- CN112957562A CN112957562A CN202110322705.5A CN202110322705A CN112957562A CN 112957562 A CN112957562 A CN 112957562A CN 202110322705 A CN202110322705 A CN 202110322705A CN 112957562 A CN112957562 A CN 112957562A
- Authority
- CN
- China
- Prior art keywords
- passage
- valve body
- way valve
- joint
- conical joint
- Prior art date
- 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
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Classifications
-
- 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
- A61M5/1408—Infusion of two or more substances in parallel, e.g. manifolds, sequencing 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
-
- 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
- A61M39/223—Multiway valves
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a disposable connecting piece for transfusion, which comprises a four-way valve body, a conical joint, an outer conical joint, a first passage, a second passage, a conduit and a needleless joint. The four-way valve body is provided with the inner conical joint and the outer conical joint at two ends respectively, so that the four-way valve body can be connected with an infusion apparatus and an injection needle respectively, the lower end of the four-way valve body is provided with the first passage and the second passage, and the four-way valve body can be connected with a plurality of catheters and needleless joints, so that different liquid medicines can be injected synchronously during infusion, the trouble that different liquid medicine bags need to be replaced by pulling and inserting the liquid medicine bags back and forth in the prior art is solved, the pollution conditions such as liquid leakage and the like easily occurring during the operation of pulling and inserting the different liquid medicine bags are avoided, and the four-way valve is more.
Description
Technical Field
The invention relates to the related field of medical instruments, in particular to a disposable connecting piece for transfusion.
Background
Infusion can also be called dripping or hanging, and large dose of injection is infused into a human body through a vein of the human body through an infusion tube. Generally, large-dose injections are packaged in glass bottles or plastic bags and contain no preservatives or bacteriostatic agents. When the infusion set is used, one end of the infusion tube is inserted into the glass bottle or the plastic bag, the other end of the infusion tube is connected with a vein of a human body, and injection is stably and continuously infused into the vein by adjusting a dropping speed regulator of the infusion tube so as to supplement body fluid or electrolyte or provide nutrient substances.
At present, the connecting piece for infusion of current is connected for single straight-through usually, when needs inject different liquid medicines, need make a round trip to pull out and insert and change different liquid medicine packages to unusual trouble, waste time and energy, and pollution conditions such as easy appearance weeping when pulling out different liquid medicine package operations of inserting have the potential safety hazard.
Disclosure of Invention
Accordingly, to address the above-mentioned deficiencies, the present invention provides a single-use connector for infusion.
The invention is realized in such a way that a disposable connecting piece for transfusion is constructed, the device comprises a four-way valve body, a conical joint, an outer conical joint, a first passage, a second passage, a conduit and a needleless joint, wherein the conical joint and the outer conical joint are respectively arranged at the left end and the right end of the four-way valve body, the first passage and the second passage are respectively arranged at the lower end of the four-way valve body, and the conduit and the needleless joint are respectively connected with the first passage and the second passage.
Preferably, the conical joint and the outer conical joint are respectively connected with an infusion apparatus and an injection needle.
Preferably, the first and second passages are fixed to the catheter and the needleless connector by adhesion.
Preferably, a tap is connected to the conduit of the first and second passages.
Preferably, the needle-free joint is provided with more than two needle-free joints, and the liquid medicine passage of the needle-free joint is provided with a flow stopping clip.
The invention has the following advantages: the invention provides a disposable infusion connector through improvement, compared with the same type of equipment, the disposable infusion connector comprises the following improvements:
the advantages are that: according to the disposable connecting piece for transfusion, the inner conical joint and the outer conical joint are respectively arranged at the two ends of the four-way valve body and can be respectively connected with a transfusion device and an injection needle, the first passage and the second passage are arranged at the lower end of the four-way valve body and can be connected with a plurality of catheters and needle-free joints, so that different liquid medicines can be synchronously injected during transfusion, the trouble that different liquid medicines need to be repeatedly inserted and pulled out to replace different liquid medicine bags in the prior art is solved, the pollution conditions such as liquid leakage and the like easily caused during the operation of inserting and pulling different liquid medicine bags are avoided, and the use is more convenient and safer.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Wherein: the four-way valve comprises a four-way valve body-1, a conical joint-2, an outer conical joint-3, a first passage-4, a second passage-5, a conduit-6, a needleless joint-7, a tap-61 and a flow stopping clamp-71.
Detailed Description
The present invention will be described in detail with reference to fig. 1, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The invention provides a disposable connecting piece for transfusion, which comprises a four-way valve body 1, a conical joint 2, an outer conical joint 3, a first passage 4, a second passage 5, a conduit 6 and a needleless joint 7, wherein the conical joint 2 and the outer conical joint 3 are respectively arranged at the left end and the right end of the four-way valve body 1, the first passage 4 and the second passage 5 are respectively arranged at the lower end of the four-way valve body 1, and the conduit 6 and the needleless joint 7 are respectively connected with the first passage 4 and the second passage 5.
Further, the conical joint 2 and the outer conical joint 3 are respectively connected with an infusion apparatus and an injection needle.
Furthermore, the first passage 4 and the second passage 5 are fixed to the catheter 6 and the needleless connector 7 by adhesion, so that liquid leakage is more firm.
Further, a tap 61 is connected to the conduit 6 of the first and second passages 4, 5 to connect the plurality of medical fluid passages 6 and the plurality of needleless connectors 7.
Furthermore, more than two needle-free joints 7 are arranged, and a flow stopping clip 71 is arranged on the liquid medicine passage of the needle-free joint 7, so that a single liquid medicine passage can be opened or closed at will.
The invention provides a disposable connector for transfusion through improvement, which has the following working principle;
firstly, when in use, the conical joint 2 and the outer conical joint 3 which are respectively arranged at the left end and the right end of the four-way valve body 1 can be respectively used for connecting an infusion apparatus and an injection needle;
secondly, a first passage 4 and a second passage 5 are respectively arranged at the lower end of the four-way valve body 1, the first passage 4 and the second passage 5 are both connected with a guide pipe 6, the guide pipe 6 is connected with a needleless connector 7, and the needleless connector 7 is connected with different liquid medicine bags, so that the effect of synchronously injecting different liquid medicines is realized;
thirdly, a tap 61 is connected to the catheter 6 for connecting the plurality of medical fluid passages 6 and the plurality of needleless connectors 7, and a flow stopping clip 71 is provided on the medical fluid passage of the needleless connector 7, so that a single medical fluid passage can be opened or closed at will, and when the medical fluid passage needs to be opened, the flow stopping clip 7 can be removed.
The invention provides a disposable connecting piece for transfusion, which is characterized in that the two ends of a four-way valve body 1 are respectively provided with an inner conical joint 2 and an outer conical joint 3 which can be respectively connected with a transfusion device and an injection needle, the lower end of the four-way valve body 1 is provided with a first passage 4 and a second passage 5 which can be connected with a plurality of catheters 6 and needleless joints 7, so that different liquid medicines can be synchronously injected during transfusion, the trouble that different liquid medicine bags need to be replaced by pulling and inserting the liquid medicine bags back and forth when different liquid medicines need to be injected in the prior art is solved, the pollution conditions of liquid leakage and the like easily occurring during the operation of pulling and inserting the different liquid medicine bags are avoided, and the use is more convenient and safer.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A disposable connecting piece for transfusion is characterized in that: including cross valve body (1), conical joint (2), outer conical joint (3), first passageway (4), second passageway (5), pipe (6) and no adapter (7), both ends are provided with conical joint (2) and outer conical joint (3) respectively about cross valve body (1), cross valve body (1) lower extreme is provided with first passageway (4) and second passageway (5) respectively, first passageway (4) and second passageway (5) all are connected with pipe (6) and no adapter (7).
2. A single-use infusion connector as defined in claim 1, wherein: the conical joint (2) and the outer conical joint (3) are respectively connected with an infusion apparatus and an injection needle.
3. A single-use infusion connector as defined in claim 1, wherein: the first passage (4) and the second passage (5) are fixedly bonded with the catheter (6) and the needleless connector (7).
4. A single-use infusion connector as defined in claim 1, wherein: a tap (61) is connected to the conduit (6) of the first and second passages (4, 5).
5. A single-use infusion connector as defined in claim 1, wherein: the needle-free joint (7) is provided with more than two needle-free joints, and a liquid medicine passage of the needle-free joint (7) is provided with a flow stopping clip (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110322705.5A CN112957562A (en) | 2021-03-26 | 2021-03-26 | Disposable connecting piece for infusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110322705.5A CN112957562A (en) | 2021-03-26 | 2021-03-26 | Disposable connecting piece for infusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112957562A true CN112957562A (en) | 2021-06-15 |
Family
ID=76278673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110322705.5A Pending CN112957562A (en) | 2021-03-26 | 2021-03-26 | Disposable connecting piece for infusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112957562A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6508791B1 (en) * | 2000-01-28 | 2003-01-21 | Ramon Guerrero | Infusion device cartridge |
| CN2539532Y (en) * | 2002-06-10 | 2003-03-12 | 张敏华 | Disposable transfusion system |
| CN202184998U (en) * | 2011-08-10 | 2012-04-11 | 成都市新津事丰医疗器械有限公司 | Safe vein nutritional transfusion bag |
| CN108525063A (en) * | 2018-05-11 | 2018-09-14 | 王小华 | A kind of pediatric first aid infusion device |
| JP2019181061A (en) * | 2018-04-17 | 2019-10-24 | 株式会社ジェイ・エム・エス | Priming method of infusion set and infusion set |
| CN111790054A (en) * | 2019-04-09 | 2020-10-20 | 首都医科大学附属北京天坛医院 | Medical one-way liquid supply valve, medical instrument and medical system |
| CN212383037U (en) * | 2020-03-19 | 2021-01-22 | 中国人民解放军陆军特色医学中心 | Medical infusion connector |
| US20210085949A1 (en) * | 2019-09-20 | 2021-03-25 | Carefusion 303, Inc. | One-time priming iv infusion extension set |
-
2021
- 2021-03-26 CN CN202110322705.5A patent/CN112957562A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6508791B1 (en) * | 2000-01-28 | 2003-01-21 | Ramon Guerrero | Infusion device cartridge |
| CN2539532Y (en) * | 2002-06-10 | 2003-03-12 | 张敏华 | Disposable transfusion system |
| CN202184998U (en) * | 2011-08-10 | 2012-04-11 | 成都市新津事丰医疗器械有限公司 | Safe vein nutritional transfusion bag |
| JP2019181061A (en) * | 2018-04-17 | 2019-10-24 | 株式会社ジェイ・エム・エス | Priming method of infusion set and infusion set |
| CN108525063A (en) * | 2018-05-11 | 2018-09-14 | 王小华 | A kind of pediatric first aid infusion device |
| CN111790054A (en) * | 2019-04-09 | 2020-10-20 | 首都医科大学附属北京天坛医院 | Medical one-way liquid supply valve, medical instrument and medical system |
| US20210085949A1 (en) * | 2019-09-20 | 2021-03-25 | Carefusion 303, Inc. | One-time priming iv infusion extension set |
| CN212383037U (en) * | 2020-03-19 | 2021-01-22 | 中国人民解放军陆军特色医学中心 | Medical infusion connector |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210615 |
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| RJ01 | Rejection of invention patent application after publication |