CN112494116A - Disposable arteriovenous puncture ware - Google Patents
Disposable arteriovenous puncture ware Download PDFInfo
- Publication number
- CN112494116A CN112494116A CN202011355301.8A CN202011355301A CN112494116A CN 112494116 A CN112494116 A CN 112494116A CN 202011355301 A CN202011355301 A CN 202011355301A CN 112494116 A CN112494116 A CN 112494116A
- Authority
- CN
- China
- Prior art keywords
- needle
- puncture
- hose
- arteriovenous
- single use
- 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
- 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
- A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
- A61B17/3496—Protecting sleeves or inner probes; Retractable tips
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3454—Details of tips
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a disposable arteriovenous puncture outfit, which belongs to the field of medical instruments and comprises a hose, wherein one end of the hose is connected with a needle handle, the other end of the hose is connected with an inner conical joint with wings, and the other end of the inner conical joint with wings is connected with a joint protective sleeve; the tail end of the needle handle is provided with a puncture needle, and a back hole is formed in the puncture needle; a flow stopping clip is arranged on the hose between the needle handle and the winged inner conical joint. The disposable arteriovenous puncture outfit disclosed by the invention is improved in structure and material selection, and smooth operation of arteriovenous puncture is ensured.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a disposable arteriovenous puncture device.
Background
Arteriovenous puncture is an operation, a patient in severe shock and needing emergency treatment has no improvement after rapid intravenous transfusion, the coronary artery perfusion amount needs to be improved and the effective blood volume needs to be increased through an artery, an arteriovenous puncture device needs to be used in the arteriovenous puncture operation, the arteriovenous puncture device needs to be protected before the use, and meanwhile, the selection of materials for manufacturing the arteriovenous puncture device also needs to be carried out.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to solve the technical problem of providing a disposable arteriovenous puncture device, wherein a protection structure is arranged on the arteriovenous puncture device, a flow stopping clip capable of adjusting the position is arranged on a hose of the arteriovenous puncture device aiming at the phenomenon of blood backflow in the arteriovenous use process, and in addition, medical standard materials are adopted for the material selection of the arteriovenous puncture device, so that the toxicity of the materials to the blood of a human body is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a disposable arteriovenous puncture outfit which comprises a hose, wherein one end of the hose is connected with a needle handle, the other end of the hose is connected with an inner conical joint with wings, and the other end of the inner conical joint with wings is connected with a joint protective sleeve; the tail end of the needle handle is provided with a puncture needle, and a back hole is formed in the puncture needle; a flow stopping clip is arranged on the hose between the needle handle and the winged inner conical joint.
Preferably, a puncture needle protective sleeve is arranged outside the puncture needle, and the open end of the puncture needle protective sleeve is in contact with one end, close to the puncture needle, of the needle handle.
Preferably, the puncture needle protective sleeve is made of low-density polyethylene or polypropylene.
Preferably, the puncture needle is made of stainless steel of SUS 304 type or 0Cr18Ni9 type.
Preferably, the needle handle is made of acrylonitrile-butadiene-styrene copolymer and polyvinyl chloride or polyvinyl chloride material alone.
Preferably, the material from which the hose is made is non-DEHP plasticized polyvinyl chloride.
Preferably, the material for manufacturing the flow stopping clip is one of polyformaldehyde, polyethylene and polypropylene.
Preferably, the material for manufacturing the winged inner conical joint is acrylonitrile-butadiene-styrene copolymer or polyvinyl chloride.
Preferably, the material for making the joint protection sleeve is low-density polyethylene or polypropylene
The invention has the beneficial effects that:
1. the joint protective sleeve is arranged on the arteriovenous puncture device and used for protecting the winged inner conical joint and reducing the contact of the winged inner conical joint with the outside, and the protective sleeve is arranged on the outside of the puncture needle to prevent the puncture needle from being polluted before being used and prevent sharp puncture from damaging medical staff and patients;
2. a flow stopping clip is arranged between the hoses to prevent the blood from flowing backwards in the puncturing process;
3. all parts for manufacturing the medical apparatus are made of medical standard materials, so that the toxicity is reduced.
Drawings
FIG. 1 is a schematic structural view of a disposable arteriovenous puncture instrument provided in the novel embodiment of the present invention;
fig. 2 is an enlarged partial view of a disposable arteriovenous puncture instrument provided in the novel embodiment of the present invention.
In the figure:
1. a puncture needle protective sleeve; 2. puncturing needle; 21. a back hole; 3. a needle handle; 4. a flow stopping clip; 5. a hose; 6. an winged inner cone joint; 7. a joint protection sleeve.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 and fig. 2, the disposable arteriovenous puncture device provided in this embodiment comprises a flexible tube 5, one end of the flexible tube 5 is connected with a needle handle 3, the other end of the flexible tube 5 is connected with a winged inner conical joint 6, and the other end of the winged inner conical joint 6 is connected with a joint protective sleeve 7; the tail end of the needle handle 3 is provided with a puncture needle 2, and the puncture needle 2 is provided with a back hole 21; a fluid stop clamp 4 is arranged on a hose 5 between the needle handle 3 and the winged inner conical joint 6, the product is divided into four specifications of 15G, 16G, 17G and 18G according to the specification and the model of the outer diameter of the puncture needle, and the sizes of the outer diameter of the needle tube are 1.8mm, 1.6mm, 1.4mm and 1.2mm respectively. The length of the hose should be between 150mm and 300 mm.
In order to avoid the pollution of the needle head and reduce the puncture condition of the needle head, a puncture needle protective sleeve 1 is further arranged outside the puncture needle 2, and the opening end of the puncture needle protective sleeve 1 is contacted with one end of the needle handle 3 close to the puncture needle 2.
In order to manufacture the puncture needle protection cover 1, the material for manufacturing the puncture needle protection cover 1 is low-density polyethylene or polypropylene.
In order to manufacture the puncture needle 2, the puncture needle 2 is made of stainless steel of SUS 304 type or 0Cr18Ni9 type.
In order to manufacture the needle handle 3, the needle handle 3 is further made of acrylonitrile-butadiene-styrene copolymer and polyvinyl chloride or polyvinyl chloride alone.
To make the hose 5, further, the material from which the hose 5 is made is non-DEHP plasticized polyvinyl chloride.
In order to manufacture the flow stopping clip 4, the material for manufacturing the flow stopping clip 4 is one of polyformaldehyde, polyethylene and polypropylene.
In order to manufacture the winged inner conical joint 6, the material for manufacturing the winged inner conical joint 6 is further acrylonitrile-butadiene-styrene copolymer or polyvinyl chloride.
To make the splice protection sleeve 7, further, the material of the splice protection sleeve 7 is low density polyethylene or polypropylene.
In the present application, the hose is particularly made of a medical non-o-benzene material. The medical non-o-benzene material is prepared from PVC powder, epoxidized soybean butyl oleate, isooctyl dimercaptoacetate di-n-octyl tin, oxidized polyethylene wax, Irganox B and other raw materials, non-o-benzene-free medical PVC particles are prepared, an extracorporeal circulation blood path of a blood purification device is prepared, the risks of liver injury and embryo toxicity existing in diethyl phthalate (DEHP) are effectively avoided, and the safety of the product is remarkably improved;
in addition, antibacterial composite material is also added. The polytetrafluoroethylene-polyurethane-nano silver composite material is prepared by taking polytetrafluoroethylene, diisocyanate, polycaprolactone diol, nano silver and the like as raw materials. The polytetrafluoroethylene-polyurethane-nano silver composite material is used for an extracorporeal circulation blood circuit of a blood purification device for the first time, so that the polytetrafluoroethylene-polyurethane-nano silver composite material has good biocompatibility, and meanwhile, due to the existence of nano silver, the bacterial infection can be effectively resisted, and the infection risk of a patient in the hemodialysis process is remarkably reduced.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (9)
1. Disposable arteriovenous puncture ware, its characterized in that:
the needle comprises a hose (5), one end of the hose (5) is connected with a needle handle (3), the other end of the hose (5) is connected with a winged inner conical joint (6), and the other end of the winged inner conical joint (6) is connected with a joint protective sleeve (7);
the tail end of the needle handle (3) is provided with a puncture needle (2), and a back hole (21) is formed in the puncture needle (2);
a flow stopping clamp (4) is arranged on the hose (5) between the needle handle (3) and the winged inner conical joint (6).
2. The single use arteriovenous puncture device of claim 1 wherein:
the puncture needle is characterized in that a puncture needle protective sleeve (1) is arranged outside the puncture needle (2), and the open end of the puncture needle protective sleeve (1) is in contact with one end, close to the puncture needle (2), of the needle handle (3).
3. The single use arteriovenous puncture device of claim 2 wherein:
the puncture needle protective sleeve (1) is made of low-density polyethylene or polypropylene.
4. The single use arteriovenous puncture device of claim 1 wherein:
the puncture needle (2) is made of stainless steel of SUS 304 type or 0Cr18Ni9 type.
5. The single use arteriovenous puncture device of claim 1 wherein:
the needle handle (3) is made of acrylonitrile-butadiene-styrene copolymer and polyvinyl chloride or made of polyvinyl chloride alone.
6. The single use arteriovenous puncture device of claim 1 wherein:
the material of which the hose (5) is made is non-DEHP plasticized polyvinyl chloride.
7. The single use arteriovenous puncture device of claim 1 wherein:
the material for manufacturing the flow stopping clip (4) is one of polyformaldehyde, polyethylene and polypropylene.
8. The single use arteriovenous puncture device of claim 1 wherein:
the material for manufacturing the winged inner conical joint (6) is acrylonitrile-butadiene-styrene copolymer or polyvinyl chloride.
9. The single use arteriovenous puncture device of claim 1 wherein:
the joint protective sleeve (7) is made of low-density polyethylene or polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011355301.8A CN112494116A (en) | 2020-11-26 | 2020-11-26 | Disposable arteriovenous puncture ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011355301.8A CN112494116A (en) | 2020-11-26 | 2020-11-26 | Disposable arteriovenous puncture ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112494116A true CN112494116A (en) | 2021-03-16 |
Family
ID=74966619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011355301.8A Pending CN112494116A (en) | 2020-11-26 | 2020-11-26 | Disposable arteriovenous puncture ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112494116A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002094927A1 (en) * | 2001-05-18 | 2002-11-28 | Crompton Vinyl Additives Gmbh | Stabilized citrate-plasticized flexible pvc |
| CN103068344A (en) * | 2010-08-17 | 2013-04-24 | 戈尔企业控股股份有限公司 | Forced deployment sequence handle assembly with independent actuating mechanism |
| CN203874190U (en) * | 2014-05-12 | 2014-10-15 | 中国人民解放军第二军医大学 | Hematodialysis puncture needle assembly |
| CN105061929A (en) * | 2015-08-05 | 2015-11-18 | 江苏亚邦天龙医用新材料有限公司 | Non-phthalate medical PVC pellet |
| CN107744607A (en) * | 2017-11-14 | 2018-03-02 | 成都测迪森生物科技有限公司 | A kind of anti-infection hemodialysis tube |
| CN107802905A (en) * | 2017-11-14 | 2018-03-16 | 成都测迪森生物科技有限公司 | A kind of hemodialysis apparatus |
| CN107802903A (en) * | 2017-11-14 | 2018-03-16 | 成都测迪森生物科技有限公司 | A kind of hemodialysis tube |
| CN207870943U (en) * | 2017-06-29 | 2018-09-18 | 成都市新津事丰医疗器械有限公司 | Disposable diacan |
-
2020
- 2020-11-26 CN CN202011355301.8A patent/CN112494116A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002094927A1 (en) * | 2001-05-18 | 2002-11-28 | Crompton Vinyl Additives Gmbh | Stabilized citrate-plasticized flexible pvc |
| CN103068344A (en) * | 2010-08-17 | 2013-04-24 | 戈尔企业控股股份有限公司 | Forced deployment sequence handle assembly with independent actuating mechanism |
| CN203874190U (en) * | 2014-05-12 | 2014-10-15 | 中国人民解放军第二军医大学 | Hematodialysis puncture needle assembly |
| CN105061929A (en) * | 2015-08-05 | 2015-11-18 | 江苏亚邦天龙医用新材料有限公司 | Non-phthalate medical PVC pellet |
| CN207870943U (en) * | 2017-06-29 | 2018-09-18 | 成都市新津事丰医疗器械有限公司 | Disposable diacan |
| CN107744607A (en) * | 2017-11-14 | 2018-03-02 | 成都测迪森生物科技有限公司 | A kind of anti-infection hemodialysis tube |
| CN107802905A (en) * | 2017-11-14 | 2018-03-16 | 成都测迪森生物科技有限公司 | A kind of hemodialysis apparatus |
| CN107802903A (en) * | 2017-11-14 | 2018-03-16 | 成都测迪森生物科技有限公司 | A kind of hemodialysis tube |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20210316 |
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| RJ01 | Rejection of invention patent application after publication |