CN112957565A - Puncture-preventing needle head device - Google Patents
Puncture-preventing needle head device Download PDFInfo
- Publication number
- CN112957565A CN112957565A CN202110185826.XA CN202110185826A CN112957565A CN 112957565 A CN112957565 A CN 112957565A CN 202110185826 A CN202110185826 A CN 202110185826A CN 112957565 A CN112957565 A CN 112957565A
- Authority
- CN
- China
- Prior art keywords
- parts
- needle
- sealing cavity
- component
- insertion opening
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000003780 insertion Methods 0.000 claims abstract description 21
- 230000037431 insertion Effects 0.000 claims abstract description 20
- 238000005452 bending Methods 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims abstract description 11
- 229920003023 plastic Polymers 0.000 claims abstract description 8
- 239000004033 plastic Substances 0.000 claims abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000006229 carbon black Substances 0.000 claims description 12
- 239000003822 epoxy resin Substances 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 12
- 229920000647 polyepoxide Polymers 0.000 claims description 12
- 229920002635 polyurethane Polymers 0.000 claims description 12
- 239000004814 polyurethane Substances 0.000 claims description 12
- 229920001875 Ebonite Polymers 0.000 claims description 10
- QNYBOILAKBSWFG-UHFFFAOYSA-N 2-(phenylmethoxymethyl)oxirane Chemical compound C1OC1COCC1=CC=CC=C1 QNYBOILAKBSWFG-UHFFFAOYSA-N 0.000 claims description 6
- 229910052582 BN Inorganic materials 0.000 claims description 6
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 6
- 239000004952 Polyamide Substances 0.000 claims description 6
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 6
- IMUDHTPIFIBORV-UHFFFAOYSA-N aminoethylpiperazine Chemical compound NCCN1CCNCC1 IMUDHTPIFIBORV-UHFFFAOYSA-N 0.000 claims description 6
- 239000003063 flame retardant Substances 0.000 claims description 6
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 claims description 6
- 229940091173 hydantoin Drugs 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 238000001802 infusion Methods 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
- A61M5/3221—Constructional features thereof, e.g. to improve manipulation or functioning
Abstract
The invention relates to an anti-puncture needle device, which comprises a needle head (1), wherein one end of the needle head (1) is sleeved into a hard plastic needle fixing tube (2), and the other end of the needle fixing tube (2) is connected with a transfusion tube (3); a connecting plate (4) in a plate block state is arranged on the side surface of the needle fixing tube (2), and the connecting plate (4) is connected with a sealing head device (5); the end socket device (5) comprises a bending plate (505), an insertion opening (502) connected with the bending plate (505), a first sealing cavity (503) connected with the insertion opening (502), and a second sealing cavity (504) connected with the first sealing cavity (503); a plurality of breaking marks are arranged at the joint of the bending plate (505) and the connecting plate (4); the insertion opening (502) is an air cavity formed by plastic, a conical insertion part is arranged on the insertion opening (502), a component A of the double-component glue is arranged in the first sealing cavity (503), and a component B of the double-component glue is arranged in the second sealing cavity (504).
Description
Technical Field
The invention relates to a medical auxiliary article, in particular to a puncture-proof needle head device.
Background
In medical practice, the syringe with the sharp needle head is widely used, the needle head in the prior art is directly exposed outside after being used, the needle head is in an exposed state, the exposed needle head easily stabs medical care personnel, and meanwhile, when the needle head is subjected to waste treatment, the sanitation personnel are also possibly influenced by the needle head, so that cross infection is easily generated.
Disclosure of Invention
To solve the above technical problems, an object of the present invention is to provide a puncture preventing needle device.
The technical scheme of the invention is as follows:
a puncture-preventing needle device is characterized in that:
the needle head device comprises a needle head (1), one end of the needle head (1) is sleeved into a hard plastic needle fixing tube (2), the other end of the needle fixing tube (2) is connected with a transfusion tube (3), and the transfusion tube (3) is used for connecting a transfusion bottle;
a connecting plate (4) in a plate block state is arranged on the side surface of the needle fixing tube (2), and the connecting plate (4) is connected with an end enclosure device (5);
the end socket device (5) comprises a bending plate (505), an insertion opening (502) connected with the bending plate (505), a first sealing cavity (503) connected with the insertion opening (502), and a second sealing cavity (504) connected with the first sealing cavity (503);
a plurality of breaking marks are arranged at the joint of the bending plate (505) and the connecting plate (4);
the insertion opening (502) is an air cavity formed by plastic, a conical insertion part is arranged on the insertion opening (502), a component A of the double-component glue is arranged in the first sealing cavity (503), and a component B of the double-component glue is arranged in the second sealing cavity (504).
Further, by weight, 5-15 parts of hydantoin epoxy resin, 10-25 parts of polyurethane modified epoxy resin, 3-10 parts of benzyl glycidyl ether, 20-50 parts of halogen-free flame retardant filler, 20-50 parts of heat conducting filler and 1-3 parts of white carbon black.
Further, the component B comprises, by weight, 5-10 parts of aminoethyl piperazine, 5-15 parts of D2000 polyetheramine, 10-20 parts of polyurethane modified polyamide, 20-50 parts of aluminum hydroxide, 20-50 parts of boron nitride and 1-3 parts of white carbon black.
Furthermore, the bottom of a second sealing cavity (504) on the end socket device (5) is also provided with a thick barrier block.
Further, the thick barrier blocks are hard rubber pads (501).
Further, the hard rubber pad (501) is adhesively connected to the bottom of the second sealed cavity (504).
Further, the thickness of the hard rubber pad (501) is 2-3 mm.
By the scheme, the invention at least has the following advantages:
the device can puncture the first sealed cavity and the second sealed cavity by the needle after the needle is used, and the two-component glue in the first sealed cavity and the second sealed cavity is mixed, so that the needle is cured and is solidified in the first sealed cavity and the second sealed cavity;
the device is also provided with a thick rubber pad at the bottom of the end socket device, so that a double-safety function can be achieved;
the device is connected with the connecting plate through the bending plate, and can be conveniently folded.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate a certain embodiment of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the capping device of the present invention;
FIG. 3 is a schematic view of the invention after plugging;
the attached drawings are as follows:
1-a needle head; 2-needle fixing the tube; 3-a transfusion tube; 4-connecting plates;
5-a head sealing device; 501-hard rubber mat; 502-insertion opening; 503-a first sealed chamber; 504-a second sealed chamber; 505-bending the plate.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Referring to fig. 1-3, the anti-puncture needle device according to a preferred embodiment of the present invention comprises a needle 1, one end of the needle 1 is sleeved into a hard plastic needle fixing tube 2, the other end of the needle fixing tube 2 is connected to an infusion tube 3, and the infusion tube 3 is used for connecting an infusion bottle;
a connecting plate 4 in a plate block state is arranged on the side surface of the needle fixing tube 2, and the connecting plate 4 is connected with an end enclosure device 5;
the end socket device 5 comprises a bending plate 505, an insertion opening 502 connected with the bending plate 505, a first sealing cavity 503 connected with the insertion opening 502, and a second sealing cavity 504 connected with the first sealing cavity 503;
a plurality of breaking marks are arranged at the joint of the bending plate 505 and the connecting plate 4;
the insertion opening 502 is an air cavity formed by plastic, a tapered insertion part is arranged on the insertion opening 502, a component A of the double-component glue is arranged in the first sealing cavity 503, and a component B of the double-component glue is arranged in the second sealing cavity 504.
5-15 parts of hydantoin epoxy resin, 10-25 parts of polyurethane modified epoxy resin, 3-10 parts of benzyl glycidyl ether, 20-50 parts of halogen-free flame retardant filler, 20-50 parts of heat conducting filler and 1-3 parts of white carbon black in percentage by weight, wherein the sum of the content percentages of the raw materials is 100 parts.
The component B comprises, by weight, 5-10 parts of aminoethyl piperazine, 5-15 parts of D2000 polyetheramine, 10-20 parts of polyurethane modified polyamide, 20-50 parts of aluminum hydroxide, 20-50 parts of boron nitride and 1-3 parts of white carbon black, and the sum of the content percentages of the raw materials is 100 parts.
The bottom of the second chamber 504 on the header device 5 is also provided with a thick barrier block.
The thick spacer block is a hard rubber pad 501.
The hard rubber pad 501 is adhesively attached to the bottom of the second sealed chamber 504.
The thickness of the hard rubber pad 501 is 2-3 mm.
The embodiment of the preparation method of the bi-component glue comprises the following steps:
example 1
The component A is prepared by putting 5 parts of hydantoin epoxy resin, 10 parts of polyurethane modified epoxy resin, 3 parts of benzyl glycidyl ether, 20 parts of halogen-free flame retardant filler, 20 parts of heat conducting filler and 1 part of white carbon black in a high-speed stirrer in percentage by weight, and stirring for 1 hour at a high speed in vacuum.
The component B comprises, by weight, 5-10 parts of aminoethyl piperazine, 5-15 parts of D2000 polyetheramine, 10-20 parts of polyurethane modified polyamide, 20-50 parts of aluminum hydroxide, 20-50 parts of boron nitride and 1-3 parts of white carbon black, and is added into a reaction kettle and stirred in vacuum for 1 hour to obtain the component B.
Example 2
The component A comprises, by weight, 10 parts of hydantoin epoxy resin, 15 parts of polyurethane modified epoxy resin, 5 parts of benzyl glycidyl ether, 30 parts of halogen-free flame retardant filler, 30 parts of heat conducting filler and 2 parts of white carbon black.
The component B comprises 8 parts of aminoethyl piperazine, 8 parts of D2000 polyether amine, 15 parts of polyurethane modified polyamide, 30 parts of aluminum hydroxide, 30 parts of boron nitride and 2 parts of white carbon black in percentage by weight.
Example 3
The component A comprises 15 parts of hydantoin epoxy resin, 25 parts of polyurethane modified epoxy resin, 10 parts of benzyl glycidyl ether, 50 parts of halogen-free flame retardant filler, 50 parts of heat conducting filler and 3 parts of white carbon black in percentage by weight.
The component B comprises, by weight, 5-10 parts of aminoethyl piperazine, 15 parts of D2000 polyetheramine, 20 parts of polyurethane modified polyamide, 50 parts of aluminum hydroxide, 50 parts of boron nitride and 3 parts of white carbon black.
In the present invention, the A component and the B component are used in a ratio of 1: 1.
The invention has at least the following advantages:
the device can puncture the first sealed cavity and the second sealed cavity by the needle after the needle is used, and the two-component glue in the first sealed cavity and the second sealed cavity is mixed, so that the needle is cured and is solidified in the first sealed cavity and the second sealed cavity;
the device is also provided with a thick rubber pad at the bottom of the end socket device, so that a double-safety function can be achieved;
the device is connected with the connecting plate through the bending plate, and can be conveniently folded.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A puncture-preventing needle device is characterized in that:
the needle head device comprises a needle head (1), one end of the needle head (1) is sleeved into a hard plastic needle fixing tube (2), the other end of the needle fixing tube (2) is connected with a transfusion tube (3), and the transfusion tube (3) is used for connecting a transfusion bottle;
a connecting plate (4) in a plate block state is arranged on the side surface of the needle fixing tube (2), and the connecting plate (4) is connected with an end enclosure device (5);
the end socket device (5) comprises a bending plate (505), an insertion opening (502) connected with the bending plate (505), a first sealing cavity (503) connected with the insertion opening (502), and a second sealing cavity (504) connected with the first sealing cavity (503);
a plurality of breaking marks are arranged at the joint of the bending plate (505) and the connecting plate (4);
the insertion opening (502) is an air cavity formed by plastic, a conical insertion part is arranged on the insertion opening (502), a component A of the double-component glue is arranged in the first sealing cavity (503), and a component B of the double-component glue is arranged in the second sealing cavity (504).
2. A puncture needle-tip preventing device according to claim 1, wherein: 5-15 parts of hydantoin epoxy resin, 10-25 parts of polyurethane modified epoxy resin, 3-10 parts of benzyl glycidyl ether, 20-50 parts of halogen-free flame retardant filler, 20-50 parts of heat conducting filler and 1-3 parts of white carbon black.
3. A puncture needle-tip preventing device according to claim 1, wherein: the component B comprises, by weight, 5-10 parts of aminoethyl piperazine, 5-15 parts of D2000 polyetheramine, 10-20 parts of polyurethane modified polyamide, 20-50 parts of aluminum hydroxide, 20-50 parts of boron nitride and 1-3 parts of white carbon black.
4. A puncture needle-tip preventing device according to claim 1, wherein: the bottom of a second sealing cavity (504) on the end socket device (5) is also provided with a thick barrier block.
5. A puncture needle device according to claim 4, wherein: the thick barrier blocks are hard rubber pads (501).
6. A puncture needle device according to claim 5, wherein: the hard rubber pad (501) is adhesively connected to the bottom of the second sealed cavity (504).
7. A puncture needle device according to claim 6, wherein: the thickness of the hard rubber pad (501) is 2-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110185826.XA CN112957565A (en) | 2021-02-11 | 2021-02-11 | Puncture-preventing needle head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110185826.XA CN112957565A (en) | 2021-02-11 | 2021-02-11 | Puncture-preventing needle head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112957565A true CN112957565A (en) | 2021-06-15 |
Family
ID=76284917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110185826.XA Pending CN112957565A (en) | 2021-02-11 | 2021-02-11 | Puncture-preventing needle head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112957565A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109260551A (en) * | 2018-10-31 | 2019-01-25 | 苏州大学附属第医院 | A kind of medical needle with safeguard protection and self-destroying function |
| CN209848010U (en) * | 2019-02-14 | 2019-12-27 | 常州市武进人民医院 | Puncture-proof transfusion needle |
-
2021
- 2021-02-11 CN CN202110185826.XA patent/CN112957565A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109260551A (en) * | 2018-10-31 | 2019-01-25 | 苏州大学附属第医院 | A kind of medical needle with safeguard protection and self-destroying function |
| CN209848010U (en) * | 2019-02-14 | 2019-12-27 | 常州市武进人民医院 | Puncture-proof transfusion needle |
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Legal Events
| 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: 20210615 |
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| RJ01 | Rejection of invention patent application after publication |