CN215194457U - Novel anti-pulling-off infusion apparatus structure - Google Patents
Novel anti-pulling-off infusion apparatus structure Download PDFInfo
- Publication number
- CN215194457U CN215194457U CN202120652202.XU CN202120652202U CN215194457U CN 215194457 U CN215194457 U CN 215194457U CN 202120652202 U CN202120652202 U CN 202120652202U CN 215194457 U CN215194457 U CN 215194457U
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- Prior art keywords
- infusion
- needle
- passageway
- channel
- annular groove
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Links
- 238000001802 infusion Methods 0.000 title claims abstract description 101
- 230000002265 prevention Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003814 drug Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 239000000022 bacteriostatic agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a novel anti-pulling-off infusion set structure, which comprises a needle base, wherein the upper end of the needle base is provided with an infusion needle, the lower end of the needle base is connected with an infusion hose, a ventilation channel and an infusion channel are arranged in the infusion needle, the infusion channel is communicated with the infusion hose at the lower end, the ventilation channel is connected with an air inlet pipe, the middle lower part of the infusion needle is provided with a circle of annular groove, the ventilation channel and the infusion channel are arranged in parallel, the opening position of the ventilation channel in the infusion needle is higher than the opening position of the infusion channel, through the design of the spindle-shaped infusion needle, the circle of annular groove is arranged on the infusion needle, when the infusion needle passes through a rubber plug of an infusion bottle, a larger resistance is formed between the rubber plug and the annular groove, the needle can not be easily separated, thereby avoiding needle pollution, through the separated infusion pipeline and the ventilation pipeline which are arranged inside, the infusion effect of the infusion apparatus is more excellent, the safe and stable infusion is ensured, and the infusion apparatus is worthy of popularization.
Description
Technical Field
The utility model relates to the technical field of medical treatment, specifically a novel prevent drawing and take off transfusion system structure.
Background
The infusion solution or large-volume injection solution is large-dose injection solution which is infused into a human body by intravenous drip, and the dose is more than 100ml at one time. It is a branch of injection, usually packaged in glass or plastic infusion bottles or bags, and contains no bacteriostatic agent. When in use, the dropping speed is adjusted by the infusion apparatus, and the medicine is continuously and stably infused into the body. Before the medical staff uses, the medical staff checks the disinfection validity period of the disposable infusion apparatus and whether the package leaks air or other abnormalities, the infusion apparatus is taken out, the bottle inserting needle is partially inserted into the infusion bottle (for example, an infusion bag, unless the infusion apparatus is an integrated infusion apparatus of an air inlet pipe and the bottle inserting needle, the air inlet device does not need to be opened, namely the air inlet needle is inserted or the air inlet hole is opened), the infusion bottle is hung on the infusion rod, the air is exhausted until the liquid medicine flows to the lower end of the infusion pipe, the regulator is closed tightly, the vein needle is punctured into the disinfected vein, after the fixing is finished, the tourniquet is untied, and the flow speed is adjusted.
The utility model has the application number of CN201920694079.0 and is named as a novel utility model of an anti-drop infusion apparatus component, which comprises an infusion apparatus and an infusion bag, wherein the infusion apparatus comprises an infusion tube, an infusion needle seat and an infusion needle arranged on the infusion needle seat, the infusion bag is provided with a rubber plug for inserting the infusion needle, a side wall of a needle head of the infusion needle is provided with a side wall groove, and the infusion apparatus further comprises a hook part which can be accommodated in the side wall groove; the hook-and-clamp part is sequentially provided with a hook-and-clamp part, a connecting part and a pressing part which is perpendicular to the connecting part along the direction from the tip part to the tail part of the needle head; the hook clamping part and the connecting part can be accommodated in the side wall groove by pressing the pressing part, and the needle can be inserted into or pulled out of the position of the rubber plug of the infusion bag under the condition that the hook clamping part and the connecting part are completely accommodated in the side wall groove; under the condition that the needle is inserted into the rubber plug, the hook and clamp part can be driven to move by pulling the pressing part, so that the hook and clamp part is exposed out of the side wall groove and hooked and clamped on the rubber plug, and the needle is prevented from falling out of the rubber plug.
However, during clinical transfusion, the needle head connected with the end of the transfusion bottle plug is pulled to be easily and accidentally loosened, and the workload of medical care personnel is increased, so that a novel pull-out prevention transfusion device structure is designed.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a novel anti-pulling transfusion device structure which can effectively solve the problem provided by the background technology.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a novel prevent drawing and take off transfusion system structure, includes the syringe needle base, syringe needle base upper end is provided with the infusion syringe needle, syringe needle base lower extreme is connected with the infusion hose, be provided with ventilative passageway and infusion passageway in the infusion syringe needle, infusion passageway is linked together with the infusion hose of lower extreme, ventilative passageway is connected with the intake pipe, the lower part is provided with round annular groove in the infusion syringe needle, ventilative passageway and the mutual parallel arrangement of infusion passageway, and the open position of ventilative passageway is higher than the open position of infusion passageway in the infusion syringe needle.
Further, the tail end of the air inlet pipe is provided with a protective cover.
Further, the section of the annular groove is arc-shaped or rectangular.
Furthermore, the infusion needle head is of a spindle-shaped structure.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model has the advantages that through the design of the fusiform transfusion needle head, the circle of annular groove is arranged on the transfusion needle head, when the transfusion needle head passes through the rubber plug of the transfusion bottle, a larger resistance is formed between the rubber plug and the annular groove, and the transfusion needle head can not be easily separated, so that the pollution of the needle head is avoided;
(2) the utility model discloses an infusion pipeline and the ventilative pipeline of the separation of inside setting for transfusion system infusion effect is more outstanding, and the internal pipe mutual noninterference has guaranteed going on of infusion safety and stability, is worth promoting.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the utility model at a;
fig. 3 is a schematic structural diagram of the position B of the present invention.
Reference numbers in the figures:
1-needle base, 2-infusion needle, 3-infusion hose, 4-ventilation channel, 5-infusion channel, 6-air inlet pipe, 7-annular groove, 8-protective rubber sleeve and 9-protective cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the utility model provides a novel prevent drawing and take off transfusion system structure, including syringe needle base 1, syringe needle base 1 upper end is provided with infusion syringe needle 2, syringe needle base 1 lower extreme is connected with infusion hose 3, be provided with ventilative passageway 4 and infusion passageway 5 in the infusion syringe needle 2, infusion passageway 5 is linked together with infusion hose 3 of lower extreme, ventilative passageway 4 is connected with intake pipe 6, lower part is provided with round annular groove 7 in the infusion syringe needle 2, ventilative passageway 4 and infusion passageway 5 parallel arrangement each other, and the open position of ventilative passageway 4 is higher than infusion passageway 5's open position in infusion syringe needle 2.
The utility model discloses a theory of operation does: the transfusion device is characterized in that the position of a transfusion needle head 2 is improved, a spindle-shaped transfusion needle head 2 is designed, the front end of the transfusion needle head 2 is a needle point, the middle section of the transfusion needle head is bulged outwards, the diameter is relatively maximum, an annular groove 7 is formed at the rear end of the needle head inwards, the transfusion needle head 2 is inserted into a bottle plug when the transfusion device is used, the needle is continuously inserted until the bottle plug passes through the middle section of the needle head and reaches the annular groove 7, the bottle plug is fixedly clamped through the annular groove 7, when a pipeline of the transfusion device is accidentally pulled by external force, large resistance is formed between the annular groove 7 and the bottle plug, the bottle plug cannot be easily separated, and therefore needle head pollution is avoided; the inside ventilation channel 4 that sets up of infusion syringe needle 2 can balance inside and outside atmospheric pressure, guarantees that the liquid medicine in the infusion bottle can be smooth and easy exports through infusion channel 5, and ventilation channel 4 and infusion channel 5 set up inside infusion syringe needle 2, do not influence each other, and ventilation channel 4 is higher than the opening of infusion channel 5 in the opening position of infusion syringe needle 2.
In a preferred embodiment, a protective rubber sleeve 8 is arranged at the connecting part of the needle base 1 and the infusion hose 3 to protect the infusion hose 3 from being damaged.
In a preferred embodiment, a protective cover 9 is arranged at the tail end of the air inlet pipe 6 to protect the tail end of the air inlet pipe 6 and avoid pollution.
In a preferred embodiment, the cross section of the annular groove 7 is arc-shaped or rectangular.
In a preferred embodiment, the infusion needle 2 is of a spindle-shaped structure.
To sum up, the utility model discloses a key feature lies in:
(1) the utility model has the advantages that through the design of the fusiform transfusion needle head, the circle of annular groove is arranged on the transfusion needle head, when the transfusion needle head passes through the rubber plug of the transfusion bottle, a larger resistance is formed between the rubber plug and the annular groove, and the transfusion needle head can not be easily separated, so that the pollution of the needle head is avoided;
(2) the utility model discloses an infusion pipeline and the ventilative pipeline of the separation of inside setting for transfusion system infusion effect is more outstanding, and the internal pipe mutual noninterference has guaranteed going on of infusion safety and stability, is worth promoting.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a novel prevent drawing and take off transfusion system structure, includes syringe needle base (1), its characterized in that: needle base (1) upper end is provided with infusion syringe needle (2), needle base (1) lower extreme is connected with infusion hose (3), be provided with ventilative passageway (4) and infusion passageway (5) in infusion syringe needle (2), infusion passageway (5) are linked together with infusion hose (3) of lower extreme, ventilative passageway (4) are connected with intake pipe (6), infusion syringe needle (2) well lower part is provided with round annular groove (7), ventilative passageway (4) and infusion passageway (5) parallel arrangement each other, and the open position of ventilative passageway (4) is higher than the open position of infusion passageway (5) in infusion syringe needle (2).
2. The novel pull-off prevention infusion set structure according to claim 1, characterized in that: and a protective rubber sleeve (8) is arranged at the connecting part of the needle base (1) and the infusion hose (3).
3. The novel pull-off prevention infusion set structure according to claim 1, characterized in that: the tail end of the air inlet pipe (6) is provided with a protective cover (9).
4. The novel pull-off prevention infusion set structure according to claim 1, characterized in that: the section of the annular groove (7) is arc-shaped or rectangular.
5. The novel pull-off prevention infusion set structure according to claim 1, characterized in that: the transfusion needle head (2) is of a spindle-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120652202.XU CN215194457U (en) | 2021-03-31 | 2021-03-31 | Novel anti-pulling-off infusion apparatus structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120652202.XU CN215194457U (en) | 2021-03-31 | 2021-03-31 | Novel anti-pulling-off infusion apparatus structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215194457U true CN215194457U (en) | 2021-12-17 |
Family
ID=79444782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120652202.XU Expired - Fee Related CN215194457U (en) | 2021-03-31 | 2021-03-31 | Novel anti-pulling-off infusion apparatus structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215194457U (en) |
-
2021
- 2021-03-31 CN CN202120652202.XU patent/CN215194457U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |