CN220404424U - Disposable bidirectional dosage controllable liquid dispensing needle - Google Patents
Disposable bidirectional dosage controllable liquid dispensing needle Download PDFInfo
- Publication number
- CN220404424U CN220404424U CN202321361278.2U CN202321361278U CN220404424U CN 220404424 U CN220404424 U CN 220404424U CN 202321361278 U CN202321361278 U CN 202321361278U CN 220404424 U CN220404424 U CN 220404424U
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- China
- Prior art keywords
- storage bin
- liquid storage
- disposable
- liquid
- dispensing needle
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- 239000007788 liquid Substances 0.000 title claims abstract description 68
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 8
- 238000001802 infusion Methods 0.000 claims abstract description 45
- 238000000926 separation method Methods 0.000 claims abstract description 24
- 239000011550 stock solution Substances 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 8
- 229930182555 Penicillin Natural products 0.000 abstract description 17
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 abstract description 17
- 229940049954 penicillin Drugs 0.000 abstract description 17
- 239000003814 drug Substances 0.000 abstract description 6
- 238000000605 extraction Methods 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 2
- 206010073310 Occupational exposures Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000675 occupational exposure Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a disposable bidirectional dose controllable liquid dispensing needle, which comprises a liquid storage bin, wherein needles are arranged at two ends of the liquid storage bin, the needles arranged at two sides of the liquid storage bin can be conveniently connected with an infusion bag and a penicillin bottle, an exhaust assembly is opened, liquid in the infusion bag is led into the penicillin bottle through the liquid storage bin and is filled with the liquid through inversion of the infusion bag and extrusion, after the medicine is fully dissolved, the penicillin bottle is arranged on the upper part, the infusion soft bag is arranged under the liquid storage bin, then the lower end of a space where a separation assembly is arranged is selected to be closed according to different doses, quantitative dose extraction is carried out, the Western Lin Pingna liquid is dripped into the liquid storage bin by gravity until the space where the liquid is arranged is filled, then the separation assembly at the upper end of the space where the liquid storage bin is arranged is closed, the quantitative dose extraction is realized, then the separation assembly which can be communicated with the infusion bag is opened, the quantitative dose is led into the infusion bag through extrusion of the infusion bag, and the quantitative dose is led into the infusion bag through air pressure.
Description
Technical Field
The utility model relates to the technical field of medical treatment, in particular to a disposable bidirectional dosage controllable liquid dispensing needle.
Background
At present, the liquid is prepared by clinical veins, the liquid is required to be pumped back and forth by an injector, absolute sterile operation cannot be guaranteed, waste of liquid medicine is avoided, needle puncture injury cannot be effectively avoided, occupational exposure is prevented, and meanwhile, the clinical configuration workload is large, and certain strain is also caused to configuration staff. The existing convenient and quick infusion configuration needle cannot realize dose control, and the problem still exists in a manual extraction mode for the configuration of different quantitative doses in clinic. Therefore, in order to solve the problems, a disposable bidirectional dosage controllable liquid dispensing needle is provided.
Disclosure of Invention
The utility model aims to provide a disposable bidirectional dosage controllable liquid dispensing needle so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a controllable liquid needle of disposable two-way dose, includes the stock solution storehouse, the syringe needle is all installed at the both ends in stock solution storehouse, the upper end the internally mounted of syringe needle has the first infusion pipeline with stock solution storehouse intercommunication, the upper end the exhaust assembly is still installed to the inside of syringe needle, the lower extreme the internally mounted of syringe needle has the second infusion pipeline with stock solution storehouse intercommunication, install a plurality of separation components that are used for its internal separation in the stock solution storehouse.
Preferably, the separation assembly comprises a plurality of fixed blocks, the fixed blocks are arranged on the inner wall of the liquid storage bin, through holes are formed in the outer side walls of the fixed blocks, grooves communicated with the through holes are formed in the outer side walls of the fixed blocks, sealing blocks are slidably mounted in the grooves, and screw rods are rotatably mounted on the outer side walls of the sealing blocks and penetrate through the liquid storage bin and are in threaded connection with the liquid storage bin.
Preferably, the uppermost fixing block and the lowermost fixing block are fixedly mounted with the upper and lower inner walls of the liquid storage bin respectively, and the uppermost fixing block and the lowermost fixing block are communicated with the first infusion pipeline and the second infusion pipeline respectively through holes in the fixing block.
Preferably, the upper and lower ports of the through hole are outwards extended to be conical for converging liquid.
Preferably, the outer side walls of the two needles are provided with fixing seats which are convenient to pull out and insert.
Preferably, the exhaust assembly comprises an exhaust pipe with the upper end being internally provided with the needle, the lower end of the exhaust pipe extends to the outside, and the lower end of the exhaust pipe is provided with a pressure reducing valve.
Preferably, the upper end of the exhaust pipeline is higher than the upper end of the first infusion pipeline.
Preferably, the lower end of the exhaust pipeline is positioned at the upper end of the liquid storage bin.
Preferably, the upper end install the cover on the fixing base, the breach has been seted up to the lateral wall of cover, the rack is installed to the breach upper end of cover, the rack is installed in one side of breach, the fixed cover is installed to the opposite side of breach, the fixture block with rack meshing is installed to the fixed cover rotation.
Compared with the prior art, the utility model has the beneficial effects that: a disposable bidirectional dosage controllable liquid dispensing needle is characterized in that needles arranged on two sides of a liquid storage bin can be conveniently connected with an infusion bag and a penicillin bottle, an exhaust assembly is started, the infusion bag is inverted and extruded, liquid in the infusion bag is led into the penicillin bottle through the liquid storage bin and is filled with the liquid, after medicine is fully dissolved, the penicillin bottle is arranged on the upper side, the infusion soft bag is arranged under the lower side, then the lower end of a space where a separation assembly is arranged is selected to be closed according to different dosages, quantitative dosage extraction is carried out, the Western Lin Pingna liquid drops into the liquid storage bin due to gravity until the space is filled with the liquid, then the separation assembly at the upper end of the space is closed, the quantitative dosage is extracted, the separation assembly which can be communicated with the infusion bag is opened, the gas in the infusion bag is led into the liquid storage bin through extrusion of the infusion bag, the quantitative dosage is led into the infusion bag through air pressure, the quantitative dosage configuration is completed, the intravenous configuration of different dosages of the penicillin bottle can be completed through only one-time puncture, the aseptic operation is realized, the medicine is prevented from being wasted, and the needle puncture is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the reservoir and needle of the present utility model;
FIG. 3 is an enlarged view of a portion of a separator assembly of the present utility model;
fig. 4 is a schematic structural view of a fixing sleeve according to the present utility model.
In the figure: 1-liquid storage bin, 2-needle, 3-first infusion pipeline, 4-second infusion pipeline, 5-fixed block, 6-through hole, 7-recess, 8-sealing block, 9-screw rod, 10-fixing base, 11-exhaust pipeline, 12-relief valve, 13-net cover, 14-breach, 15-rack, 16-fixed cover, 17-fixture block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a controllable liquid needle of disposable two-way dose, includes stock solution storehouse 1, syringe needle 2 is all installed at the both ends in stock solution storehouse 1, the upper end syringe needle 2's internally mounted have with the first infusion pipeline 3 of stock solution storehouse 1 intercommunication, the upper end the exhaust assembly is still installed to syringe needle 2's inside, the lower extreme syringe needle 2's internally mounted have with the second infusion pipeline 4 of stock solution storehouse 1 intercommunication, install a plurality of separation components that are used for its internal separation in the stock solution storehouse 1.
The liquid storage bin 1 is divided into a plurality of parts by the separation components, and the stored doses between two adjacent separation components are different, so that the liquid storage bin can be matched according to the dispensing quantity of the existing medical treatment, such as 0.5ml or 0.3 ml.
Specifically, the separation component comprises a plurality of fixed blocks 5, a plurality of fixed blocks 5 are installed on the inner wall of the liquid storage bin 1, through holes 6 are formed in the outer side walls of the fixed blocks 5, grooves 7 communicated with the through holes 6 are formed in the outer side walls of the fixed blocks 5, sealing blocks 8 are slidably installed in the grooves 7, a screw rod 9 is rotatably installed on the outer side walls of the sealing blocks 8, the screw rod 9 penetrates through the liquid storage bin 1 and is in threaded connection with the sealing blocks, a handle is installed on the outer side walls of the screw rod 9, the screw rod 9 is convenient to screw, the fixed blocks 5 are driven to move in the grooves 7, and the through holes 6 are opened.
After the liquid in the penicillin bottle is dissolved, a space with corresponding required capacity is selected to be opened according to the required medicament amount, then the lower end separation component of the corresponding space is closed, then the penicillin bottle is placed at the upper end, the liquid enters the liquid storage bin 1 until the space is filled up under the action of gravity, then the upper end separation component of the corresponding space is closed, then the separation component of the corresponding lower end is opened, the gas in the infusion bag is led into the liquid storage bin 1 by extruding the infusion bag, and the liquid is led into the infusion bag by air pressure, so that the preparation of quantitative dosage is completed.
Specifically, the uppermost fixing block 5 and the lowermost fixing block 5 are fixedly mounted on the upper and lower inner walls of the liquid storage bin 1 respectively, and through holes 6 in the uppermost fixing block 5 and the lowermost fixing block 5 are communicated with the first liquid delivery pipeline 3 and the second liquid delivery pipeline 4 respectively.
Specifically, the upper and lower ports of the through hole 6 are both extended outwards and tapered for converging the liquid.
Specifically, the outer side walls of the two needles 2 are provided with fixing seats 10 which are convenient to pull out and insert, and are used for limiting the depth of the needles 2 inserted into infusion bags or penicillin bottles.
Specifically, the exhaust assembly comprises an exhaust pipe 11 with the upper end mounted inside the needle 2, the lower end of the exhaust pipe 11 extends to the outside, and a pressure reducing valve 12 is mounted at the lower end of the exhaust pipe 11.
Specifically, the upper end of the exhaust pipe 11 is higher than the upper end of the first infusion pipe 3.
Specifically, the lower end of the exhaust pipe 11 is located at the upper end of the liquid storage bin 1 and at the lower end of the fixing seat 10.
Specifically, the upper end install the cover 13 on the fixing base 10, the breach 14 has been seted up to the lateral wall of cover 13, rack 15 is installed to the breach 14 upper end of cover 13, rack 15 installs in one side of breach 14, fixed cover 16 is installed to the opposite side of breach 14, fixed cover 16 internal rotation install with rack 15 engaged fixture block 17 for adjust and fix different xiLin bottle sizes, avoid syringe needle 2 to deviate from the xiLin bottle.
Working principle: when the infusion bag is used, firstly, the needle head 2 is respectively inserted into the infusion bag and the penicillin bottle, then the clamping block 17 is meshed with the rack 15 by rotating the clamping block 17, the rack 15 is driven to move, the opening at the upper end of the net sleeve 13 is closed, the needle head is tightly attached to the surface of the penicillin bottle, the penicillin bottle is fixed, the needle head 2 is prevented from being separated from the penicillin bottle, then the pressure reducing valve 12 is opened, the separation assembly is opened, the infusion bag is arranged at the upper side, the penicillin bottle is pressed, the infusion bag is pressed, liquid in the infusion bag is led into the penicillin bottle through the liquid storage bin 1 and is filled with the liquid, after the medicine is fully dissolved, the penicillin bottle is arranged at the upper side, the soft infusion bag is arranged at the lower side, then the lower end of the space where the separation assembly is selected according to different doses, quantitative dose extraction is carried out, the western Lin Pingna liquid is dripped into the liquid storage bin due to gravity until the space where the liquid is filled, the separation assembly at the upper end of the space is closed, the quantitative dose extraction is realized, the separation assembly which can be communicated with the infusion bag at one side is opened, the liquid storage assembly is pressed, the liquid storage bag is filled, the quantitative dose is led into the infusion bag through the liquid storage bin 1, and the quantitative dose is led into the infusion bag through the air pressure.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A disposable bidirectional dosage controllable liquid dispensing needle is characterized in that: including stock solution storehouse (1), syringe needle (2) are all installed at the both ends in stock solution storehouse (1), upper end internally mounted of syringe needle (2) have with first infusion pipeline (3) of stock solution storehouse (1) intercommunication, the upper end the exhaust assembly is still installed to the inside of syringe needle (2), the lower extreme internally mounted of syringe needle (2) have with second infusion pipeline (4) of stock solution storehouse (1) intercommunication, install a plurality of separation components that are used for its internal separation in stock solution storehouse (1).
2. The disposable bi-directional dose controllable dispensing needle of claim 1, wherein: the separation assembly comprises a plurality of fixed blocks (5), the fixed blocks (5) are arranged on the inner wall of the liquid storage bin (1), through holes (6) are formed in the outer side walls of the fixed blocks (5), grooves (7) communicated with the through holes (6) are formed in the outer side walls of the fixed blocks (5), sealing blocks (8) are slidably arranged in the grooves (7), screw rods (9) are rotatably arranged on the outer side walls of the sealing blocks (8), and the screw rods (9) penetrate through the liquid storage bin (1) and are in threaded connection with the liquid storage bin.
3. The disposable bi-directional dose controllable dispensing needle of claim 2, wherein: the uppermost end fixed block (5) and the lowermost end fixed block (5) are fixedly installed with the upper inner wall and the lower inner wall of the liquid storage bin (1) respectively, and the uppermost end fixed block (5) and the lowermost end through holes (6) on the fixed block (5) are communicated with the first infusion pipeline (3) and the second infusion pipeline (4) respectively.
4. The disposable bi-directional dose controllable dispensing needle of claim 2, wherein: the upper port and the lower port of the through hole (6) are outwards extended to be conical for converging liquid.
5. The disposable bi-directional dose controllable dispensing needle of claim 1, wherein: the outer side walls of the two needles (2) are provided with fixing seats (10) which are convenient to pull out and insert.
6. The disposable bi-directional dose controllable dispensing needle of claim 1, wherein: the exhaust assembly comprises an exhaust pipeline (11) with the upper end being internally provided with the needle head (2), the lower end of the exhaust pipeline (11) extends to the outside, and a pressure reducing valve (12) is arranged at the lower end of the exhaust pipeline (11).
7. The disposable bi-directional dose controllable dispensing needle of claim 6, wherein: the upper end of the exhaust pipeline (11) is higher than the upper end of the first infusion pipeline (3).
8. The disposable bi-directional dose controllable dispensing needle of claim 6, wherein: the lower end of the exhaust pipeline (11) is positioned at the upper end of the liquid storage bin (1).
9. The disposable bi-directional dose controllable dispensing needle of claim 5, wherein: the upper end install sleeve (13) on fixing base (10), breach (14) have been seted up to the lateral wall of sleeve (13), rack (15) are installed to the breach (14) upper end of sleeve (13), rack (15) are installed in one side of breach (14), fixed cover (16) are installed to the opposite side of breach (14), fixture block (17) with rack (15) meshing are installed in fixed cover (16) internal rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321361278.2U CN220404424U (en) | 2023-05-31 | 2023-05-31 | Disposable bidirectional dosage controllable liquid dispensing needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321361278.2U CN220404424U (en) | 2023-05-31 | 2023-05-31 | Disposable bidirectional dosage controllable liquid dispensing needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220404424U true CN220404424U (en) | 2024-01-30 |
Family
ID=89646313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321361278.2U Active CN220404424U (en) | 2023-05-31 | 2023-05-31 | Disposable bidirectional dosage controllable liquid dispensing needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220404424U (en) |
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2023
- 2023-05-31 CN CN202321361278.2U patent/CN220404424U/en active Active
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