CN209695836U - A kind of dispensation apparatus convenient for extracting medical fluid - Google Patents

A kind of dispensation apparatus convenient for extracting medical fluid Download PDF

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Publication number
CN209695836U
CN209695836U CN201920115223.0U CN201920115223U CN209695836U CN 209695836 U CN209695836 U CN 209695836U CN 201920115223 U CN201920115223 U CN 201920115223U CN 209695836 U CN209695836 U CN 209695836U
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CN
China
Prior art keywords
syringe needle
medical fluid
syringe
dispensation apparatus
partition
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.)
Expired - Fee Related
Application number
CN201920115223.0U
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Chinese (zh)
Inventor
王巧红
张雅静
姚仁军
董胜男
陈明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chinese PLA General Hospital
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Chinese PLA General Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201920115223.0U priority Critical patent/CN209695836U/en
Application granted granted Critical
Publication of CN209695836U publication Critical patent/CN209695836U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to field of medical technology, specifically a kind of dispensation apparatus convenient for extracting medical fluid, including syringe, the lower end insertion of the syringe is slidably fitted with injection rod, the lower end of the injection rod is fixedly connected with handle, and the upper end of injection rod is fixedly installed piston, the upper end socket of the syringe is equipped with attachment base, and the upper end of the attachment base is vertically connected with syringe needle.The utility model is provided with admission gear, when medical staff makes up a prescription when extracting medical fluid, when the decline of the liquid level of medical fluid, natural inflow balances the pressure in dispensing bottle, and it is more smooth that staff takes out medicine, by filter device, processing can be filtered to gas when gas is entered in dispensing bottle, gaseous contamination medical fluid can be prevented, the design shortens the length of syringe needle, when bottle Chinese medicine liquid liquid level decline, without mobile syringe needle, medical fluid can be drawn onto, it is more convenient to operate, and practicability is stronger.

Description

A kind of dispensation apparatus convenient for extracting medical fluid
Technical field
The utility model relates to pharmaceutical compounding techniques field, specifically a kind of dispensation apparatus convenient for extracting medical fluid.
Background technique
Syringe is a kind of common medical instruments, and gas or liquid are mainly extracted or injected with syringe needle.
But injector designed at present medically is unreasonable, however it remains some disadvantages, existing syringe are extracting When medical fluid, when the decline of the liquid level of medical fluid, the pressure in dispensing bottle is lower than outside pressure, and inhaling medicine is especially difficult, while syringe needle It constantly to move down, medical fluid could be released, it is not only troublesome in poeration in this way, but also might have bacterium into the liquid, Pollution is caused to medical fluid.Therefore, those skilled in the art provide a kind of dispensation apparatus convenient for extracting medical fluid, on solving State the problem of proposing in background technique.
Summary of the invention
The purpose of this utility model is to provide a kind of dispensation apparatus convenient for extracting medical fluid, to solve above-mentioned background technique The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of dispensation apparatus convenient for extracting medical fluid, Including syringe, the lower end insertion of the syringe is slidably fitted with injection rod, and the lower end of the injection rod is fixedly connected with handle Hand, and the upper end of injection rod is fixedly installed piston, the upper end socket of the syringe is equipped with attachment base, the attachment base Upper end is vertically connected with syringe needle, and the bottom side surface of the syringe needle offers inlet, and another side surface in lower end of syringe needle It is fixedly connected with admission gear, the upper semisection one side wall of the syringe needle offers gas vent.
The internal vertical of the syringe needle is provided with partition as a further solution of the present invention, and the partition will The inside of syringe needle is separated into two parts.
The interior lower end of the syringe needle is located at side and the attachment base of partition as a further solution of the present invention, Upper end connection, and it is closed that the interior lower end of syringe needle, which is located at the other side of partition and the upper end of attachment base,.
The length of the syringe needle is set as 1.5cm -2cm, the feed liquor as a further solution of the present invention, The major semiaxis of mouth is 2mm, and semi-minor axis 1mm, the length of plastic protection casing of the inlet away from syringe needle is 1cm.
The admission gear includes filter device as a further solution of the present invention, the filter device One end be fixedly connected with the side of syringe needle, and the other end of filter device is fixedly connected with connecting band, the one of the connecting band End is fixedly connected with seal cap.
The interior surface of the filter device is symmetrically connected with two filterings as a further solution of the present invention, Net, and being internally located between two filter screens at position for filter device is filled with activated carbon adsorption stratum granulosum.
The top of the syringe needle is solid pyramidal structure, the injection as a further solution of the present invention, The outside of bar is socketed with partition at warning, and the distance between partition and handle are 3.5cm at warning.
Compared with prior art, the utility model has the beneficial effects that design is scientific and reasonable for the apparatus structure, it is easy to operate It is convenient, it is provided with admission gear, when medical staff makes up a prescription when extracting medical fluid, when the decline of the liquid level of medical fluid, natural inflow is put down Pressure in weighing apparatus dispensing bottle, staff's pumping medicine is more smooth, can be right when gas is entered in dispensing bottle by filter device Gas is filtered processing, can prevent gaseous contamination medical fluid, and the design shortens the length of syringe needle, under bottle Chinese medicine liquid liquid level When drop, without mobile syringe needle, it can be drawn onto medical fluid, it is more convenient to operate, and practicability is stronger.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram convenient for extracting the dispensation apparatus of medical fluid;
Fig. 2 is a kind of admission gear's structural schematic diagram convenient for extracting the dispensation apparatus of medical fluid;
Fig. 3 is a kind of filter apparatus configuration schematic diagram convenient for extracting the dispensation apparatus of medical fluid.
In figure: 1, syringe;2, injection rod;3, handle;31, partition at warning;4, piston;5, attachment base;6, syringe needle; 601, partition;602, gas vent;7, inlet;8, admission gear;81, filter device;82, connecting band;83, seal cap;811, Activated carbon adsorption stratum granulosum;812, filter screen.
Specific embodiment
Please refer to Fig. 1~3, in the utility model embodiment, a kind of dispensation apparatus convenient for extracting medical fluid, including syringe 1, the insertion of the lower end of syringe 1 is slidably fitted with injection rod 2, and the lower end of injection rod 2 is fixedly connected with handle 3, and injection rod 2 Upper end is fixedly installed piston 4, and the outside of injection rod 2 is socketed with partition 31 at warning, is between partition 31 and handle 3 at warning The length of alert zone, alert zone is 3.5cm, and nurse can grasp, and increases the dynamics of suction medicine company, big bottled particularly convenient for extracting Medical fluid, alert zone can stop to the pollution inside syringe, and operation is sterile, and the upper end socket of syringe 1 is equipped with attachment base 5, The upper end of attachment base 5 is vertically connected with syringe needle 6, and the internal vertical of syringe needle 6 is provided with partition 601, and partition 601 will be in syringe needle 6 Part is divided into two parts, and the interior lower end of syringe needle 6 is located at the side of partition 601 and 5 upper end of attachment base is connected to, and syringe needle 6 Interior lower end be located at the other side of partition 601 and attachment base 5 upper end be it is closed, in order to deliver gas to powder charge liquid Bottle in.
The length of syringe needle 6 is set as 1.5cm -2cm, and the top of syringe needle 6 is solid pyramidal structure, prevents on bottle cap Rubber stopper is brought into liquid, and the bottom side surface of syringe needle 6 offers inlet 7, and the major semiaxis of inlet 7 is 2mm, semi-minor axis For 1mm, the length of plastic protection casing of the inlet 7 away from syringe needle 6 is 1cm, for the ease of draining the medical fluid in bottle, is operated cleverer It is living, and another side surface in lower end of syringe needle 6 is fixedly connected with admission gear 8, the upper semisection one side wall of syringe needle 6 offers gas vent 602, admission gear 8 includes filter device 81, and one end of filter device 81 is fixedly connected with the side of syringe needle 6, and filters dress The other end for setting 81 is fixedly connected with connecting band 82, and one end of connecting band 82 is fixedly connected with seal cap 83, filter device 81 Interior surface is symmetrically connected with two filter screens 812, and filter device 81 is internally located between two filter screens 812 at position Filled with activated carbon adsorption stratum granulosum 811, in order to be filtered to gas, prevent the pollutant in air from entering in bottle.
The working principle of the utility model is: when extracting medical fluid, syringe needle 6 is inserted into bottle, when pulling piston, bottle at this time In pressure become smaller, air can enter in bottle with admission gear 8, and with extraneous pressure in equilibration flask, staff operated Next more convenient, admission gear 8 is internally provided with filter device 81, and filter device 81 includes filter screen 812 and activated carbon adsorption Stratum granulosum 811 can filter and the medical fluid in bottle is avoided to be contaminated into the air in bottle, and when not in use, seal cap 83 is covered In the outside of filter device 81, pollution is reduced, the length of syringe needle 6 is set as 1.5cm -2cm, convenient for operation, not easy to pollute, needle Head enters in bottle shortly past crossing bottle cap, even if the liquid level in bottle constantly declines, also bottle Chinese medicine liquid can be sucked out for syringe needle, using more It is convenient, it operates simpler.
It is above-described, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is simultaneously It is not limited to this, anyone skilled in the art within the technical scope disclosed by the utility model, according to this reality It is subject to equivalent substitution or change with novel technical solution and its utility model design, should all covers the protection in the utility model Within the scope of.

Claims (7)

1. a kind of dispensation apparatus convenient for extracting medical fluid, including syringe (1), which is characterized in that the lower end of the syringe (1) Insertion is slidably fitted with injection rod (2), and the lower end of the injection rod (2) is fixedly connected with handle (3), and injection rod (2) is upper End is fixedly installed piston (4), and the socket of the upper end of the syringe (1) is equipped with attachment base (5), the attachment base (5) it is upper End is vertically connected with syringe needle (6), and the bottom side surface of the syringe needle (6) offers inlet (7), and the lower end of syringe needle (6) Another side surface is fixedly connected with admission gear (8), and the upper semisection one side wall of the syringe needle (6) offers gas vent (602).
2. a kind of dispensation apparatus convenient for extracting medical fluid according to claim 1, which is characterized in that the syringe needle (6) Internal vertical is provided with partition (601), and the inside of syringe needle (6) is separated into two parts by the partition (601).
3. a kind of dispensation apparatus convenient for extracting medical fluid according to claim 2, which is characterized in that the syringe needle (6) The side that interior lower end is located at partition (601) is connected to attachment base (5) upper end, and the interior lower end of syringe needle (6) is located at partition (601) the other side and the upper end of attachment base (5) are closed.
4. a kind of dispensation apparatus convenient for extracting medical fluid according to claim 1, which is characterized in that the syringe needle (6) Length is set as 1.5cm -2cm, and the major semiaxis of the inlet (7) is 2mm, and semi-minor axis 1mm, inlet (7) is away from syringe needle (6) length of plastic protection casing is 1cm.
5. a kind of dispensation apparatus convenient for extracting medical fluid according to claim 1, which is characterized in that the admission gear It (8) include filter device (81), one end of the filter device (81) is fixedly connected with the side of syringe needle (6), and filters dress The other end for setting (81) is fixedly connected with connecting band (82), and one end of the connecting band (82) is fixedly connected with seal cap (83).
6. a kind of dispensation apparatus convenient for extracting medical fluid according to claim 5, which is characterized in that the filter device (81) interior surface is symmetrically connected with two filter screens (812), and filter device (81) is internally located at two filter screens (812) activated carbon adsorption stratum granulosum (811) are filled at position between.
7. a kind of dispensation apparatus convenient for extracting medical fluid according to claim 1, which is characterized in that the syringe needle (6) Top is solid pyramidal structure, and the outside of the injection rod (2) is socketed with partition at warning (31), at warning partition (31) with The distance between handle (3) is 3.5cm.
CN201920115223.0U 2019-01-23 2019-01-23 A kind of dispensation apparatus convenient for extracting medical fluid Expired - Fee Related CN209695836U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920115223.0U CN209695836U (en) 2019-01-23 2019-01-23 A kind of dispensation apparatus convenient for extracting medical fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920115223.0U CN209695836U (en) 2019-01-23 2019-01-23 A kind of dispensation apparatus convenient for extracting medical fluid

Publications (1)

Publication Number Publication Date
CN209695836U true CN209695836U (en) 2019-11-29

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CN201920115223.0U Expired - Fee Related CN209695836U (en) 2019-01-23 2019-01-23 A kind of dispensation apparatus convenient for extracting medical fluid

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110812229A (en) * 2019-12-09 2020-02-21 湖南平安医械科技有限公司 Dispensing needle with air filtering function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110812229A (en) * 2019-12-09 2020-02-21 湖南平安医械科技有限公司 Dispensing needle with air filtering function

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191129

Termination date: 20220123