CN201154110Y - Novel medicine preparation apparatus - Google Patents

Abstract

The utility model relates to a novel dispensing appliance which belongs to the technical field of the medical implement and adopts the technical proposal that the novel dispensing appliance comprises an injection needle tube, a piston, a piston push rod and a puncture pinhead. The novel dispensing appliance is characterized in that a liquor inlet pipe is fixedly arranged on the injection needle tube, and a single-way valve is arranged inside the liquor inlet pipe. The novel dispensing appliance has the advantages that the structure is simple; during the transfusing and dispensing processes for a patient, the operation is simple, the time and the labor are saved, and the ache of hands and arms of medical-care personnel and other discomfort can be avoided.

Description

Novel dispenser

Technical field:

This utility model belongs to the medical instruments technical field, is a kind of novel dispenser specifically.

Background technology:

The nursing staff is when infusing to patient, need first preparating liquid, at present, preparating liquid uses disposable syringe mostly clinically, i.e. nursing staff's one hand-held disposable syringe, fixedly ampoule extracts medicinal liquid on the other hand, again medicinal liquid is injected in the infusion bottle, this method not only troublesome poeration, waste time and energy, time of compounding is long slightly, the nursing staff also can produce the arm sense of discomfort of aching, and has brought great inconvenience for the work of making up a prescription.

Summary of the invention:

The purpose of this utility model provides a kind of when carrying out infusion to patient, and is easy and simple to handle, time saving and energy saving, and can alleviate the ache novel dispenser of sense of discomfort of nursing staff's arm.

The technical solution of the utility model is: comprise injection needle, piston, piston push rod and piercing needle, it is characterized in that being fixed with drug-feeding tube on injection needle, be provided with one-way valve in the drug-feeding tube.

The beneficial effects of the utility model are: this utility model is simple in structure, and is easy and simple to handle, time saving and energy saving when carrying out infusion to patient, and can alleviate nursing staff's arm sense of discomfort of aching.

Description of drawings:

Accompanying drawing 1 is a structural representation of the present utility model.

Among the figure 1, injection needle, 2, piston, 3, piston push rod, 4, piercing needle, 5, drug-feeding tube, 6, one-way valve.

The specific embodiment:

Comprise injection needle 1, piston 2, piston push rod 3 and piercing needle 4, it is characterized in that on injection needle 1, being fixed with drug-feeding tube 5, be provided with one-way valve 6 in the drug-feeding tube 5.When carrying out infusion to patient, drug-feeding tube 5 is inserted in the ampoule, piercing needle 4 inserts in the infusion bottle, pulling piston push rod 3, one-way valve 6 is opened, and medicinal liquid sucks in the injection needle 1 by drug-feeding tube 5, promote piston push rod 3, one-way valve 6 is closed, and medicinal liquid can enter in the infusion bottle.

Claims (1)

1, novel dispenser comprises injection needle (1), piston (2), piston push rod (3) and piercing needle (4), it is characterized in that: be fixed with drug-feeding tube (5) on injection needle (1), be provided with one-way valve (6) in the drug-feeding tube (5).

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