Nasal drug application device for otolaryngology nursing

Abstract

The invention relates to the technical field of medical care, and discloses a device for applying medicine to the nasal cavity for otolaryngology nursing. Flow ball and valve block, the top of the housing is slidably connected with a plunger rod, the bottom of the plunger rod is fixedly connected with a return spring, the inside of the housing is movably connected with a two-way screw rod, and the two-way screw rod The outer part of the screw rod slider is connected with a screw slider, and the outer part of the screw rod slider is fixedly connected with a positioning ring, and the right side of the inside of the housing is fixedly connected with a liquid delivery pipe, through the plunger rod, return spring, two-way screw , the screw rod slider and the positioning ring are used together to achieve the effect of adjusting the dosage of the spraying agent by changing the reciprocating stroke of the plunger rod, effectively ensuring the effect of applying the drug, avoiding insufficient or wasted drug dosage, and thus ensuring the recovery of the patient Effect.

Description

technical field [0001] The invention relates to the technical field of medical care, in particular to a device for applying medicine to the nasal cavity for otolaryngology care. Background technique [0002] Otorhinolaryngology is the surgical discipline that diagnoses and treats the ear, nose, pharynx, larynx, and related head and neck regions. With the advancement and development of science and technology, various medical disciplines have penetrated and promoted each other, expanding the scope of otolaryngology, ear microsurgery, ear neurosurgery, lateral skull base surgery, audiology and balance science, nasal endoscopic surgery, nasal surgery, etc. The emergence of neurosurgery (nose and skull base surgery), head and neck surgery, throat microsurgery, department of voice and speech disorders, and pediatric otolaryngology has greatly enriched the content of otolaryngology. [0003] When it is necessary to apply medicine to the upper part of the nasal cavity of the ENT de...

AI Technical Summary

Problems solved by technology

[0003] When it is necessary to apply medicine to the upper part of the nasal cavity of the ENT department, the existing method of applying medicine is usually sprayed directly through a medicine spraying device, resulting in a limited spraying range, poor medicine application effect, and the length of the nozzle cannot be adjusted during use, thus As a result, it is difficult to apply medicine deep in the nasal cavity, and it is inconvenient to use, and the existing medicine application device cannot adjust the amount of medicine when applying medicine, which is prone to insufficient or overdose of medicine, resulting in poor use effect and affecting the patient's health. Health recovery effect

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