drinking water ventilation

The drinking water ventilation method is also called the Politzer method. The patient took a sip of water. The doctor stuffed the olive head at the front end of the boehmite into the front nostril on one side of the subject, and the other anterior nostril pressed it with his fingers. The patient then swallowed the water, and the doctor quickly pressed the rubber ball while swallowing. When the eustachian tube function is normal, the soft palate is lifted, the nasopharyngeal cavity is closed, and the eustachian tube is opened. The air that is pressed into the nasal cavity from the ball can escape into the tympanic cavity. The doctor can hear the tympanic membrane vibration from the auscultation tube. . This method is mostly used in children and uncooperative adult patients. Basic Information Specialist classification: growth and development check classification: biochemical examination Applicable gender: whether men and women apply fasting: not fasting Tips: Not suitable for people: nosebleeds, pus, ulcers, new organisms in the nose or nasopharynx. Normal value The tympanic membrane vibration can be heard from the auscultation tube. Clinical significance Abnormal results can not be heard from the auscultation tube tympanic vibration. Need to check patients with obstruction of the eustachian tube stenosis. Precautions Unsuitable for people: nosebleeds, pus, ulcers, new organisms in the nose or nasopharynx, acute infection in the upper respiratory tract. Contraindications before inspection: Pay attention to rest and protect your nose from injury. Taboo during examination: Obey the doctor's arrangement, and those with excessive nasal secretions should be removed first. The olive head at the front end of the Boehmite is moderately placed on the subject. Inspection process The patient took a sip of water. The doctor stuffed the olive head at the front end of the boehmite into the front nostril on one side of the subject, and the other anterior nostril pressed it with his fingers. The patient then swallowed the water, and the doctor quickly pressed the rubber ball while swallowing. When the eustachian tube function is normal, the soft palate is lifted, the nasopharyngeal cavity is closed, and the eustachian tube is opened. The air that is pressed into the nasal cavity from the ball can escape into the tympanic cavity. The doctor can hear the tympanic membrane vibration from the auscultation tube. .