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A chip camera at the tip of the endoscope – this has now replaced the coaxial optic fibers of older scopes that were prone to damage and consequent loss of picture quality Air/water channel to clean the lens using the water and air channel for drying the lens itself and to insufflate the esophagus and the stomach during the operation to ...
Adolf Kussmaul was fascinated by sword swallowers who would insert a sword down their throat without gagging. This drew inspiration to insert a hollow tube for observation; the next problem to solve was how to shine light through the tube, as they were still relying on candles and oil lamps as light sources.
Before inserting the probe, mild to moderate sedation is induced in the patient to ease the discomfort and to decrease the gag reflex. Usually a local anesthetic spray (e.g., lidocaine, benzocaine, xylocaine) is used for the back of the throat or as a jelly/lubricant anesthetic for the esophagus. Sedation and anesthesia are required to make the ...
In the NBC News interview, Welker asked Trump if his plan was to deport everyone without legal status. "I think you have to do it," Trump said. "It’s a very tough thing to do. You know, you have ...
Health officials in California are alerting consumers of a voluntary recall of a batch of cream top, whole milk that was produced by Raw Farms, LLC, in Fresno County after bird flu was detected in ...
Rabbi Zvi Kogan, a Chabad emissary, is feared dead after "terrorist involvement" was found related to his disappearance Thursday. Israeli and Emirati officials are investigating.
Colonoscopy (/ ˌ k ɒ l ə ˈ n ɒ s k ə p i /) or coloscopy (/ k ə ˈ l ɒ s k ə p i /) [1] is a medical procedure involving the endoscopic examination of the large bowel (colon) and the distal portion of the small bowel.
The pharyngeal reflex or gag reflex is a reflex muscular contraction of the back of the throat, evoked by touching the roof of the mouth, back of the tongue, area around the tonsils, uvula, and back of the throat.