Compared to gastroenteroscopy, electronic laryngoscopy is much more comfortable. The examination is more or less a little painful, but usually anesthesia, so you will not feel the pain. It may cause nausea and vomiting, so it is recommended to do it on an empty stomach. The laryngoscope is a stimulus to the throat, so try not to hiss, speak loudly or cough hard after the examination. Please do not be too nervous, the doctors who do the laryngoscopy in the big hospitals are formally trained and experienced technicians, and they will give you more detailed advice before doing the laryngoscopy.
Laryngoscopes are mainly divided into hose scopes and hard tube scopes, of which hard tube scopes, also known as dynamic laryngoscopes and strobe laryngoscopes, are mainly used to diagnose voice disorders, and can detect subtle lesions of the vocal cords, and during the examination, the doctor sits in a chair, and the doctor places the laryngoscope in the oral cavity to complete the examination. The hose mirror can be seated or lie down to accept the examination, the examination of the laryngoscope through the side of the nasal cavity (non-oral) into the pharynx, due to the hose mirror has been very thin, the thinnest diameter of only 2.6 mm, the examination of the comfort is very high, the vast majority of patients in the case of anesthesia without the need for the successful completion of the examination, the general examination time of about 3 minutes.
During the examination, when the laryngoscope enters the back of the nasal cavity from one side of the nasal cavity, the doctor will instruct to do swallowing or nasal inhalation to assist the laryngoscope to enter the pharynx smoothly. Examination of the vocal cords requires the use of the "clothes" sound to observe the movement and closure of the vocal cords. For some minor lesions, the doctor may need you to repeat the examination several times by stretching your tongue, puffing out your breath, and making the "clothes" sound to cooperate with the examination. The doctor may require you to repeat the process several times by stretching your tongue and making "clothes" sounds, etc. Breathing calmly and avoiding anxiety and fear during the examination can make the examination faster, smoother, and more comfortable.
From top to bottom, the laryngeal pencil, laryngoscope, and laryngeal pencil cartridge are shown in the figure, which is the length of the laryngoscope body.
The hospitals have to be larger and better equipped. Such hospitals are equipped with advanced equipment, fiberoptic tube is relatively thin, you can also directly shoot images. The doctor's skillful operation, fast. Small hospitals have to spray three times, trouble. Fasting 4h before the examination, so as to avoid vomiting during the examination; bring paper towels or towels and so on. Bring a tissue or towel or something to wipe when you vomit during the checkup. Relax, the doctor will guide you. Wish you all the best!