The tonsillar crypt cleaning is a method of cleaning tonsillar crypt stones, which are not used a lot at present, but are also used. tonsillar stones are mainly located inside the tonsillar crypt, and some stones are buried deeper, so they can be treated with tonsillar crypt irrigation, which has the following steps: 1. the doctor has to perform surface anesthesia on the tonsillar surface of the patient’s throat. 2. When rinsing the tonsillar fossa, use an injection needle, remove the tip of the needle, apply saline to the tonsillar fossa, rinse slowly, not too fast to avoid choking and coughing when a large amount of saline enters the throat, when rinsing the rinse solution is best aimed at the tonsillar fossa When rinsing, it is best to aim the rinsing solution at the tonsillar crypt, flush the stones in the tonsillar crypt, loosen the stones and then let the patient spit them out through the mouth. During the process of crypt irrigation, it is recommended that the patient pay attention to the process, and it is not recommended for children, nor for elderly people with poor gag reflexes, as it can easily lead to choking and coughing.