The examiner needs general anesthesia to do painless gastroscopy, and after waking up, the consciousness is blurred and the body is weak, so the examiner needs to be accompanied in order to avoid accidents. Painless gastroscopy requires general anesthesia, after waking up, there will also be a sense of dizziness, walking needs to be supported, the examiner is in a state of fuzzy consciousness, walking on their own is very easy to fall and cause life-threatening injuries, if the examiner has not been hospitalized, the journey home needs to be accompanied by someone who can not drive the examiner is similar to the state of drunkenness. In addition, there is a possibility to take biopsy in the process of endoscopy, and the examiner can’t send it to the hospital by himself, he needs to send it to the hospital by his family members to pay the fee to speed up the progress of the examination, and to reduce the burden of the examiner and to avoid the occurrence of accidents.