the Effect of Transcutaneous Electrical Acupoint Stimulation on Postoperative Gastrointestinal Dysfunction After Urological Laparoscopic Surgery

Inclusion Criteria: * Age \> 18 years * BMI \< 28 kg/m2 * ASA classification is I-III grade * Preoperative pathological diagnosis is clear * Laparoscopic surgury in urology under general anesthesia as a * The patient has normal comprehension ability, and the patient or their family members can cooperate in filling out the questionnaire * Voluntary to sign the informed consent form Exclusion Criteria: * Not meeting the above standards * Having severe heart, lung or cerebrovascular diseases (such as severe coronary heart diseases, valve diseases, respiratory failure, cerebral hemorrhage, cerebral infarction, etc.) * Having taken analgesic and gastrointestinal motility drugs before the operation * Contraindications for TEAS (having electronic devices in the body， skin damage or infection at the stimulation site) * Previous history of TEAS or electro-acupuncture treatment * Previous history of long-term gastrointestinal motility disorders