The goal of this clinical trial is to study the effect of transcutaneous auricular vagus nerve stimulation on perioperative blood pressure. The main question it aims to answer is: •Wether the transcutaneous auricular vagus nerve stimulation have advantages in perioperative blood pressure elevation. Participants will sign an informed consent form, collaborate with data collection, and are randomly divided into two groups(1:1) to accept the intervention measures from corresponding groups. Researchers will record the perioperative blood pressure and compare intervention group with sham group to see if there is any difference in perioperative blood pressure.