复位前用2%普鲁卡因于双侧颞颌关节周围和咀嚼肌群作局部封闭麻醉,病员座位放低,复位术由两位医生同时进行。助手:站在病员对面,将双手拇指进入口腔内平置于病员下颌两侧磨牙区,拇指下各垫一纱布块。根据杠杆原理,此处(即双侧)为支点,用双手拇指在此处强力下压,余指放松贴附在两侧面颊部。 Before the reset with 2% procaine due to bilateral temporomandibular joint and chewing muscle for local anesthesia, the patient's seat lower, reduction by the two doctors at the same time. Assistant: Standing opposite the patient, his thumb into the oral cavity placed on both sides of the lower jaw in the patient's molar area, the thumb under a pad of gauze. According to the principle of leverage, here (ie, both sides) as the fulcrum, strong pressure with both thumbs here, leaving loose attached to the cheeks on both sides.