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1病例报告患者男,22岁。因左上颌第三磨牙颊向移位,经常咬伤颊部致黏膜溃疡,疼痛难忍而就诊。根据患者要求拔除此牙。常规2%盐酸利多卡因阻滞麻醉显效后,先用牙龈分离器分离牙龈,而后用牙挺挺松患牙。因牙挺的撬挺力量未能使患牙顺利脱位,使用拔牙钳夹住牙颈部,于颊舌侧、近远中来回用力摇动,但仍无法拔除患牙。此时患者出现烦躁不安,给予心理疏导嘱其平静。摄X线片,发现患牙颊、舌侧各有2个牙根,颊侧中间
A case report Male patient, 22 years old. Due to the left maxillary third molars cheek shift, often cheek buccal mucosal ulcers, pain and unbearable treatment. According to the patient’s request to remove the tooth. Conventional 2% lidocaine hydrochloride block anesthesia markedly effective, the first use of gum separator gum separation, and then very teeth with teeth quite Ting. Due to the teeth Tingti force did not make the tooth successfully dislocation, the use of dental forceps clamping teeth neck, in the buccal and lingual side, near and far in the hard rock back and forth, but still can not remove the affected teeth. Patients at this time irritability, psychological counseling to urge her calm. Photo taken X-ray film, found suffering from cheeks, lingual each have two roots, buccal side of the middle