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下颌阻生智齿拔除并发下颌骨骨折者少见,我科收治二例,报告如下: 例1张某,男,30岁。因阻生于1990年7月3号在某院于局麻下行阻生牙拔除术(术前未拍X光片),在用力挺出患牙时突然听到断骨声,即停止拔牙。检查发现下颌骨体活动异常,随转来我院。查体所见:张口轻度受限,低位垂直阻生,周围软组织充血水肿,牙槽骨去除不多。左下颌骨侧位X光片检查:示骨折线由间斜向下颌角,无明显错位。患者入院后即日在局麻下去除部分骨组织,顺利将拔除,见阻生牙为双根,根端肥大。缝合拔牙创,在下颌角下方2cm处作一长约7cm
Mandibular impacted wisdom tooth removal complicated by mandibular fractures are rare, our department admitted two cases, the report is as follows: Example 1 Zhang, male, 30 years old. Due to the obstruction in July 3, 1990 in a hospital at the local anesthesia implants debridement (preoperative radiograph did not take), forced out of the teeth suddenly heard when the broken bone sound, that is, to stop tooth extraction . Check found abnormal mandibular body activity, with the transfer to our hospital. Physical examination findings: mouth slightly limited, low vertical occlusion, congestion and edema around the soft tissue, alveolar bone removed. Left X-ray examination of lateral mandible: The fracture line was inclined to the mandibular angle with no obvious dislocation. Immediately after admission, patients under local anesthesia to remove part of the bone tissue, the smooth removal, see Residual teeth as double root, root hypertrophy. Toothed suture, mandibular angle at the bottom of 2cm for a length of about 7cm