下颌阻生智齿的摘除手术是比较困难的,一般操作复杂,手术时间长,术中术后并发症亦多;而手术中的并发症一牙体推入邻近间隙是一种手术意外,虽不多见,但一旦发生,有时取出困难。若不予取出,则成为异物,导致反复发作邻近间隙的感染,或慢性化脓性瘘管。二十多年来,笔者经治这种并发症五例,其中一例为陈旧性的,余四例为即时性的。典型病例介绍如下:例一男,36岁。患者於六年前因右下颌智齿萌出困难,反复发作冠周炎,在某医院施行摘除手术。据称当时已拔除该牙,但二个月后,右颌下反复肿胀,经消炎治疗,多次切开排脓,形 Mandibular impacted wisdom tooth removal surgery is more difficult, the general operation is complicated, the operation time is long, intraoperative and postoperative complications are also more; and the complications of surgery a tooth into the adjacent gap is a surgical accident, though not More common, but in the event, sometimes remove the difficulties. If not removed, become foreign body, resulting in recurrent episodes of infection near the gap, or chronic suppurative fistula. For more than two decades, the author of this complication of governance in five cases, one of which is old, and the remaining four cases of real-time. Typical cases are described below: A male, 36 years old. Six years ago, his patients suffered from eruption of their right lower jaws with repeated attacks of pericoronitis and surgery in a hospital. Allegedly removed the tooth at that time, but two months later, the repeated repeated swelling of the right mandibular, anti-inflammatory treatment, multiple incision pus, shaped