Abstract:

Abstract：Tooth extraction is the most common and basic oral surgery， with which bleeding is a normal complication. Due to the oral cavity's unique anatomical structure and physioloical environment， major hemorrhage can occur if attentions are inadequate during inquiry， operation， and postoperative treatment of preoperative extractions. This may lead to the death of patient. This paper， by introducing the causes and the precautions of tooth extraction hemorrhage resulted from local factors， helps doctors recognise the importance of bleeding and its appropriate handling， making the clinical operation process more standardized and predictable.

Key words: tooth extraction, complication, bleeding

摘要：

拔牙术是口腔外科最常见、最基本的手术，出血是常见的并发症之一。由于口腔有着独有的解剖结构和生理环境，如果医生在拔牙围手术期的问诊、术中操作、术后处理等各个环节未加以重视，可能会引起严重的出血，甚至导致患者的死亡。本文通过介绍局部因素导致拔牙出血的原因及其防治，帮助医生认识到拔牙出血的重要性并能正确处理此类并发症，使其临床手术过程更加规范和具有可预见性。

关键词: 牙拔除术, 并发症, 出血