一般牙的拔除,多无术后并发症。但对阴生齿、根分叉大、根弯曲、异常多根牙及根端骨质增生牙齿的拔除,因为手术难度较大,难免造成局部组织不同程度的损伤,而且手术时间长,口腔又是有菌环境,加之拔牙常在慢性炎症期或急性炎症后期的组织上进行,所以不但要有熟练的技术,术前还要有周密的准备,严格无菌操作,否则,易引起术后不良反应和创面 General tooth removal, no more postoperative complications. However, the shade teeth, root bifurcation, root bending, abnormal multi-root and root of bone hyperplasia tooth removal, because the operation is more difficult, it is inevitable to cause local tissue damage to varying degrees, and the operation for a long time, oral and Is a bacterial environment, combined with tooth extraction often in chronic inflammation or acute inflammation of the organization late, so not only have skilled techniques, but also have preoperative careful preparation, strict aseptic operation, or easily lead to postoperative adverse Reactions and wounds