不完善根管充填,是根管长度充填不足或者横径上有缝隙,也就是没有全部充满或者充填得不严密。根管漏治是指多根管牙,治疗或者充填时将个别根管遗漏掉,没有进行治疗或充填。不完善根管充填的缝隙和未充填空着的根管,滞溜组织液,成为细菌的培养基,引起再感染,继发根尖周炎或根尖 Imperfect root canal filling, filling the root canal length is insufficient or there is a gap in the transverse diameter, that is, not all filled or filled tightly. Root canal leakage refers to the treatment of multiple root canal, root canal treatment or filling individual omission, no treatment or filling. Imperfect root canal filling gap and not filling the empty root canal, stagnation tissue fluid, bacteria become the medium, causing re-infection, secondary root apical inflammation or root tip