复盖托牙能更好的保存余留牙槽嵴,增加活动托牙的支持,稳定和固位作用等优点。复盖基牙的存在,使复盖托牙得到较好的支持与稳定;复盖基牙的应用使许多不能保留的牙齿保留下来,避免了在牙齿拔除后牙槽嵴失去功能刺激而吸收,并且由于复盖基牙的存在减轻了托牙对软组织和剩余牙槽 Cover toothache to better preserve the residual alveolar ridges, increase the activities of dental care support, stability and retention advantages. The existence of the covering abutment makes the covering denture get better support and stability. The application of the covering abutment keeps many teeth that can not be preserved, avoids the loss of functional stimulation of the alveolar ridge after tooth extraction, And reduces the denture to soft tissue and remaining alveoli due to the presence of the covering abutment