There are several advantages of telescopic retainer: These retainers provide adequate retention and proper stress distribution and satisfy the esthetic requirements by eliminating standard metal clasp.
英
美
- 套筒冠有不少的優(yōu)點(diǎn):可以提供足夠的固位力,使應力合理地分散在支持組織,同時(shí)由于沒(méi)有卡環(huán),滿(mǎn)足了患者對美觀(guān)的要求。
