Anterior palatal plate with posterior palatalbar can not be used on the patient whose alveolar mucosa is not healthy.
缺牙区牙槽骨、黏膜条件较差者，应避免前腭板加后腭杆形式的大连接体。
2
Objective to investigate the dimensional changes of casting pure titanium palatalbar, clasp and crown seated on the abutment before and after automatic grinding.