将b头PRF膜往下翻,它末端事先冲一个洞(punch a hole using sterilized rubber dam punch),插入基台(图十(粉红色)),这样PRF膜不移位,牢靠地固定骨粉(红圆圈),
牢靠植骨法 Last Next
Xin Wei, DDS, PhD, MS 1st edition 01/14/2021, last revision 01/14/2021