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A 64-year-old man has a loose FPD at #2-4. After discussion, he agrees to have it removed for implant at #3 (Fig.1)，探查. 现有植体不是种歪就是太浅，所以这次拍摄CT，取模制作导板。撤桥好处是减少CT折射，之后制作临时牙桥，让病人舒服些，后来起到重大作用。右下6术后半年。
Xin Wei, DDS, PhD, MS 1st edition 07/03/2019, last revision 03/07/2021