retention cyst of bone 骨潴留囊肿
Conclusion Solid-compression process could obtain high initial and retention strength PLLA which could fit for the general bone internal fixation.
结论：固态压缩法可获得高初始强度和维持强度的PLLA，满足一般的骨内固定要求。
Objective: the application of extraoral implants for retention and supporting of bone-anchored auricular prostheses.
目的：应用颅面种植体解决义耳的支持与固位。
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