Objective To Investigate the stress adaptability of freeze-dried bone allograft.
目的探讨冻干同种异体骨的应力适应性。
BACKGROUND:Freeze-dried bone has strong immunogenicity due to insufficient removal of xenoantigen.
背景:骨衍生材料中冻干骨异抗原去除不充分,免疫原性强烈;
Eight cases with dried bone allograft particles recovered within an average period of 5 months(3-9 months) .
患者均未见骨溶解,干燥同种异体颗粒骨融合时间3~9个月,平均5个月。
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