mandibular segmental defect 下颌骨节段性缺损
segmental defect 骨干缺损
Segmental bone defect 骨缺损 ; 节段性骨缺损
segmental mandibular defect 下颌骨节段缺失
large segmental bone defect 大段骨缺损
segmental load bearing bone defect 节段性负重骨缺损
大段骨缺损；
Purpose: The evaluation of repair of a segmental diaphyseal defect with the coralline hydroxyapatite (CHA) using 99m Tc MDP bone dynamic imaging.
目的：应用核素骨显像观察不同骨移植物对实验动物骨干缺损修复的动态过程，评价术后不同时期移植骨成活状态。
Objective to develop a new kind of bone substitute material mimicking natural bone matrix in both composition and microstructure, applying to repair segmental defect.
目的研制在成分和结构上与天然骨基质高度仿生的新型材料，应用于节段性骨缺损的修复。
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