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- W907157792 abstract "将β-磷酸三钙（β-TCP）与聚-L-乳酸（PLLA）复合得到PLLA／β-TCP复合材料。用注射成型方法制备出可吸收骨折内固定棒，然后通过分子量、质量变化、扫描电镜观察、弯曲强度变化和组织学方法等研究可吸收骨折内固定棒的体内降解过程。结果表明，降解初期聚乳酸的分子量有大幅度下降。重量损失滞后。随着降解的进行。可吸收棒表面逐渐粗糙，内部逐渐出现微孔和小“沟壑”．弯曲强度从初始的151MPa下降至12周的106MPa。组织学分析显示，PLLA／β-TCP复合材料具有良好的组织相容性。" @default.
- W907157792 created "2016-06-24" @default.
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- W907157792 date "2007-01-01" @default.
- W907157792 modified "2023-09-24" @default.
- W907157792 title "聚-L-乳酸／β-磷酸三钙复合物生物可吸收骨折内固定棒的体内降解和组织相容性" @default.
- W907157792 hasPublicationYear "2007" @default.
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