Research and development of the ideal artificial bone-substitute materials to replace autologous and allogeneic bones for repairing bone defects is still a challenge in clinical orthopedics.Recently,poly(lactic-co-gly...Research and development of the ideal artificial bone-substitute materials to replace autologous and allogeneic bones for repairing bone defects is still a challenge in clinical orthopedics.Recently,poly(lactic-co-glycolic acid)(PLGA)-based artificial bone-substitute materials are attracting increasing attention as the benefit of their suitable biocompatibility,degradability,mechanical properties,and capabilities to promote bone regeneration.In this article,we comprehensively review the artificial bone-substitute materials made from PLGA or the composites of PLGA and other organic and inorganic substances,elaborate on their applications for bone regeneration with or without bioactive factors,and prospect the challenges and opportunities in clinical bone regeneration.展开更多
基金This study was financially supported by the National Natural Science Foundation of China(Grant Nos.51973216,51873207,51803006,and 51833010)the Science and Technology Development Program of Jilin Province(Grant No.20200404182YY)+1 种基金the Youth Innovation Promotion Association of the Chinese Academy of Sciences(Grant No.2019005)the State Key Laboratory of Advanced Technology for Materials Synthesis and Processing(Wuhan University of Technology)(Grant No.2020-KF-5).
文摘Research and development of the ideal artificial bone-substitute materials to replace autologous and allogeneic bones for repairing bone defects is still a challenge in clinical orthopedics.Recently,poly(lactic-co-glycolic acid)(PLGA)-based artificial bone-substitute materials are attracting increasing attention as the benefit of their suitable biocompatibility,degradability,mechanical properties,and capabilities to promote bone regeneration.In this article,we comprehensively review the artificial bone-substitute materials made from PLGA or the composites of PLGA and other organic and inorganic substances,elaborate on their applications for bone regeneration with or without bioactive factors,and prospect the challenges and opportunities in clinical bone regeneration.