PROBLEM TO BE SOLVED: To provide a fibrous artificial bone that has excellent mechanical strength, biocompatibility and a strontium ion sustained-releasing function, and is high in bone regeneration efficiency, and a method for producing the same.SOLUTION: The present invention provides a fibrous artificial bone that is an assembly of bioabsorbable fiber having a composition comprising an apatite fine particle comprising strontium and a polylactic acid copolymer on its surface and a method for producing the same.SELECTED DRAWING: None【課題】力学的強度に優れ、生体親和性とストロンチウムイオンを徐放する機能を備え、骨再生の効率が高い繊維状人工骨及びその製造方法を与えること。【解決手段】ストロンチウムを含むアパタイト微粒子とポリ乳酸共重合体とを含有する組成物を表面に有する生体吸収性繊維の集合体である繊維状人工骨及びその製造方法を用いる。【選択図】なし
