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公开(公告)号：US12029450B2
公开(公告)日：2024-07-09
申请号：US18266639
申请日：2021-11-29
申请人： NITTO SEIKO CO., LTD. , KYOTO PREFECTURAL PUBLIC UNIVERSITY CORPORATION , Wook-Cheol Kim , NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF TOYAMA
发明人： Masakazu Ishihara , Yoshimitsu Ueno , Tomoaki Murata , Yukito Otsuki , Yusuke Kobayashi , Yoshinobu Oka , Wook-Cheol Kim , Tetsuo Aida , Sadami Tsutsumi
CPC分类号： A61B17/58 , A61L31/022 , A61B2017/00004
摘要： To ensure that a biodegradable medical implement dissolves in vivo at an appropriate dissolution rate. The biodegradable medical implement of the present invention is formed of a magnesium material, and, at least in one transverse section, a layer of magnesium crystal grains in which a (0001) plane in a hexagonal crystal structure is oriented toward a surface side is continuous over an entire circumference.
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公开(公告)号：US20240041497A1
公开(公告)日：2024-02-08
申请号：US18266639
申请日：2021-11-29
申请人： Wook-Cheol Kim , Sadami Tsutsumi , NITTO SEIKO CO., LTD. , KYOTO PREFECTURAL PUBLIC UNIVERSITY CORPORATION , NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF TOYAMA
发明人： Masakazu Ishihara , Yoshimitsu Ueno , Tomoaki Murata , Yukito Otsuki , Yusuke Kobayashi , Yoshinobu Oka , Wook-Cheol Kim , Tetsuo Aida , Sadami Tsutsumi
CPC分类号： A61B17/58 , A61L31/022 , A61B2017/00004
摘要： To ensure that a biodegradable medical implement dissolves in vivo at an appropriate dissolution rate. The biodegradable medical implement of the present invention is formed of a magnesium material, and, at least in one transverse section, a layer of magnesium crystal grains in which a (0001) plane in a hexagonal crystal structure is oriented toward a surface side is continuous over an entire circumference.
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