US 12,186,456 B2
Artificial bone and manufacturing method of artificial bone
Satoshi Hamaguchi, Kyoto (JP); Tomoko Deguchi, Ibaraki (JP); Satoshi Sugimoto, Nara (JP); Takashi Kaito, Osaka (JP); Hideki Yoshikawa, Osaka (JP); and Chieko Asamori, Hyogo (JP)
Assigned to Osaka University, Osaka (JP); and Aimedic MMT Co., Ltd., Tokyo (JP)
Appl. No. 17/266,382
Filed by OSAKA UNIVERSITY, Suita (JP); and Aimedic MMT CO., LTD., Tokyo (JP)
PCT Filed Aug. 5, 2019, PCT No. PCT/JP2019/030787
§ 371(c)(1), (2) Date Feb. 5, 2021,
PCT Pub. No. WO2020/031988, PCT Pub. Date Feb. 13, 2020.
Claims priority of application No. 2018-150717 (JP), filed on Aug. 9, 2018.
Prior Publication US 2021/0290827 A1, Sep. 23, 2021
Int. Cl. A61L 27/56 (2006.01); A61L 27/10 (2006.01); A61L 27/34 (2006.01)
CPC A61L 27/56 (2013.01) [A61L 27/10 (2013.01); A61L 27/34 (2013.01); A61L 2430/02 (2013.01)] 8 Claims
 
1. An artificial bone comprising:
a base material containing porous ceramics provided with mutually interconnected pores;
a carbonaceous thin film formed by plasma CVD or CVD in general using nitrogen, hydrocarbon and inert gas on an outer surface of the base material and wall surfaces of the pores; and
functional groups including amino groups provided over the entire thickness of the film on a surface and in an interior of the carbonaceous thin film.