| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an artificial bone which aims at achieving firm association with a biological bone tissue at an early stage and makes the engrafting of a cell tissue quickly occur regarding members for the artificial bone and an artificial joint. <P>SOLUTION: The member for the artificial bone is provided with openings as the space for supporting mesenchymal stem cells or osteoblasts having a hole diameter in the range of 75 μm to 500 μm in the ratio of more than 70% of a whole opening area, indentations having a radius of curvature in the range of 37.5 μm to 250 μm in the ratio of more than 70% of a whole indentation area, or the sum of the openings having a diameter in the range of 75 μm to 500 μm and the indentations having a radius of curvature in the range of 37.5 μm to 250 μm in the ratio of more than 70% of a whole area of the opening and indentation. <P>COPYRIGHT: (C)2008,JPO&INPIT |
