Paper Title:

Selective Bone Formation on Hydroxyapatite-Granule-Implanted Titanium

Periodical Key Engineering Materials (Volumes 330 - 332)
Main Theme Bioceramics 19
Edited by Xingdong Zhang, Xudong Li, Hongsong Fan, Xuanyong Liu
Pages 459-462
DOI 10.4028/www.scientific.net/KEM.330-332.459
Citation Akira Watazu et al., 2007, Key Engineering Materials, 330-332, 459
Online since February, 2007
Authors Akira Watazu, Ying Zhe Li, Sadami Tsutsumi, Kazuaki Matsumura, Naobumi Saito
Keywords Bone Formation, Hydroxyapatite Granule, Implant, In Vivo, Poly(vinyl alcohol), TiAl, Titanium (Ti)
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Abstract

Hydroxyapatite (HA)-granule-implanted cylindrical titanium composites, which uniformly have HA granules on the curved surface, were formed by a hot pressing using HA-granuleimplantation system under the conditions of 1023 K, 1 h, 1960 N in vacuo. Cracks were not observed in the HA granules. The HA-granule-implanted titanium samples were implanted in a mandible of a dog. After 1 year, new thin bones like pillars were selectively structured on the HA granules with bone induction ability. The HA-granule-implantation technique is expected to be useful for designing shape of bone around titanium implant in order to match living bones.