| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a dental implant which can surely prevent elution of metal when the dental implant is applied inside an oral cavity, and also surely prevent the occurrence of inappropriateness (looseness or the like) when the dental implant is attached.SOLUTION: A dental implant 10 includes: a titanium member 21 formed of a sintered body of titanium or titanium alloy; and a ceramic member 22 made of oxide ceramics. The titanium member has a recessed part 212, and the ceramic member has a projecting part 222 fitted into the recessed part. The projecting part has a part gradually increased in cross sectional area as it goes toward the deep part of the recessed part. The titanium member is sintered in the state of being fitted into the ceramic member so as to be fixed and integrated with the ceramic member.</p> |
