Aichi Steel Corporation

Rudi Wigianto

Yoshinobu Honkura

Yasuhiro Takeuchi

Kazuo Arai

An implant overdenture system is used to fix an implant overdenture onto alveolar ridge by the support of implants. The implant overdenture has artificial teeth, a denture base, and magnetic assemblies. The implants each have an implant body and a keeper. A largest circumscribed circle diameter din an outer shape of a surface-to-be-attracted of the keeper is equal to or larger than &#x3c6;1.8 mm, and a largest diameter dof the implant body is equal to or larger than &#x3c6;1.2 mm and equal to or less than &#x3c6;3.5 mm, and these largest diameters have a relationship expressed by d/d&#x2264;1.5.

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Denpasar, Indonesia

Rudi Wigianto