Nikon Corporation

Nobuhiro Tanaka

Norio Kaneko

Masaaki Mochida

A cylinder-type endosseous implant having a collar portion and a main type body portion formed under the collar portion. The implant also has screw threads, wherein the height of said screw threads is 0.2 to 0.4 mm; the pitch of said screw threads is 0.8 to 1.7 mm and the rising angle of said screw threads is determined to be at least 50.degree. and less than 90.degree.. The rising angle is defined to be the angle made by a root surface of the main body portion and the straight line which could be drawn from the top of a screw thread to the bottom of the same screw thread.

Growing community of inventors

Zama, Japan

Nobuhiro Tanaka