Nakanishi Dental Mfg. Co., Ltd.

Tetsuji Suzuki

A dental treatment device for forming a screw hole for embedment of an implant material by a tool attached to the dental treatment device contains a speed-reducing unit for decelerating rotation of an external electric motor and raising torque for transmitting rotation to the tool, and a clutch unit provided between the speed-reducing unit and the tool. The clutch unit contains a driving side clutch having a first indented surface on its forward side, a tool side clutch having a second indented surface on its rear side, and a spring for thrusting the driving side clutch towards the tool side clutch for axially mating the first indented surface and the second indented surface with each other.

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Utsunomiya, Japan

Tetsuji Suzuki