Patent ID: 6517349
Filing Date: 2003-02-11
Classification: A61C

Abstract:
A manual hand ratch reamer for a dentist, which is used for forming a cylindrical hole in an alveolar bone of a patient upon implementing dental implantation surgery, characterized in that the manual hand ratch reamer for a dentist comprises a front piece body, a rear piece body and a rotating driver which are connected one with another in a manner such that the rotating driver can be independently rotated with respect to the front piece body and the rear piece body; a reamer tip locking section of the rotating driver, to which a reamer tip is secured, includes connection means which is connected to the rotating driver by passing through the inside of the front piece body; and, when the rotating driver is rotated with respect to the front piece body, the front piece body is prevented from being rotated,wherein the front piece body is formed as a tubular segment, is gradually decreased in its diameter toward a front end thereof, and has, at the front end thereof, an end cap on which the reamer tip locking section is rotatably supported; and the front piece body and the rear piece body are inserted into a circumferential inner wall of the rotating driver in a manner such that they are rotatably supported by the rotating driver.