Invention Grant
US08931171B2 Method of manufacturing an orthodontic bracket having a laser shaped green body 有权
制造具有激光形状的生坯的正畸托架的方法

Method of manufacturing an orthodontic bracket having a laser shaped green body
Abstract:
A green metal body includes metal particles and a binder in the shape of an orthodontic bracket and/or base plate. The green metal body is fabricated by being laser-cut with a laser to shape the green metal body into the shape of an orthodontic bracket and/or to carve recesses and/or undercuts into the bonding surface of the bracket. The green metal body is sintered to shrink its volume into a denser and less porous sintered metal body configured to be an orthodontic bracket. The resultant sintered orthodontic bracket includes recesses and/or undercuts in the bonding surface to provide a mechanical aspect when bonded to a tooth.
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