Patent ID: 9668833
Date: 2017-06-06
CPC Classifications: A61C,F04C

Claim:
1. An abutment, comprising: a ceramic part; and a metal adapter removably attachable to the ceramic part, wherein the metal adapter has a conical connection interface adapted to attach to a dental implant, wherein the metal adapter comprises at least one flexible arm with a protrusion adapted to press against a side wall or snap into any corresponding recess of the ceramic part to secure the metal adapter to the ceramic part in the coronal-apical direction, wherein the metal adapter comprises at least one convex surface adapted to abut against at least one corresponding concave surface of the ceramic part to prevent rotation between the ceramic part and the metal adapter, wherein the metal adapter at its coronal end has a central protruding portion which is adapted to be received in a central apical recess of the ceramic part, and wherein said central protruding portion accommodates said at least one convex surface and said at least one flexible arm is housed within said central protruding portion.