DENTAL ATTACHMENT ASSEMBLY AND METHOD - Dental Patent Articles

DENTAL ATTACHMENT ASSEMBLY AND METHOD
European Patent Office
Patent number: CA2491494
Publication date: 2004-01-15
Inventor: MULLALY SCOTT [US]; ZUEST PAUL T [US]
Applicant: ZEST ANCHORS INC [US]
Classification:
- international: A61C8/00; A61C13/265
- european:
Application number: CA20032491494 20030618
Priority number(s): WO2003US19190 20030618; US20020190921 20020705
Abstract
A dental attachment assembly has an abutment member for attachment to a toot h root, implant, adjacent tooth, or bar, and a retention member for hinged engagement in a cap secures in a dental appliance. A skirt projects from one end of the cap for releasable snap engagement over an outer locating surface on the abutment member. The outer locating surface has at least two axially spaced retention surface for mating, snap engagement with corresponding spac ed snap engagement formations on the inner surface of the cap, to provide a stacked, external retention between the abutment and retention members.</SDO AB>