Components for improved impression making - Pending Dental Patent Applications

Components for improved impression making
USPTO Patent Full-Text and Database
Halldin, Anders ; et al.
US Patent Application: 20040234926
Publication Date: November 25, 2004
Kind Code: A1
Inventors: Halldin, Anders; (Goteborg, SE) ; Engstrom, Kent; (Malmo, SE)
Correspondence Name and Address: BIRCH STEWART KOLASCH & BIRCH
PO BOX 747
FALLS CHURCH
VA
22040-0747
US
Assignee Name and Adress: ASTRA TECH AB
Serial No.: 879087
Series Code: 10
Filed: June 30, 2004
U.S. Current Class: 433/173
U.S. Class at Publication: 433/173
Intern'l Class: A61C 008/00
Abstract:
The invention relates to components for an improved system for pick-up impression making at a dental implantation site, including an abutment, an abutment replica and an impression coping. The invention also relates to a series of abutments and to a set comprising an abutment and an impression coping. The abutment includes an implant contacting region and a component support region, the component support region has a maximum diameter and extends coronally of the maximum diameter to a coronal end. The component support region also includes a component engagement arranged for releasable engagement with the component by linear displacement of the dental component in relation to the abutment. The component engagement is located at a position closer to the maximum diameter than to the coronal end of the component support region.