An impression system comprises an impression cap for transferring an end, protruding from a human tissue structure, of an implant which is fitted in the human body, including possible superstructures, to a master cast, which is called position S hereafter. The outwardly directed implant end has an undercut contour on its outside. The invention is characterized in that the impression cap has a geometry which complements the undercut contour and engages therein.

Title
Impression system for an implant end protruding from the human tissue structure
Application Number
086101108
Publication Number
332774
Application Date
January 31, 1997
Publication Date
June 1, 1998
Inventor
Roger Tschirky
Reto Baumgartnr
Vincenzo Grande
Assignee
Institut Straumann
IPC
A61C 013/03
A61B 017/58