Example of the indirect method – Ivoclar Vivadent CosmoPost User Manual
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Example of the indirect method
Anterior trauma affecting teeth 23, 22, 21, and 11 (FDI) (ADA: 11, 10, 9, 8)
Standardized canal preparation with root canal burs*
Permanently incorporated ceramic build-ups with ComoPost. The preparation margin is located approx
2–3 mm below the build-up.
Situation after the incorporation of the all-ceramic crowns (IPS Empress).
Preparation for the impression using impression posts**
Pre-drilling with a root canal reamer (eg Gates-Glidden or Peeso from Brasseler)
* It must be noted that a 1.7-mm root bur was used for pre-drilling in tooth 23, 21 and 11(FDI)
(ADA: 11, 9, and 8), while a 1.4-mm root bur was used for tooth 22 (FDI) (ADA: 10).
** The original picture has been modified to show the impression posts.
Clinical pictures courtesy of
Dr D Edelhoff, Aachen, Germany