Air abrasion of zirconia resin-bonded fixed dental prostheses prior to adhesive cementation: why and how?

Ultrasonic cleaning of the RBFDP in ethanol for 10 min. The remnants of loose particles after air abrasion may impair wettability of the silane or the primer and the subsequently applied adhesive resin. Ultrasonic cleaning eliminates such remnants best.3 a Professor, University of Zurich, Dental Materials Unit, Center for Dental and Oral Medicine, Clinic for Fixed and Removable Prosthodontics and Dental Materials Science, Zurich, Switzerland.