(IADS) How to Choose the Suitable Cement for Crown Cementation
Cementation is one of the most crucial phases in prosthetic reconstruction. It is a step that does not forgive mistakes. To ensure clinical success, all procedures must follow strict, evidence-based protocols. The key is to understand:What material is being cementedWhere it is being cemented (enamel, dentin, implant abutment, etc.)These factors determine the choice of cement and bonding strategy.🔹 Types of CementsCements are divided into two major categories:1. Water-based cementsZinc phosphateGlass ionomer (GI)2. Resin-based cements (most commonly used today)Total-etch (etch-and-rinse)Self-etchSelf-adhesiveRMGI (hybrid)Each has specific indications based on the clinical situation and restorative material.🔹 Material of the RestorationMetal / PFM / Use conventional or self-RMGIEtchable ceramics (e.g., lithium disilicate)Etch with hydrofluoric acidApply silaneUse resin cementNon-etchable ceramics (e.g., zirconia, alumina)Air-abrasion in 3Y and 4Y ZirconiaCeramic cleaners 10-MDP ceramic primer🔹 Surface Conditioning – Don’t Skip It!Silane → for etched glass ceramics10-MDP primer → for zirconia and non-etchable ceramics
By Radek Mounajjed
Free course on Cicero dental education platform.