MTA Angelus is a super treatment for accidents and endodontic complications. Ions Calcium Release: Enhances formation of mineralized tissues; provides biological seal of perforations and total repair of damaged periradicular tissues. Biological action: Capable of inducing neoformation of periradicular cementum, Easy to use: does not lose properties due to moisture of oral tissues, High alkalinity: Bactericidal, Low solubility: Does not disintegrate, Biocompatible to oral tissues: Low inflamatory response, Adequate compressive strength: Can be used as base restoration material, More radiopaque than dentin and bone: Easy radiograph visibility, Setting time of 15 minutes: Possibility of immediate restoration.