Phase transformation and fracture load of stock and CAD/CAM-customized zirconia abutments after 1 year of clinical function.
Ulf SchepkeMarco M M GresnigtWesley R BrowneShaghayegh AbdolahzadehJoey NijkampMarco S CunePublished in: Clinical oral implants research (2019)
After 1 year of clinical service, no difference in fracture strength of the CAD/CAM-customized zirconia implant abutments could be demonstrated, whereas the stock zirconia abutments decreased considerably in fracture strength. No substantial tetragonal-to-monoclinic transformation was observed.