A 7.5-year randomized controlled clinical study comparing cemented and screw-retained one-piece zirconia-based implant-supported single crowns.

Riccardo D KrausJenni HjerppeNadja Naenni Marc Balmer Ronald Ernst Jung Daniel Stefan Thoma

Published in: Clinical oral implants research (2024)

One-piece zirconia-based single crowns on two-piece dental implants exhibited a high rate of technical and biological complications at 7.5 years of follow-up. Cemented restorations revealed significant higher rates of bleeding on probing and total complications compared to screw-retained restorations.

Keyphrases

total knee arthroplasty
total hip
double blind
risk factors
open label
placebo controlled
phase iii
clinical trial
single cell
single molecule
molecular dynamics simulations
finite element analysis
soft tissue
study protocol