Clinical outcomes of implants placed in ridge-preserved versus nonpreserved sites: A 4-year randomized clinical trial.
Simone MarconciniEnrica GiammarinaroGiacomo DerchiFortunato AlfonsiUgo CovaniAntonio BaronePublished in: Clinical implant dentistry and related research (2018)
Ridge preservation was more effective than natural healing in preserving marginal bone and in achieving better esthetic outcomes around implants 4 years after placement. The cortical porcine bone showed better clinical outcomes than collagenated corticocancellous porcine bone.