The Columbus Bridge Protocol is a surgical and prosthetic protocol developed by the University of Genoa for the treatment of complete edentu lism with implants. Founded on the same principles as the Novum Protocol, "The Columbus Bridge Protocol" provides for the realization of a full-arch, screw-retained provisional prosthesis within 24 hours of implant placement surgery. The authors detail the biologic principles on which the protocol is based, all related surgical, laboratory, and prosthetic phases, and the experi mental studies that led to its use. It is accompany bring DVD that presents a complete clinical case.