title: Screw versus cemented implant supported restorations.
abstract: Implant supported restorations can be attached to implants with screws or can be cemented to abutments which are secured to implants with screws. Screw retained implant restorations are the authors' preferred method of securing restorations to implants. This article will be written from this perspective and the advantages and disadvantages of each method of retention will be discussed under the following headings: Aesthetics, Retrievability, Retention, Implant placement, Passivity, Provisionals, Occlusion, Immediate loading, Impression procedures, Long term treatment planning.
authors.affiliation: Restorative Dentistry, Director of Implant Dentistry at the University of Southern California School of Dentistry / Private Prosthodontics Practitioner, Pasadena, California.
authors.forename: W
authors.initials: W
authors.lastname: Chee
authors.affiliation: Section of Fixed Prosthodontics and Operative Dentistry, University of Southern California School of Dentistry / Private Prosthodontics Practitioner, Burbank, California.
authors.forename: S
authors.initials: S
authors.lastname: Jivraj
mesh_terms: D002484:Cementation; D003758:Dental Implantation, Endosseous / Q000379:methods; D003766:Dental Occlusion; D017267:Dental Prosthesis Design; D017268:Dental Prosthesis Retention / Q000295:instrumentation* / Q000379:methods*; D019094:Dental Prosthesis, Implant-Supported; D003794:Dental Restoration, Temporary; D003799:Dental Stress Analysis; D020878:Device Removal; D004955:Esthetics, Dental; D006801:Humans