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Oral Health News
It is important for the clinician who is restoring an implant, whether it be with a single crown, a fixed or removable prosthesis, to understand the mechanics of a threaded fastener or a screw and why screws may become loose. The prevalence of screw loosening has been reported to be between 5 and 8.8% after five years of function. 1,2 Multiple factors may contribute to screw loosening including: “inadequate torque delivery, embedment relaxation, inadequate prosthesis fit, poorly machined components, excessive loading, screw design, and restoration design.” 3 When two components, an abutment and implant are joined together by a threaded fastener, a screw, they may be referred to as a bolt or screw joint assembly.
Every patient with extreme tooth wear has unique treatment needs, and all of these needs may not be addressed specifically in this article. The general guidelines for treatment of these patients include the following: 1. A comprehensive examination, including a thorough medical and dental history, orofacial and dental clinical examination, dental radiographs, TMD screening history and examination, impressions and jaw relation records for mounting casts in a semi-adjustable articulator, 2.
Introduction This article discusses a novel protocol to deliver a full-arch immediate fixed provisional prosthesis, which is clinically accurate and predictable. Detailed steps are outlined and documented that enables conversion of the provisional into a fixed screw-retained final prosthesis after healing and the osseointegration of the dental implants. Case Presentation A 58-year-old female patient was referred to the office for “a new smile”.
A Crisis of Trust In a Gallup poll taken in November 2012, Americans were asked to rate service providers, including dentists, on ethical standards and honesty. Among health professionals, nurses came out on top with 85 percent of respondents rating them “high” or “very high”, followed by pharmacists at 75 percent, medical doctors at 70 percent and dentists at 62 percent. Chiropractors and psychiatrists trailed badly, with only about 40 percent of respondents giving them high marks for ethics.
I remember my first days as a new dentist and my introduction to the great debate over amalgam restorations vs. composite restorations. Today, we no longer place an amalgam or resin restoration without having a discussion with our patients over the advantages and disadvantages, strengths and weaknesses of amalgam vs.
Orofacial Therapeutics, LP announced today that its premier product, QuickSplint®, will now be available for sale through three new distribution partners: Ultimate Dental, Excellence in Endodontics, and Surgical Tools, Inc. QuickSplint is an interim dental splint that can be fabricated quickly and easily in the dental practice.