نتایج جستجو برای: dental abutment
تعداد نتایج: 170430 فیلتر نتایج به سال:
Purpose: In this study, we aimed to compare the marginal fit of fixed dental restorations fabricated with provisional prosthesis scanning technique versus a conventional impression and determine effect both variables on accuracy outcome. Materials Methods: Twelve identical polyurethane edentulous maxillary models were equally divided into two groups: control (conventional group) test (provision...
A technique elucidating the retrieval of an adhered cover screw in a dental implant - a case report.
Dental implants have become one of the most popular and rapidly growing techniques for replacing missing teeth. While their predictability, functionality, and durability make them an attractive option for patients and clinicians alike, complications can arise at any stage from patient assessment to maintenance of therapy. Failure of dental implants not only occurs due to biological factors, lik...
OBJECTIVES An increasing aesthetic demand within developed populations conducted to the fabrication of metal-free restorations and to a wide use of ceramic materials, due to its excellent characteristics of biocompatibility and aesthetics. With the incessant increase of commercial labels involved in this technological advance, a review is imposed on ceramic abutments, specifically on zirconia. ...
A technique is described in which a single interim abutment and crown were fabricated in advance and placed the day of dental implant surgery. The contours of the interim crown were identical to the contours of a tentatively designed definitive prosthesis and allowed the tissue to heal and obtain contours that accommodated the contours of the definitive prosthesis. After osseointegration was es...
Bone anchored hearing implants/aids (BAHI/BAHA) utilise a bone anchored hearing aid system to assist people with conductive hearing loss who cannot use traditional hearing aids. It was introduced in the 1970 ́s in the field of dentistry by Swedish Professor Per-Inge Brånemark who implanted titanium dental fixtures in the jaw. He then proceeded to develop titanium implants to anchor hearing aids ...
OBJECTIVE The aim of this study was to evaluate the influence of removable partial dentures (RPD) on the periodontal health of abutment and non-abutment teeth. MATERIALS AND METHODS A total 107 patients with RPD participated in this study. It was examined 138 RPD, they were 87 with clasp-retained and 51 were RPD with attachments. The following periodontal parameters were evaluated for abutmen...
Tissue-integrated oral implants have opened-up a new perspective in oral rehabilitation of tumour patients who had undergone surgery. The present case demonstrated a simple approach to rehabilitate a patient who had subtotal maxillectomy using dental implant. The use of an implant in combination with a natural abutment tooth was shown to improve the retention and stability of the obturator. Mag...
A 32-year-old woman with missing permanent mandibular right molars and left first molar presented for treatment. One of the implants were misaligned during the placement due to sudden mouth closure of the patient. All implants success fully osseointegrated. However, the misaligned implant resulted in substantial mechanical and esthetic restorative challenges. The prosthodontic treatment include...
Proper implant occlusion is essential for adequate oral function and the prevention of adverse consequences, such as implant overloading. Dental implants are thought to be more prone to occlusal overloading than natural teeth because of the loss of the periodontal ligament, which provides shock absorption and periodontal mechanoreceptors, which provide tactile sensitivity and proprioceptive mot...
Introduction: Surface roughness can increase the retention of castings by ridges and grooves that are microretentive. This study compared the retention of implant-supported crowns when used with 3 different surface roughness abutments and one temporary cement. Methods: Thirty solid abutments (ITI), 4 mm high, were divided into three groups randomly. In the first group, 10 abutments were roughen...
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