Results 211 to 220 of about 14,802 (268)

Effect of the screw-retained abutment material on the fatigue behavior of lithium disilicate restorations. [PDF]

open access: yesBraz Dent J
Bohrer EM   +7 more
europepmc   +1 more source

The Implant‐Abutment Interface of Alumina and Zirconia Abutments

Clinical Implant Dentistry and Related Research, 2008
ABSTRACTBackground: Although ceramic and titanium abutments are widely used in clinical practice, the mechanical characterization of the implant‐abutment interface for ceramic abutments has not been evaluated after the dynamic loading.Purpose: The purpose of this study was to assess the implant‐abutment interface after the dynamic loading of titanium ...
Bulem, Yüzügüllü, Mehmet, Avci
openaire   +2 more sources

Rigidity of abutments in integral abutment bridges

Structure and Infrastructure Engineering, 2011
In this article, we present the results from a numerical and an experimental analysis of the Scotch Road integral abutment bridge located in Trenton, New Jersey. A three-dimensional, non-linear finite element (FE) model of the bridge has been developed to study the effect of thermal loading on pile–soil interaction.
Yasser A. Khodair, Sophia Hassiotis
openaire   +1 more source

Abutment Considerations

Dental Clinics of North America, 1980
The abutment consideration is but one step in the fabrication of a stable base appliance. This step, however, is a vitally important one. If carried out poorly, the casting can be lost and the tooth and periodontal tissues severely damaged or destroyed. All the steps considered in the fabrication of a case are like links of a chain.
openaire   +2 more sources

The pulpless abutment

Australian Dental Journal, 1975
Abstract— The use of preformed metallic anchorages inserted in satisfactorily treated teeth for increased stabilization and retention in complete and partial dentures is demonstrated. An additional advantage is the retention of proprioceptive guidance in mastication with complete dentures. A number of clinical examples are illustrated.
openaire   +2 more sources

Abutment stress in overdentures

The Journal of Prosthetic Dentistry, 1978
Abstract Using a three-dimensional photoelastic model, the relative merits of five overdenture retainers were compared. The soft liner system produced the highest stress concentrations. The retainer systems with intimate contact between the denture base and the abutment tooth showed similar stress concentrations.
openaire   +2 more sources

Customized implant abutments

Implant Dentistry, 1994
Custom-fabricated angulated abutments can be of value when implant angulation or position jeopardizes esthetics and/or function and makes retrievability difficult. A wax pattern is prepared over a castable pattern or gold cylinder. After the casting is completed, a secondary screw channel is created in the angulated abutment to retain the ...
P E, Reid, T M, Burke
openaire   +2 more sources

Anterior Ankle Abutment

Clinics in Podiatric Medicine and Surgery, 2001
Anterior ankle abutment can be problematic for both athletes and for persons whose occupations require repeated loading of the anterior ankle joint. Nonoperative care is often not satisfactory for the individual who demands painfree activity. Because the presence of anterior osteophytes has been shown to represent the early stages of degenerative ...
openaire   +2 more sources

A screwdriver for ITI abutments

The Journal of Prosthetic Dentistry, 2001
VOLUME 86 NUMBER 3 The options of screw-retained or cemented restorations are available for ITI implants.1,2 After abutment preparation, the clinician may need to remove the abutments to replace them or transfer them to the impression with a Straumann torque device or hemostat.
openaire   +2 more sources

Torque Loss in Abutment Screw: Impacts of Type and Angle of Abutments

Journal of Long-Term Effects of Medical Implants
Despite the generally high success rate of dental implant treatments, some complications may also occur. One of the most common mechanical problems is screw loosening of the abutment. This study aims to assess the impact of abutment type (original vs. non-original) and angle of abutment (angled vs.
Sara, Tavakolizadeh   +6 more
openaire   +2 more sources

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