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Biomedical subjects

G E Fiebiger

Publications and source records attributed to G E Fiebiger.

7 recordsLinked to original sources

Shear strength of lingual rest seats prepared in bonded composite.

A study based on the single criterion of resistance to loading forces was conducted to investigate the suitability of lingual composite rest seats for anterior teeth. The minimum acceptable resistance level was chosen from a review of the literature; other basic criteria were described; and the desirability of this technique was discussed.

Composite Resins

Load cycling of lingual rest seats prepared in bonded composite.

A study to investigate the suitability of lingual composite rest seats for anterior teeth was based on the single criterion of repetitive load cycling. A 3-year minimum survival was chosen, with load and cycling values based on a review of the literature. An attempt was made to simulate the effect of saliva on composite.

Composite Resins

Registrations for relating the mandibular cast to the maxillary cast based on Kennedy's classification system.

Accurate registrations of centric relation are mandatory for many aspects of diagnosis and treatment. Registrations can be obtained with a variety of techniques. However, each technique must give consideration to such factors as: the character and location of tooth support, the quantity and quality of soft-tissue support, the location of dentulous and edentulous regions, the neuromuscular control of the patient, and the physical characteristics of the registering material. Kennedy's classification system provides a guide to the selection of the method of registration.

Classification

Movement of abutments by removable partial denture frameworks with a hemimaxillectomy obturator.

A laboratory experiment was conducted to measure the amount of movement in each of two directions on each of seven teeth, induced by three common designs of retainer, under both splinted and unsplinted conditions. An analysis of variance on a four-way, completely crossed, fixed-effects model showed significant main effects for design, splintedness, and teeth involved. Also of significance were the interactions between the factors of splintedness and teeth and between design and splintedness. Most of the variability in tooth movement was due to differences among the seven teeth (49.3 per cent of variance) and to the interaction of splintedness and teeth (20.2 per cent of variance).

Dental Abutments