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Biomedical subjects

J F Simon

Publications and source records attributed to J F Simon.

At least 37 records · Page 2Linked to original sources

The impact of a curriculum change on student attitude and ultimate professional behavior.

The longitudinal effects of curriculum changes on student attitude and the relationship between attitudes as students and behavior as a professionals in practice are explored in this paper. A curriculum change (treatment of handicapped patients) was planned, introduced, and its effects on student attitude and professional behavior monitored. Findings indicate that: (1) exposure to handicapping conditions significantly lowered student humanitarian attitudes about the treatment of handicapped patients, (2) involvement with handicapped, regardless of the type of involvement (i.e. clinical or supervising oral hygiene care), appears to adversely affect humanitarian attitudes of students regarding handicapped patients. (3) student estimation of their future behavior is not a reliable indication of their future behavior, and (4) changes in curriculum should not be evaluated from student attitudes alone.

Attitude↗

Regaining space in the mixed dentition.

Space-regaining therapy is an important treatment modality in the management of developing occlusions. Success is dependent on recognition of relationships and forces not seen when attention is focused only on the dental segment containing the lost space. This article has discussed other considerations for determining when to treat, as well as offering suggestions concerning types of appliances useful in treatment. A case was used to demonstrate the diagnostic procedure and appliance design.

Cephalometry↗

Effect of four intermediate layer treatments on microleakage of Class II composite restorations.

This in vitro study examines the marginal sealing ability of four different intermediate materials applied before placement of a condensable composite. Class II preparations were made with gingival margins placed 1.0 mm apical to the cementoenamel junction of 60 extracted teeth, randomly assigned to five groups of 12. Following restoration, teeth were thermocycled, soaked in 0.5% basic fuchsin, and sectioned longitudinally. The resin-modified glass ionomer cement demonstrated significantly less microleakage than the use of a dentin bonding agent alone or in combination with flowable composite, flowable compomer, or autoploymerizing composite (p < 0.05, Dunn's test). This study supports the use of the glass ionomer open sandwich technique in deep Class II direct composite restorations.

Compomers↗