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Biomedical subjects

R L Ibsen

Publications and source records attributed to R L Ibsen.

18 recordsLinked to original sources

Histological studies of an adhesive paint-on restorative for cervical erosions.

A histological study of the response in the pulps of human teeth to cervical restorations made with a composite resin following etching of the enamel for 2 minutes with 50 per cent phosphoric acid showed moderate inflammation after 14 days. Three specimens showed normal structure after 98 days. Teeth restored without etching showed only slight inflammation.

Composite Resins

Simultaneous placement of multiple porcelain veneers.

Although laminate veneers are usually placed individually in order to avoid bonding the anterior teeth together, an alternate technique is presented. The technique described is efficient and time-saving.

Dental Bonding

Restoring the worn dentition.

Strong dental materials and dental porcelains are providing dentists with restorative opportunities that are more conservative because they require less destruction of healthy tooth structure and yield a more esthetic result. In cases of severe wear due to attrition, abrasion, and erosion, this process can be stopped, restoring the esthetics and function by using proper techniques and materials. The case report described in this article demonstrates the conservative restoration of severe wear due to attrition and erosion. Teeth were lengthened, wear was restored, and further wear was ceased by using a combination of bonded porcelain, a heat, light, and self-cure resin system, and a new glass-ionomer restorative material. The result was a strong, durable restoration (that required no anesthesia) with high esthetics.

Adult