416 Theories and techniques of oral implantology

trimmed and polished, the final prosthesis was affixed with hard cement (Fig. 10-111). Fig. 10-112 is a Panorex of the completed case.

Case 13

A prefabricated full arch splint for a partially edentulous maxilla using the coping

"pick-up" technique

Interchangeable gold copings can act only as transfer copings if desired. Duplicate shafts may be placed into the copings while they are still in the plaster index. The master stone model is poured and

Fig. 10-113. A prefabricated full arch acrylic-veneer-andgold prosthesis is shown with the vent-plants and triplant pins that are to be used for its support. Also seen are interchangeable gold copings.

Fig. 10-115. Holes arc made through some of the pontics and marked with indelible pencil, and the bridge is seated.

Fig. 10-116. The pencil markings are transferred to the fib romucosal tissue.

Fig. 10-114. The prosthesis on the articulator. Notice the "vertical mushroom pin heads" extending from the template.

Fig. 10-117. One by one each vent-plant is carefully screwed into its proper location.