Subperiosteal implants 555

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Fig. 12-57. A, A preoperative patient with only three anterior teeth remaining. B, The three teeth had been previously prepared for full crown coverage. The fibromucosal tissues are retracted posteriorly and bilaterally to expose the underlying bone. C, Bilateral rubber base (Neoplex) impressions are taken and picked up, if desired, with either a full arch plaster or an alginate impression, which includes the anterior tooth preparation.

Fig. 12-58. During the healing of the soft tissues after the first surgical stage, the castings are fitted over the remaining abutment teeth with the politics soldered to the rest of the framework.

Fig. 12-59. The anterior fixed partial denture is fabricated with gold occlusals and acrylic facings.