When they fit as exactly as these did and the soft tissues were tenderly cared for and the prosthetic phase carried out with the utmost knowledge and skills, the tissues around the subperiosteal implant posts usually respond remarkably well as seen in figs. 39 through 46. Fig. 47 shows a seventeen and one half year post-operative x-ray of a subperiosteal implant, that was done after an original failure with my first attempt in 1953. Fig. 48 shows the clinical appearance.

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