Another case showing some remaining well supported anterior teeth, fig. 23. The remaining teeth are prepared for full crown coverage restorations and the bone is recontoured to eliminate any infrabony pockets that may exist, fig. 24. Notice how little bone separates the left mental foramen from the resorbed crest and how much bone still exists anteriorly. The impression is taken, figs. 25, 26. The implant circumvents the remaining teeth, fig. 27. It is fitted in position, fig. 28. The healed tissues, fig. 29. The anterior teeth in this case were processed with a porcelain splint and a Kennedy type partial denture framework was cast to further support the anterior teeth and anchor on to the four subperiosteal implant posts, figs. 30, 31, 32, 33. After the case

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