A modified dental implant fixture 40 designed to preserve lingual bone 14 by having the corona aspect 50 of the implant being compatible with bony anatomy 12 that is higher on the lingual side 14 of the implant surgical site. The implant may be of either the single stage or the two stage design. By modifying the shape of the top of the implant fixture to mimic healing/healed bony anatomy, bone is preserved and bone growth is possibly encourage.