Dental restorative system and components

摘要

Disclosed within is a dental restorative system including an impression coping (2300) with a body portion (2310) having a first end (2330), a second end (2340), and an internal chamber (2320) having non-frustoconical side walls (2383). The body portion (2310) also has a facial aspect (2335) and a lingual aspect (2345) and the distance between the first end (2330) and second end (2340) on the facial aspect (2335) is greater than the distance between the first end (2330) and second end (2340) on the lingual aspect (2345). The first end (2330) of the impression coping may include an opening and an interproximal, continuous slope. Certain embodiments of the impression coping include means for engaging an abutment or implant, located on the internal chamber. Other embodiments include external flange portions (2350, 2360, 2365, 2370) for retention of the coping in impression material. Alternative embodiments of the impression coping are also disclosed.