Artificial teeth for anterior teeth portions

Dentistry – Prosthodontics – Tooth construction

Patent

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Details

433218, A61C 1308

Patent

active

049097385

ABSTRACT:
An artificial tooth for anterior teeth portions including a concave hollow extending from a basal segment to a lingual incisal segment and located in a substantially central segment, wherein: a percentage of the major diameter of the hollow to the full length is in a range of 10% to 100%, a maximum depth of the hollow is in a range of 0.5 mm to 5.0 mm and a minimum thickness of a cervical segment is in a range of 0.1 mm to 5.0 mm, and a width and length of the cervical segment being defined in terms of a percentage of the cervical minimum mesiodistal length to the maximum mediodistal length being in a range of 50% to 100% and a percentage of the cervical major diameter to the full major diameter being in a range of 10% to 50%.

REFERENCES:
patent: 1172652 (1916-02-01), Whiteside
patent: 2310732 (1943-02-01), Dietz
patent: 3052982 (1962-09-01), Weinstein et al.
patent: 3488847 (1970-01-01), Pettrow
patent: 4645455 (1987-02-01), Kosmos

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