Appeal 2006-3162
Application 10/216,307
abutment and through said engagement abutment, said upper and lower
sections each having ends, each of said ends including an opening into said
internal passageway, said opening in said lower end adapted to
telescopically receive at least a portion of said upper engagement surface of
said coronal base when said engagement abutment is inserted on said
coronal base, said internal passageway including at least one surface adapted
to engage at least one surface of said upper engagement surface of said
coronal base to inhibit rotation of said engagement abutment about said
longitudinal axis of said coronal base when said engagement abutment is
inserted on said coronal base, said internal passageway of said coronal base
and said engagement abutment at least substantially aligned along said
longitudinal axis of said coronal base and engagement abutment when said
engagement abutment is inserted on said coronal base, said upper end
adapted to support a prosthetic tooth or crown; and,
a fastener to hold together said engagement abutment to said coronal
base and said coronal base to said apical insert, said fastener including a
head and a body, said body adapted to at least partially extend into said
internal passageway of said coronal base and said engagement abutment and
into said connection cavity of said apical insert when said engagement
abutment, said coronal base and said apical insert are connected together,
said body of said fastener adapted to be secured to said connection surface in
said connection cavity of said apical insert.
THE REFERENCES
Daftary US 5,810,592 Sep. 22, 1998
Hamada US 5,863,200 Jan. 26, 1999
Dinkelacker US 6,164,969 Dec. 26, 2000
Niznick US 6,287,117 Sep. 11, 2001
Gittleman US 2003/0013068 A1 Jan. 16, 2003
(filed Jul. 16, 2001)
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