Patent ID: 8465281

Claim:
A combination comprising: (a) an impression tray comprising a concave tray body for taking a negative impression of at least one jaw part in a mouth of a patient; (b) an impression post; and (c) at least one implant body that is adapted to be situated in the at least one jaw part, said at least one implant body comprising a receiving aperture for insertion of the impression post; wherein the tray body is fillable with a free-flowing hardenable impression material to produce a mold for a model of the at least one jaw part; and wherein the tray body comprises a wall having at least one penetrable portion for penetration by the impression post inserted in the at least one implant body when the tray body is placed onto the at least one jaw part; and wherein the at least one penetrable portion of the wall is a membrane, a woven fabric, a non-woven fabric or a film.