Impression cap
AssigneeNobel Biocare AB
InventorSteven M. Hurson
Life of this patent
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Abstract
An impression cap for taking dental impressions in a patient's mouth comprises a distal end that includes a top surface and a proximal end that defines an opening. The impression cap also includes an inner surface that defines an internal cavity. The proximal end of the impression cap is configured to engage a corresponding shoulder of a prosthetic abutment in a snap fit. The impression cap further comprises an injection port configured to receive a tip of an injection syringe for injecting impression material under into the inner cavity and a plurality vent holes configured to allow air and excess impression material to escape from the inner cavity. Methods of using the impression cap and a dental kit including the impression cap are also disclosed.
Claims5
A method for taking a dental impression in a patient's mouth comprising the following steps:
- providing an impression cap with an injection port and a plurality of vent holes;
- positioning an impression cap onto a prosthetic abutment;
- injecting a first impression material into the impression cap through the injection port until the first impression material is extruded through at least one of the vent holes;
- and
- wherein the step of injecting the first impression material into the impression cap includes inserting a tip of a syringe filled with the first impression material into the injection port of the impression cap.
Dependencies are inferred from the claim text.