Patent ID: 7871269
Filing Date: 2011-01-18
Classification: A61C

Abstract:
1. A dental impression tray, comprising: a first portion for receiving impression material from a source, the first portion defining an arch having a first region and a second region, the first region comprising a first plurality of impression material distribution channels, and the second region comprising a second plurality of impression material distribution channels, the impression tray first portion further comprising one or more impression material inlet ports in communication with the channels, wherein the first and second regions are separated so as to permit splitting of impressing material between the first and second regions; and a second portion defining an arch having a cavity shaped to receive a patient's upper or lower teeth, the second portion comprising one or more side walls and a bottom connecting wall coupling the second portion to the first portion, the bottom connecting wall defining a plurality of openings that allow material introduced into distribution channels of the first portion to pass through openings and into the second portion, wherein at least one of the channels of the first portion is shaped to promote substantially even distribution of impression material.