Patent ID: 7172423

Claim:
In an oral treatment system that includes a dental tray and an initially separate bleaching or treatment insert that is insertable by an end user into the dental tray prior to use, a single-layer solid bleaching or treatment insert for placement within a dental tray, comprising: a substantially solid and coherent dental treatment composition that is initially separate from the dental tray and is insertable therein while in a dry, unmoistened state, wherein the said composition has increased adhesiveness to teeth when moistened by saliva or water, said composition being either flat or contoured and sufficiently rigid as to maintain its shape absent external support in order to facilitate placement of said insert into a dental tray, said composition including: at least one dental bleaching agent or other treatment agent; and at least one oral tissue adhesion agent that contributes to or provides increased adhesiveness to oral tissue when said dental treatment composition is moistened by saliva or water.