21 CFR 872.3770 - Temporary crown and bridge resin.
(a) Identification. A temporary crown and bridge resin is a device composed of a material, such as polymethylmethacrylate, intended to make a temporary prosthesis, such as a crown or bridge, for use until a permanent restoration is fabricated.
Title 21 published on 2014-04-01
no entries appear in the Federal Register after this date.