medical and dental apparatus, namely, guided tissue regeneration material and other medical devices implanted by dentists or other medical or dental professionals in office procedures for the treatment of symptoms of periodontal disease, periodontal defects and other tissue regeneration procedures * ALL BEING FOR USE IN THE FIELD OF DENTISTRY AND ITS VARIOUS SPECIALTIES *

pharmaceutical delivery systems; namely, implantable liquid that forms a sponge-like solid in situ used with various medications for sustained release of medication into the body