Phototherapy medical instruments and devices for medical purposes; semiconductor and integrated circuit light emitting diode apparatus for lighting incorporated into medical instruments; lamps and lighting apparatus for medical purposes, namely, phototherapy equipment for treatment following oral surgery, for light delivery for orthodontics, for photodynamic light therapy, and for treatment of oral mucositis, bisphosphonate-related osteonecrosis of the jaw (BRONJ), radiation trismus, xerostomia, acute necrotizing ulcerative gingivitis (ANUG), and periodontal diseases; phototherapy apparatus for medical purposes, namely, for treatment following oral surgery, for light delivery for orthodontics, for photodynamic light therapy, and for treatment of oral mucositis, bisphosphonate-related osteonecrosis of the jaw (BRONJ), radiation trismus, xerostomia, acute necrotizing ulcerative gingivitis (ANUG), and periodontal diseases; parts and fittings for the above goods