Lasers for surgical and medical use; Medical apparatus and instruments for use in surgery; Medical instruments for use in rhinology surgery; Surgical instruments for use in rhinology surgery

PHOTOSENSITIZING COMPOSITIONS FOR MEDICAL APPLICATIONS, NAMELY, PHARMACEUTICALS FOR THE TREATMENT OF SINUSITIS; LIGHT-ACTIVATED DISINFECTANT COMPOSITIONS FOR KILLING DISEASE-CAUSING MICRO-ORGANISMS IN A BODY CAVITY; LIGHT-ACTIVATED THERAPEUTIC PREPARATIONS FOR KILLING BACTERIAL, FUNGAL AND VIRAL INFECTIONS IN A BODY CAVITY ; PHOTOSENSITIZERS FOR USE IN PHOTODYNAMIC THERAPY AND/OR PHOTODISINFECTION, NAMELY, PHARMACEUTICALS FOR THE TREATMENT OF SINUSITIS