MEDICAL DEVICES AND INSTRUMENTS FOR USE IN THE EXAMINATION, TREATMENT, AND SURGERY OF THE EAR, NOSE, AND THROAT, NAMELY, OTOSCOPES, NASOPHARYNGOSCOPES, BRONCHOSCOPES, ESOPHAGOSCOPES, LARYNGOSCOPES, DILATATION DEVICES, DRUG DELIVERY DEVICES, NASAL IRRIGATORS, SINUS ULTRASOUNDS, LASERS; SURGICAL DEVICES AND INSTRUMENTS FOR USE IN THE EXAMINATION, TREATMENT, AND SURGERY OF THE EAR, NOSE AND THROAT; MEDICAL DEVICES AND INSTRUMENTS FOR DIAGNOSING, MONITORING, OR TREATING EAR, NOSE, AND THROAT COND...