Evaluating Laser Otoscope for Middle Ear Effusion Detection

Inclusion criteria

• Scheduled to undergo unilateral or bilateral myringotomy with ear tube placement
• Between the ages of 6 months to 18 years at the time of consent
• Able to provide assent as judged by the investigator or delegated personnel, and their parent(s) or legal guardian(s) has signed the current Institutional Review Board (IRB) approved informed consent form along with the HIPAA Authorization for the use and release of Private Health Information (PHI) or applicable privacy protection

Exclusion criteria

• History of prior ear tube placement
• Anatomical abnormalities of the tympanic membrane or ear canal
• Presence of excessive cerumen that cannot be removed pre-exam and may interfere with study procedures
• Any of the following deformities of the external ear and tympanic membrane: congenital canal stenosis or atresia, severe canal tortuosity or curvature which prevents visualizing the tympanic membrane fully with an otoscope, canal wall exostoses or osteomas, markedly thickened or opaque tympanic membranes such as caused by chronic myringitis, or scarring or fibrosis of the tympanic membrane, tympanosclerosis or other heavy calcification of the tympanic membrane, tympanic membrane perforations, and grafted tympanic membranes.