clearing the ears造句

• The middle ear and sinus are equalised using one or more of several techniques, which is referred to as clearing the ears.
• The only known risks associated with hyperbaric oxygen treatment at the levels to be used in the study are difficulty clearing the ears, some sinus pressure, temporary vision changes and possible twitching.
• In addition to clearing the ear drops for outer ear infections, FDA also approved the drug for children with inner ear infections who have ear-tube implants due to repeated infections, and for people with chronic ear infections triggered by contamination of the inner ear through a ruptured eardrum.