Comprehensive Stroke Certification Fees and Benefits. The Joint Commission and American Heart Association / American Stroke Associationâs Comprehensive Stroke Center Certification includes a new and exclusive suite of benefits. The annual fee for the first year is prorated depending on the date of application for certification.
1 When the bones of the middle ear do not vibrate and become stiff, it can give rise to a hissing and vibrating sound in the ears. 2  Rupture of ear drum either due to trauma or due to loud sound can cause vibration in the ear during the initial stage. 3  Infection in the ear, cold and sinusitis can also cause vibration.
Your ear flap funnels sound waves into your outer ear canal. The waves travel along this passage until they hit your eardrum and cause it to vibrate. As a result, your ossicles start moving. They, in turn, pass on vibrations to a thin layer of tissue at the entrance of your inner ear called the oval window.