Balancing is defined as âthe process of adding (or. removing) mass in a plane or planes on a rotor in. order to move the center of gravity towards the axis. of rotation.â As the definition of balancing implies, material is either added to or removed from the. rotating element to attain an acceptable balance. level.
Typical costs: 1  Cochlear implant surgery, including the implant itself, averages between $30,000 and $50,000 for patients without insurance. 2  In addition to the implant, external pieces include a transmitter, which costs between $74 and $100; and a speech processor, which costs between $6,700 and $9,000.
1 Cochlear implants enable some people who are deaf - or have heavy hearing loss and cannot benefit from a standard hearing aid - hear again.  Scientists have revealed what it sounds like to hear via a cochlear implant and tones sound a bit echoey and speech a little robotic.