The role of active middle-ear implants in the rehabilitation of hearing loss.

The surgical implantation of auditory devices to improve or restore the sensation of hearing in affected individuals is a rapidly growing area of modern ear, nose and throat, and audiological practice. Following the enormous success of cochlear implantation and set to take an increasing role in the rehabilitation of deafness is the active middle-ear implant. They should be viewed as an alternative to conventional hearing aids for individuals who are either unable to wear hearing aids or reject them for a variety of reasons. This article discusses the different types of middle-ear implant that are currently in use and examines the significant challenges that remain to be overcome to further advance this field.