The book "Implantable Hearing Devices other than Cochlear Implants" by Gauri Mankekar provides a comprehensive analysis of the various implantable hearing devices designed for different types of hearing loss. It addresses the diversity of hearing loss types, including the differences between conductive, mixed, and sensorineural hearing loss, as well as their severity levels. The work highlights the challenges and advancements in research aimed at developing suitable implants that meet the needs of patients who are not candidates for cochlear implants. With a clear focus on medical and nursing aspects, the book offers valuable insights into current developments and technologies in the field of implantable hearing devices. It is aimed at professionals and interested parties who wish to engage with the latest findings and innovations in hearing aid research.