1. Evaluation of an electromagnetic implantable hearing aid;Fredrickson;Otolaryngol,1973
2. A middle ear implantable hearing device for controlled amplification of sound in the human;Hough;Laryngoscope,1987
3. Development of a semiimplantable hearing device;Heide,1988
4. Implantable hearing aid as ossicular vibrator composed of a piezoelectric ceramic biomorph: Application to four patients;Yanagihara;Am J Otol,1987
5. Middle ear implant for humans;Suzuki;Acta Otolaryngol (Stockh),1985