The implant receives sound through a microphone and analyzes the signal with a speech processor. It then transmits this information to the brain through electrical stimulation of the nerve cells in the cochlea using multiple tiny electrodes. The headset microphone and speech processor are worn outside the body. On loan from the Otolaryngology Department, University of Iowa Hospitals and Clinics Breast implant Breast implants are used for breast reconstruction following removal of a breast due to cancer and for breast enlargement operations performed for cosmetic reasons. Breast implants are produced from silicone, saline, or a combination of the two.
Implants are available in a variety of shapes, sizes, and textures.
On display are silicone breast implants. In this controversial decision the FDA allowed the continued use of silicone implants for breast reconstruction for participants in these studies. Saline implants were not affected by the FDA's ruling. The penile implant is one method of treatment for impotence, the inability to achieve erection of the penis. On display is an inflatable penile prosthesis.