Neuroscience

Improving the precision of bionic devices with light

For a person with normal hearing, sound waves travel in the fluid-filled cochlea of the inner ear, causing sensory hair cells to react and send signals to the brain via the auditory neurons. For those with hearing loss, these ...

Neuroscience

Engineers link brains to computers using 3-D printed implants

Linking the human brain to a computer is usually only seen in science fiction, but now an international team of engineers and neuroscientists at the University of Sheffield (UK), St Petersburg State University (Russia) and ...

Cardiology

New implant used to treat heart valve disease

Mitral regurgitation is one of the most common heart valve diseases, and requires treatment. In this disease, the mitral valve no longer closes tightly, causing blood to back up in the left atrium. Shortness of breath is ...

Neuroscience

Scientist unveils a 3-D printed device to excite nerves

A tiny, thin-film electrode with a 3-D-printed housing has been implanted in the peripheral nervous system of songbirds, where it successfully recorded electrical impulses that drive vocalizations.

Health

Cochlear implants should be recommended for adults more often

An international group of hearing specialists has released a new set of recommendations emphasizing that cochlear implants should be offered to adults who have moderate to severe or worse hearing loss much more often than ...

Medical research

Long-term risks of joint implants

Using highly complex analytical techniques, a group of researchers from Charité - Universitätsmedizin Berlin were able to observe in detail how different metals are released from joint implants and accumulate in the surrounding ...

page 29 from 40