Top right: Flexible electrodes
developed to simulate the spinal
Above: A model
of a wireless
device sits on a skull.
Top left: A close-up
of a brain-reading
chip, bristling with
Physician and inventor William F. House tests
the first cochlear implant to restore hearing.
The devices will go on to benefit more than
Doctors install a single electrode in the brain
of a paralyzed man unable to speak. He uses it
to communicate through a computer.
A monkey’s brain signals are sent over the
Internet from the U.S. to Japan, causing a
robot to walk on a treadmill.
U.S. regulators approve a “bionic eye” sold
by the company Second Sight. It uses a
chip sutured to the retina to bypass injured
Ohio doctors launch efforts to “reanimate”
the arms of two different paralyzed men. The
thoughts of each are transmitted to electrodes
on their arms, causing their hands to open and
28-year-old Nathan Copeland operates a
robotic hand that, via a brain implant, allows
him to “feel” the fingers. He fist-bumps Barack
Obama during a presidential visit to a lab in
Pittsburgh. A L