Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The vibration signal, that is the position of the stimulation contact surface, perpendicular to the skin displays a low-amplitude oscillation (with peak to peak amplitude of 0.03 mm) around the constant indentation of 0.5 mm.
