Procida, Chimenti and Santella tried to sell their invention to ResMed in 2009, to no avail.

FORBES: The (Grateful) Dead's Life-Altering Medical Device

Their first step was to bring in Procida, who quickly connected them with a gel maker and an endorsing doctor.

FORBES: The (Grateful) Dead's Life-Altering Medical Device

There may not be three people in the world less likely to invent and launch a groundbreaking medical device than Jeff Chimenti, Billy Procida and A.J.

FORBES: The (Grateful) Dead's Life-Altering Medical Device

Procida is a real estate developer who befriended Chimenti ten years ago and has since advised both bands on business matters including the recent release of Grateful Deadopoly.

FORBES: The (Grateful) Dead's Life-Altering Medical Device