I recommend not trying - not for profit anyway - unless you directly influence (did they come to your birthday party?) multiple people at the C-Level at 2 or 3 major hospital prospective customers, ideally academic research centers, depending on your idea
This is one where, if you had the contacts, you could at least try to do a lot of good, for everyone - but definitely one where you should expect to receive staunch, and ugly, opposition.
