At what point does technology become a part of you? It seems reasonable to assume that a pacemaker might be considered as such but what about a prosthetic leg? If someone damages it would that be considered personal injury or property damage? Now how about your cell phone?
David Ackley from UNM offers the following principle called the carried network demarc:
The machines that you routinely carry under your own power, and their contents and interactions, should be considered part of your body as a matter of law and social norm.
His position is informed by his work on artificial life and research into computing in a post-Von Neumann computer architecture. I've recently discovered his work and devoured his entire youtube channel post history and recommend that you check him out.