Earlier quoted context omitted.
Yes, it actually is. Life critical systems should be small, fully open stack, fully audited, and mathematically proven to be correct. Non-critical systems, secondary information reporting, and possibly even remote control interfaces for those systems should follow industry best practices and try to do their best to stay up to date and updated. Most likely many modern pieces of medical technology have not been designe…
Maybe you really think it's just as simple as mandating exactly what you wrote here. But I'd imagine you'd agree that even doing this would have real and significant costs, which means tradeoffs are going to have to be made, e.g. some people won't receive medical care they otherwise would.
which is what happens when your whole computing network is remote-killed