Heart rate and oxygen levels, I get. You can buy a thousand different versions of a finger blood oxygen/heart rate monitor on Amazon today.
Blood pressure based on a peripheral like a finger is iffy at best. And there is nothing in a finger that will indicate respiration rate beyond blood oxygen levels.
I call semi-BS on this ‘breakthrough’ 3D printed oxygen meter.
“Blood pressure based on a peripheral like a finger is iffy at best.”
This uses a new technology.