They are in fact connected to the internet!

/u/oboshoe is correct regarding FDA cert. I had connect something that looked like a missile silo, with green screens running assembly from the 80s to a hospital network during COVID.

This is also true for your ultrasound carts being rolled around with a usb wifi dongles, and Xray units. Fuck, even the image storage software is running SQL 2005 or Access.

These things are purchased to be used for 30 to 50 years. Kind of like planes.