I too have written software for both Canada and the US markets.
Don't YOLO this one kid.
(the fact you didn't mention the 2 other common ISO standards I omitted on purpose, means you have not done your work properly for "years" as you put it.)
It's always disappointing to see such ignorance in HN comments like this. While there are some relevant technical standards cross listed with ISO, adherence to ISO standards isn't legally required for products like Metriport. Seriously buddy, you can just go read the FDA regulations instead of making a fool of yourself. But if you'd like to keep looking silly then feel free to have the last word.
Don't YOLO this one kid.
(the fact you didn't mention the 2 other common ISO standards I omitted on purpose, means you have not done your work properly for "years" as you put it.)