Medical Device Safety: Advice for Patients: Change in Daylight Savings Time May Affect Your Medical Equipment in an Unpredictable Way

I do need to check my CPAP machine, but none of my other equipment has the ability to change with daylight saving time.  Probably a good thing. 

If you have any medical equipment that uses, creates or records time information about your diagnosis or treatment and the manufacturer has not updated it, the equipment may not work properly when the new Daylight Savings Time (DST) starts and ends this year and in future years

Source: Medical Device Safety: Advice for Patients: Change in Daylight Savings Time May Affect Your Medical Equipment in an Unpredictable Way