The iron lung and medical ventilator may be considered pneumonic devices.
Contact lenses distributed without appropriate involvement by eye care professionals are now considered misbranded devices under the law.
Breast implants are considered medical devices, but they were not regulated by the Government until 1976.
HRVs can be considered sensible only devices because they only exchange sensible heat.
Consider fitting noise-reducing devices, and when you replace equipment consider buying quieter alternatives.
There was no need to consider new devices.
Some of those listed may be considered rhetorical devices, which are similar in many ways.
This is in contrast to seat belts, which are considered active devices because the vehicle occupant must act to enable them.
Contact lenses are considered medical devices and can be worn to correct vision, for cosmetic or therapeutic reasons.
Some of the power drain is from appliances that consumers may not consider electronic devices.