Some have suggested that it stems from Hussenot's device, because it used film and "ran continuously in a light-tight box, ...

Being rolled into an operating room is scary enough ... and up to 3 million will result in death. Enter the OR Black Box, developed by Toronto-­based surgeon Teodor Grantcharov.

Consumers Union, the advocacy arm of Consumer Reports, has supported standardizing black-box data, so accident investigators can use it to improve the safety of future vehicles and crashes.