Some of the tools for this had been around for a hundred years, but it had only been used as a diagnostic technique until the 1980s, when there was changes in camera technologies and things like that, that allowed this to be done for real operations.
Některé z těchto nástrojů se používaly už stovky let, ale jen pro diagnostické techniky, a to až do 80. let 20. století, kdy nastal zlom v kamerové technice a podobných věcech, což dovolilo užití pro skutečné operace.