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.
Kai kurie tam skirti įrankiai egzistavo jau šimtą metų. Tačiau technologija buvo tik diagnostinė, iki 1980-ujų, kai kamerų technologijos pokyčiai ir kiti panašūs dalykai leido ją taikyti tikroms operacijoms.