[The absence of haptic perception in laparoscopic cholecystectomy--risk factor for biliary lesions].

Background: Bile duct injuries are the main serious technical complication of laparoscopic cholecystectomy (LC). Each lesion is peculiar in its features as well as the surgeon's reaction when face it.

Aim: To reveal the place of the human error according to accepted principles of cognitive psychology, beside other risk-factors involved in biliary accidents during LC.