EQUIPMENT OF SURGICAL INSTRUMENTS SUITABLE FOR MINIMALLY INVASIVE SURGERY, COMPRISED BY A MULTIVALVE DEVICE WITH ADJUSTABLE SEPARATOR TO ENTER THE PATIENT`S BODY AND WITH AT LEAST ONE ACCESS SIMULTANEOUS PORT FOR A NUMBER OF COMPONENTS WHICH INCLUDES AN OPERATIVE SURGICAL DEVICE COMPRISED BY A CONTROL, A MOVEMENT TRANSMISSION ELEMENT AND AN OPERATIVE MOUNTING CLAMP OF A NEEDLE PLIER COMPRISED BY A CONTROL, A HEAD CONNECTING SHEATH, WITH A CONNECTING NEEDLE LODGED IN ITS INTERIOR AND THE OPERATIVE HEAD; AND A CAUTERIZATION DEVICE COMPRISED BY A CONTROL, A MOVEMENT TRANSMITTING ELEMENT AND THE CAUTERY.