3.5 mm and 4.8 mm
That depends on the anatomy of the patient and on the position of the port in the anus. When nested together, the opening of the bridge is approximately 4.5 cm from the proximal end of the port.
That depends on how much prolapse you want to resect. The detachable anvil design enables you to assess the amount of prolapse to be resected before it is captured in the instrument shell. After assessing the amount of prolapse necessary for resection, select the anchor point that would provide the right amount of tissue resection for the individual patient.