“…As in the reports of Barker and others (I955), Gutelius and others, 1965;LeVeen, 1965). Although the semi-closed operation using strippers is more commonly practised (Cannon and others, 1958;Cockett, 1964; Hall, 1964b; Wylie and others, 1964), a completely smooth dissection with these instruments in the right plane is only easy if the atheroma is 'ripe and cheesy' (Shucksmith and Addison, 1962) and may be very difficult if the intima is very adherent or calcified. It is in these circumstances that the accuracy and control achieved by a fulllength arteriotomy are so welcome.…”