<prompt> Great saphenous vein canulation is done at-Ant to medial malleolusAt fossa ovalisAbove popliteal fossaNone  <response>: Ans. is a i.e., Ant. to medial malleolus o Saphenous removes cut down at ankle provide excellent access. It is reliably found 1cm. anterior and 1 cm. superior to the medial malleolus. o Saphenous venous cut down at ankle provides excellent access. It is reliably found 1 cm. anterior and 1 cm. superior to the medial malleolus. 