One piece femoral adult arterial cannula. 1) it should have a micro-port tips, made of a one piece material and kink resistant 2) cannula length 17 inche(43.2 cm) overall length with 7.1 in(18 cm) tip it should offer a high flow rate with minimal pressure differntial. 3) cannula should have a introducer along with depth markings to precise the position of the cannulae.should be vented 3/8 in(0.95 cm) connector. size 19 fr biomedicus. cat no.96570 - 019./02265948a/107202837