Vessel loops are used in occluding, retracting and identifying arteries, veins, tendons and nerves in surgical procedures. Our vessels loops are extruded from medical grade silicone, with the exception of the Richard – Allan vessel loops, which are made of high performance, medical grade elastomeric. All vessels loops are latex free and radiopaque. Size Mini ( 0.2cm * 40 cm & Maxi (0.3 cm * 40cm) S