MRI Safe Smart Tourniquet with Manometer Kit lets you control the flow of blood to the legs, producing high-quality images that might otherwise be spoiled by venous contamination due to fast blood flow. The Smart Tourniquet is sold as a kit containing two thigh cuffs, kink-resistant extension tubing, a manometer, five tubing sets for hand injection of contrast and a copy of MRI: from Picture to Proton. The Smart Tourniquet is compatible for use in the MR environment - no negative effects on MR images.