Figure 2From: Acute oxygenation changes on ischemic foot of a novel intermittent pneumatic compression device and of an existing sequential device in severe peripheral arterial disease Monitoring of foot oxygenation changes by NIRS with the two devices in the same subject. Legend to Figure 2: a) GP, Gradient Pump device; b) SFC, sequential foot-calf device; HbO2, oxygenated haemoglobin; tHb, total haemoglobin.Back to article page