The aim of this study is to explore the ability of the non-invasive device ODI-Tech® to monitor changes in microvascular blood flow in patients with lower limb ischemia undergoing the procedure percutaneous transluminal angioplasty (PTA). Microvascular data from patients and healthy case matched controls at baseline will be compared.15 patients and 15 healthy case matched controls will be enrolled.
Age ≥18
Lower limb atherosclerosis and ischemia in Rutherford grade 3-6
Obstructive infra-inguinal arterial lesions combined with open distal part of the anterior tibial artery
Scheduled for elective PTA
Active skin infection at the region of interest (site to be examined, dorsum of hand and foot)