Thank you for your inquiry.  Regular Pneumatic Appliances, item# 535741ITNGSI is designed to assist you with improving blood circulation in the extremities.  However, we do not have any specific data as to the benefit of this device in treatment of Peripheral Vascular Disease.  If you decide to purchase this unit, we would recommend that you consult with your physician or chiropractor about the proper use of the unit as it pertains to your specific situation.