if I could give negative ratings I would; I only c...

if I could give negative ratings I would; I only chose the 1 star so I could post a review. This company is awful to deal with. Must pay SUPER close attention to the very tiny details or you are stuck paying an astronomical amount over & above your insurance even if you don't use the apparatus. You can NOT return it for a refund either. Be very aware when your doctor uses Elizur Corp.