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Performance of the proposed screw stent made of PU/PCL (70/30) blend a in a segment of femoral vein removed from the leg of a patient, b stent in temporary shape (a screw with very small diameter) over a delivery instrument, c recovery step of the SMP stent delivered into the segment of 4 mm ID human femoral vein containing body temperature water at 37 °C (d). The filament diameter of the stent is 800 µm
