From: Polyurethane membrane with porous surface for controlled drug release in drug eluting stent
Membrane type (w/w%)
PTX amounts (mg/cm2)
PEG 0%
0.465 (±0.002)
PEG 10%
0.467 (±0.002)
PEG 20%
0.466 (±0.001)
PEG 30%
0.461 (±0.009)