Fig. 4

The process of (A) ML sheet fabrication, (B) Tube constructing and laser cutting, scanning electron microscopy (SEM) images related to the composite in ML structure, (C) before, (D) after incubation for 30 min, (E) the edge melted in laser cutting, (F) the cross section of stent strut, (G) The diagram of BET nitrogen adsorption-desorption isotherm, (H) BJH pore-size distribution