. "in the invention wherein the filter is a plastic material with circular shaped perforations formed by laser cutting; FIGS. 17A through D are schematic representations showing how the emboli capture device shown in FIG. 2 is retracted and retrieved at the end of the angioplasty or other intravascular procedure by using a catheter; FIGS. 18A and 18B are schematic representations showing the applicat" . . .