Fig. 3

The illustration of the modified forceps technique. (A) The wire loop was initially performed under the tip of the filter. (B) The forceps, along with the wire loop, were utilized to grasp the upper portion or shoulder of the filter. (C) The operator exerted a pulling force on the wire loop (black arrow) and a pushing force on the forceps (white arrow). This action generated a line of force that straightened the filter (double arrow). (D) Complete the filter retrieval by pulling the wire loop and advancing the sheath forward