Patent ID: 8308753
Filing Date: 2012-11-13
Classification: A61F

Abstract:
1. An embolic protection system wherein a guide wire is pre-deployed into a lumen, comprising: a guide wire having an elongated core without stops; a filter assembly disposed on the guide wire for movement along the elongated core, the filter assembly having a first end and a second end; and a locking device attached to at least one of the ends of the filter assembly, the locking device having an unlocked position for moving the filter assembly into a desired position on the pre-deployed guide wire within the lumen, and a locked position for securing the filter assembly onto the guide wire, wherein the locking device includes an interlocking bushing having a first and a second end and a frame bushing having a tapered inner diameter, the second end of the interlocking bushing is disposed adjacent to the frame bushing, and the locking device is in the locked position when the second end of the interlocking bushing is fitted inside the tapered inner diameter of the frame bushing.