Patent ID: 9199059
Filing Date: 2015-12-01
Classification: A61B,A61F,A61M,B29C,B29L,Y10T

Abstract:
1. A method for attaching a proximal end of a filter member, comprising: a. disposing a thin tube over a catheter body and over at least a portion of the proximal end of the filter member, wherein the proximal end of the filter member includes a first row of a repeating pattern of a plurality of first cutouts along a longitudinal axis of the proximal end of the filter member and a second row of a repeating pattern of a plurality of second cutouts along the longitudinal axis of the proximal end of the filter member, the first cutouts comprising semi-circular shape cutouts having a first leg and a second leg encircling the semi-circular cutout; the second cutouts comprising diamond-shaped cutouts, whereby the diamond-shaped cutouts are each bounded by strut members forming a first half and a second half of each of the diamond-shaped cutouts; and the first half and the second half of each of the diamond-shaped cutouts are each attached to the first legs of the semi-circular cutouts; b. disposing a heat shrink tube coaxially over the thin tube; and c. fusing the thin tube to the catheter body through the plurality of cutouts to attached the proximal end of the filter member to the catheter body.