Patent ID: 8904914
Filing Date: 2014-12-09
Classification: A61B,A61F,A61M,B23K,B26F,D04C,D10B,Y10T

Abstract:
1. A method of forming a structure for treating a vessel, the method comprising: arranging a plurality of filaments extending from individual carriers of a yarn wheel, at least one of the plurality of filaments being a shape memory filament and at least another of the plurality of filaments being a radiopaque filament; providing a mandrel comprising: braiding the plurality of filaments around the mandrel including, during braiding, forming a plurality of bulbs around the plurality of balls, and after braiding the plurality of filaments, heat treating the plurality of filaments on the mandrel; and after heat treating the plurality of filaments on the mandrel, removing the plurality of filaments from the mandrel, the structure comprising the heat-treated plurality of filaments including the plurality of bulbs and the necks.