Patent ID: 7632242
Filing Date: 2009-12-15
Classification: A61B,A61M

Abstract:
1. A medical device comprising: an elongate shaft including a metallic tube having a proximal end, a distal end, a length and a lumen extending therethrough, the metallic tube having an outer surface and an inner surface defining a wall therebetween, wherein the metallic tube includes a plurality of apertures extending through the wall along at least a portion of the length to facilitate bending; a polymer layer disposed about at least a portion of the metallic tube, wherein at least a portion of the plurality of apertures are fluidly sealed, a distal portion of the metallic tube having a subset of the plurality of apertures being free of the polymer coating; and an inflatable balloon disposed about at least the distal portion of the metallic tube having a plurality of the apertures free of the polymer coating; wherein the inflatable balloon is in fluid communication with the lumen of the metallic tube.