Patent ID: 8677602
Filing Date: 2014-03-25
Classification: A61B,A61M,Y10T

Abstract:
1. A method for making a shaft of a medical device, comprising: cutting an elongate tube to produce a spiral comprising a series of adjacent wraps, wherein each wrap of the series of adjacent wraps includes a radially inner diameter surface, a radially outer diameter surface, a leading surface edge face and a trailing surface edge face, and wherein a leading surface edge face of a first wrap nests with a trailing surface edge face of an adjacent second wrap; and assembling the spiral with medical device components to form a shaft of a medical device; wherein a cross-sectional shape extending between the radially inner diameter surface and the radially outer diameter surface of at least one of the leading surface edge face and the trailing surface edge face of a wrap of the series of adjacent wraps is defined by an arcuate surface.