Patent ID: 7120502
Filing Date: 2006-10-10
Classification: A61M,A61N,B29C,B29L

Abstract:
1. A medical device comprising a shaft, the shaft comprising: a rolled sheet of flexible material having a first longitudinal edge, a second longitudinal edge, and a sheet surface between the first and second longitudinal edges that forms an inner shaft surface, the first and second longitudinal edges of the sheet being joined in abutment to form a seam extending along a length of the shaft, the sheet surface including a plurality of longitudinal ribs such that the rolled sheet forms a plurality of lumens within the shaft with the ribs separating the plurality of lumens from one another; and a plurality of elongated members, each of the plurality of members extending within one of the plurality of lumens; wherein all or a portion of the first longitudinal edge joins to the second longitudinal edge in a single seam; each of the longitudinal ribs include a base and a peak; the base of each of the plurality of ribs are spaced apart from one another; and the plurality of ribs join to one another in proximity to their peaks.