A method of modifying a two-dimensional, flat fiber morphology of a never-been-dried wood pulp into a three-dimensional twisted fiber morphology without the aid of a chemical cross-linker. This view of ranking web pages enables appropriate entries for a matrix G of the web, so that fast-solver techniques can be employed to iterate G, solving for ranks, or a dominant eigenstructure, achieving an O performance in time and memory requirements. The first and second openings and the passageway are configured for the passage of an elongate medical device there through.