CPC A61B 17/1631 (2013.01) [A61B 2017/00309 (2013.01)] | 20 Claims |
1. A flexible shaft, comprising:
a tubular body extending along a central longitudinal axis, the tubular body having a proximal end and a distal end opposite the proximal end; and
a slot defined by the tubular body and extending along a helical path around and along at least a portion of the tubular body between the proximal end and the distal end,
wherein the helical path extends around the portion of the tubular body for a plurality of rotations,
wherein the slot defines at least two teeth adjacent one another along a direction parallel to the central longitudinal axis, each tooth of the two teeth having a feature, and
wherein a line extending through a center point of the feature on each of the two teeth is angularly offset from the central longitudinal axis.
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