Patent ID: 9636132
Date: 2017-05-02
CPC Classifications: A61B

Claim:
1. A cutting device for use with a powered surgical tool, comprising: an outer blade including a tubular body, an end cap, and a cutting window defined by a beveled edge on the tubular body and the end cap; and an inner blade including a cutting tip, the inner blade co-axially disposed within the outer blade such that the cutting tip is rotatably exposed at the cutting window, the cutting tip having castellations, opposing teeth, a first opening, and a second opening, wherein the second opening is circumferentially spaced from the first opening at a distal most end of the inner blade, wherein the castellations extend parallel to a longitudinal axis of the inner blade toward the end cap of the outer blade between the first opening and the second opening, and wherein the opposing teeth extend radially toward one another across the first opening of the cutting tip and generally perpendicular to the castellations.