Patent ID: 9402648
Filing Date: 2016-08-02
CPC Classification: A61B

Claim Text:
1. A cutting device comprising: an elongated shaft extending between a proximal end and a distal end, the elongated shaft including an inner surface defining a passageway extending at least partially through the elongated shaft; a first cutting element disposed at least partially within the passageway and extending from the distal end of the elongated shaft so as to contact tissue; a second cutting element disposed at least partially within the passageway and extending from the distal end of the elongated shaft and configured for retractable extension beyond the distal end of the elongated shaft so as to contact tissue; and a deployment mechanism disposed within the proximal end of the elongated shaft and configured to engage the second cutting element wherein, upon actuation, the deployment mechanism is configured to circle the second cutting element around the first cutting element.