Patent 9775636 was granted and assigned to Corvia Medical Inc. on October, 2017 by the United States Patent and Trademark Office.
The present teachings provide devices and methods for percutaneously removing internal tissue. Specifically, one aspect of the present teachings provides a tissue incising element with a sharp cutting edge and a longitudinal lumen and a tissue stabilizer slidably disposed within the longitudinal lumen of the tissue incising element. The tissue incising element has a deployed configuration during tissue cutting and a small collapsed configuration during the percutaneous delivery and removal. The tissue stabilizer includes a tissue supporting/gripping element configured to support tissue during incising and capture the removed tissue.