Percutaneous spinal stenosis treatment

摘要: A method for percutaneously removing ligamentum flavum tissue in a spine to treat spinal stenosis may involve advancing distal portion of removal cannula into the tissue, uncovering side-opening aperture disposed on expose cutter cannula, and cutting using while is uncovered. device include including side-facing aperture, an cover slidably coupled with configured advance retract uncover within extend through cut tissue.