Slidable sheaths for tissue removal devices

摘要

A tissue removal device and method of using the device to remove tissue from a patient is provided. The tissue removal device comprises a tissue removal probe and a sheath slidable relative to the probe. The probe has a tissue removal element, and the sheath has a portion that exposes the tissue removal element. The sheath distal end may be pre-shaped to bend when slid distal to the probe. The probe may have a window through which the tissue removal element is exposed.