An apparatus for supporting a patient during a medical procedure, the apparatus including: first and second opposed 5 end supports； a patient support structure connected to and bridging substantially between the first and second end supports, the support structure having a first portion and a second portion, the first and second portions being selectively lockable in a first substantially planar orientation along a 10 longitudinal axis of the support structure, the first and second portions positionable and lockable in a plurality of angles with respect to one another, with each portion movable to a position on either side of the first planar orientation； and the patient support structure formed by a framework having 15 an open interior region sized and shaped to allow a portion of a patient's anatomy to extend pendantly relative to the frame.
