A limb support (218, 218) coupled to a patient-support apparatus (210) includes a multi-axis pivot mount having a first joint (232) mounted to the patient-support apparatus (210), an arm (234) coupled to the first joint (232) on a first end for pivotable movement thereabout, and a second joint (236) coupled to a second end of the arm (234) for pivotable movement thereabout. A cushion assembly (238) is mounted to the second joint (236) for pivotable movement of the cushion assembly (238) in relation to the second joint (236).