Barrington Orthopedic Specialists ~ Rehabilitation Tech/Aide Physical Therapy Department Since 1980, Barrington Orthopedic Specialists' physicians have remained the premier orthopedic providers of the northwest Chicago suburbs, providing compassionate, individualized care for patients' bone, joint, and muscle injuries and conditions. Job duties entail patient care, escorting patients back to treatment area; apply modalities and exercises under the direct supervision of a clinician.