Summary Job Description: Registered Nurse-OR Full-Time, Weekend Shift (2x12's 06:45 - 1930) Operating Room I Lexington, encompasses several key areas: the Pre-Op Department, 20 operating rooms with a business office staff responsible for scheduling, a Postoperative Care Unit, an Endoscopy Department with dedicated pre- and post-op areas, and a Sterile Processing Department. Description: Assessment of patients' needs.