Annual electricity costs for operating room equipment at a large hospital equal that of 5 school buildings; an average size hospital equates to a warehouse. Stand-alone suction devices at a large hospital draws the equivalent as 5, 120 electrical cars; even turning them off for 1 hour per day can save 4, 650. 56 per year. Incremental reforms in operating room equipment utilization can substantially reduce hospital expenses and carbon footprint.
Doctorman et al. (Fri,) studied this question.