BACKGROUND The need to control high costs of running operating rooms while providing for timely patient care led us to assess the time wasted in the operating room (OR). METHODS OR use by two general surgery and two orthopedic departments in a metropolitan public hospital were analyzed, and the time elapsed when a scheduled OR remained unused or the patient was still awaiting surgery was meas...

Keeping in mind the need to preserve energy as well as utilize the available at its best the need was felt to develop a module that would be able to sort out the problem where resources such as water and electricity were wasted, in urban as well as rural area. Resource (electricity) was wasted as beside the point operation of Highway & High Mast Lamp; while wastage of water followed by improper...

STUDY DESIGN Retrospective, case-control. OBJECTIVE Evaluate the utility of preoperative autologous blood donation (PABD) for surgical treatment of adolescent idiopathic scoliosis (AIS). SUMMARY OF BACKGROUND DATA Recent data have highlighted overuse of PABD in elective surgery; however, PABD is a major blood conservation strategy for AIS surgery. METHODS Medical records of 123 patients t...

We describe an algorithm for on-line d-dimensional bin packing which achieves O(n d+1 d+2) average wasted space. This algorithm runs in linear time in the number of items packed.