Joseph D. Tobias

This study aimed to see if the amount of air set on a breathing machine during surgery matches the actual air moving in and out of the lungs. Researchers planned to place a small sensor on the breathing tube of children having surgery to measure airflow. The study was withdrawn b…

This study was designed to see if a special saltwater solution (buffered 2% hypertonic saline) is better than standard fluids for children and teens having spine surgery for scoliosis. The goal was to compare how the body's acid-base balance and electrolyte levels changed during …

This study watches how moving the head of the bed up and down during spine surgery changes oxygen levels in the brain. About 50 teens having scoliosis surgery will take part. A special light-based monitor measures brain oxygen without needles.