Joseph D. Tobias

This study tested whether a pulse oximeter placed in the throat (oropharynx) can accurately measure blood oxygen levels during surgery. Researchers compared readings from the throat sensor to standard finger or toe sensors and to blood tests. The goal was to see if this new appro…

This study tested a new device called the TetraGraph to measure how well babies' muscles recover from anesthesia during surgery. Researchers compared it to the standard visual check in 50 infants under 1 year old. The goal was to see if the new monitor works well in this age grou…

This study looked at how a device called TetraGraph can help doctors measure muscle relaxation in children during surgery. The goal was to find the right amount of a muscle relaxant drug (rocuronium) needed to keep the patient still but safe. Fifty children under 18 took part, an…