That included backup propellers and motors, dual batteries, a backup power distribution board, and a parachute recovery system. Experts at the University of Maryland have, for the first time, used a drone to successfully deliver a kidney to an organ transplant patient at Baltimore's St Agnes Hospital. The 10-minute, 2.7-mile test flight was the culmination of more than 700 hours of work and 44 test flights. "This is one of those things that you just can't do without in your toolkit," said Dr. David L. Cohen, director of transplantation surgery at St. Agnes.
Experts at the University of Maryland have, for the first time, used a drone to successfully deliver a kidney to an organ transplant patient at Baltimore's St Agnes Hospital. The 10-minute, 2.7-mile test flight was the culmination of more than 700 hours of work and 44 test flights. "This is one of those things that you just can't do without in your toolkit," said Dr. David L. Cohen, director of transplantation surgery at St. Agnes.