My grandson stabbed his brachial artery in attempt to commit suicide. He was revived after 13 minutes. Medi flight to hopital. Lost him on trip & revived.2x. It's been 2 weeks since repair surgery, a week in ICU. His kidneys have since shut down, he's on continuous dialysis, has pneumonia, on oxygen with a pressure mask to keep O2 up. Extremely high white blood count. He just turned 24. Sept 1st.we are so worried. Do you think he has a good chance of survival?