EE WAS HYDROBLASTING ON COOLER BUNDLES IN THE AUTOCLAVE. HE PULLED THE FLEX HOSE OUT TO MOVE TO THE NEXT HOLE & THE FLEX HOSE TIP WAS NOT FAR ENOUGH INTO THE HOLE. WHEN HE PULLED THE HANDLE TO START THE WATER, ALL THE OTHER HOLES PLUGGED, FORCING WATER BACK THROUGH HIS HAND. HE REPORTED THE INJURY 4 DAYS LATER WHEN IT WAS APPARENT IT WOULD NOT HEAL ON IT'S OWN. DIAGNOSIS: INFECTION