WE WAS MAKING A MOVE ON SECTION, I WAS HELPING COWORKER MOVE A BATTERY. I HOOKED UP CABL AND COWORKER PULLED UNIT INTO SCOOP. HOOK GOT LODGED BETWEEN BATTERY & SCOOP BUCKET. I COULDN'T GET HOO K LOOSE SO I ASKED COWORKER TO MOVE FORWARD TO LOOSEN CABL ON HOOK. THE THE RAM MOVED BACK AND CAUGHT MY RINGER FINGER & MIDDLE FINGER. THIS INJURY WAS NOT CAUSED BY ANY ASPECT OF COMPLIANCE