At 1021hrs Station 7 was alerted to an unknown rescue in the 25000 block of Sotterley Rd in Hollywood. Rescue Squad 7 and Chief 7A (Pilkerton) where in the area attempting to locate when Ambulance 798 located the subject with his hand stuck in a corn picker. Chief 7A established the Sotterley Rd command and Rescue Squad 7's crew set up for a lengthy extrication which started at 1034hrs. The squad crew utilized the plasma cutter and several prying tools to release the subject's hand which was caught up in the rollers of the corn picker. The crew cut numerous brackets to release the rollers from the brackets to pry them up away from the patient's hand. At 1059hrs the patient was freed from the corn picker and transported by Ambulance 798 to the landing zone. Extrication time was 25mins from the time the Squad crew started extrication. The patient was flown to Baltimore Shock Trauma via Trooper 7. Hollywood Volunteers were available from the scene at 1121hrs.