General surgical evaluation of a powered device operating at ultrasonic frequencies.
D000368:Aged; D000818:Animals; D004285:Dogs; D011211:Electric Power Supplies; D005069:Evaluation Studies as Topic; D006801:Humans; D008297:Male; D010183:Pancreatic Ducts / Q000601:surgery; D010190:Pancreatic Neoplasms / Q000601:surgery; D010865:Pilot Projects; D013396:Suction / Q000295:instrumentation; D013525:Surgical Instruments; D014465:Ultrasonics