power take-off lesion

Avulsion of the loose skin of the scrotum and penis, caused by moving parts from factory or farm equipment that may engage a trouser leg and twist upward; the skin may be torn from the glans penis—which is spared—and extend to the coronal sulcus
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

power take-off lesion

Occupational medicine Avulsion of the loose skin of the scrotum and penis, caused by moving parts from factory or farm equipment that may engage a trouser leg and twist upward; the skin may be torn from the glans penis–which is spared–and extend to the coronal sulcus
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.