The following work is upon a subject which, perhaps, more frequently than any other in surgery, demands prompt action, anatomical knowledge, and surgical skill. The number of sufferers from hernia is immensely large, and too often the inadequate knowledge of their attending physicians leads them to the nets of the charlatans who advertise trusses and bandages.<br><br>Even able men have hesitated at performing operations for the radical cure of rupture, so frequently has disappointment followed this procedure. The author believes he explains one in this volume which will be found to present the minimum of risk, and to proffer a large probability of success, as the statistics given will demonstrate.