Hernia surgery, a bread and butter operation for many hospitals, seems a likely candidate for streamlining, standardization, and package pricing. But there's no consensus on the best way to do hernia repairs. Surgeons differ vehemently on which approach is preferable. The mesh plug attracted attention this summer when its advocate, Ira Rutkow, MD, appeared on TV. But the patch, traditional open repair, and laparoscopy also have their advocates. Here's a look at the techniques and why you're unlikely to see consensus soon.