Laparoscopic colorectal surgery got off to a slow start in the 1990s because of concerns that the "little sticks" made it more difficult for the surgeon to effectively remove enough cancerous tissue and lymph nodes, compared to open surgery, as well as concerns over post-operative ileus, which can last 24 hours to a week. But experts we talked to say laparoscopy in colorectal surgery is making a comeback, thanks to better equipment, more positive evidence from clinical studies and more experienced colorectal surgeons. Here are seven signs pointing to colorectal surgeons doing more laparoscopic procedures.