You went into a Bronx operating room for what your surgeon called a routine abdominal procedure. Three weeks later you're back in an emergency room with a raging fever, and a CT scan shows a surgical sponge sitting inside your abdomen, surrounded by infection. You were unconscious for the entire operation, so you have no idea who left it there — the surgeon, the scrub nurse, the circulating nurse, or someone else on the team. New York law has an answer for exactly this proble