(June 5, 2018, 12:24 PM EDT) -- CHICAGO — The Seventh Circuit U.S. Court of Appeals on June 4 affirmed a lower court ruling that a plaintiff must designate an expert to testify as to why an intrauterine device (IUD) broke while it was being removed (Cheryl Dalton v. Teva North America, et al., No. 17-1990, 7th Cir., 2018 U.S. App. LEXIS 14709)....