What is an investigator’s brochure? The investigator’s brochure (IB) is referenced in the European Medical Devices Regulation (2017/745, MDR). However, those unfamiliar with the term IB will find it defined in Annex XV, Chapter II, Section 2. In the interest of completeness, there is a catch-all expectation in MDR Article 62 on clinical investigations. MDR Article 62(4)(m) states “the requiremen..