Brazil's medical technology regulatory agency, Anvisa, has enacted Regulation RDC 291, of 24 June 2019, enabling, with immediate effect, new devices sterilized using ethylene oxide to be certified as sterile under a parametric release protocol (subject to standards ABNT NBR ISO 11135:2018) or using biological markers. Parametric release essentially relies on progressive stages of sterilization instead of a series of final sterility tests.
Until now, under Ordinance (Portaria Interministerial) 482, of April 1999, which RDC 291/2019 replaces, both biological marker and sterility tests...