Product Name: HeartStart MRx Defibrillator. Technical Name: Defibrillator. ANVISA registration number: 10216710136. Class of risk: III. Model Affected: M3535A, M3536A. Affected serial numbers: US00205374; US00211784; US00537846; US00540022; US00546163; US00547369; US00560582; US00564384; US00564385; US00566641; US00566642; US00566689; US00566690; US00567001; US00567002; US00567003; US00567004; US00569420; US00576505; US00576506; US00576507; US00576569; US00576570; US00576571; US00576572; US00576573; US00576574; US00576575; US00576576; US00576577; US00576578; US00576579; US00576580; US00576581; US00576582; US00576583; US00576584; US00576585; US00576586; US00576587; US00576588; US00576589; US00576590; US00576591; US00576592; US00576593; US00576594; US00576595; US00576596; US00576597; US00576598; US00576599; US00576600; US00576601; US00576602; US00576603; US00576604; US00576605; US00576606; US00576607; US00576608; US00576609; US00576610; US00576611; US00579400; US00579401; US00579402; US00579403; US00579404; US00579405; US00579406; US00579407; US00579408; US00579409; US00579413; US00579414; US00579415; US00579416; US00579417; US00579418; US00579419; US00579420; US00579421; US00579422; US00579423; US00579424; US00579425; US00579426; US00579427; US00579428; US00579429; US00579430; US00579431; US00579432; US00579433; US00579434; US00579435; US00579436; US00579640; US00579501; US00579502; US00579503; US00579504; US00579497; US00584396; US00332060; US00584388