Trade name: VENTILATION SYSTEM. ANVISA registration number: 80259110072. Model affected: Servo-i. . Commercial Name: Servo-air Ventilation System. ANVISA registration number: 80259110124. Affected model: Servo-Air. . Trade name: SERVO-I PULMONARY VENTILATOR. ANVISA registration number: 80259110006. Model affected: Servo-s. . Trade name: VENTILADOR PULMONAR SERVO-S. ANVISA registration number: 80259110034. Affected model: Servo-u / n. . Technical Name: Pressure and Volume Fan. Risk class: III. Serial number affected: See distribution map