Cardiac event recorders; Electrocardiographic (ECG) recorders and electrocardiographic (ECG) digital plasters sold as a unit; Medical apparatus and instruments for monitoring heart rate; Medical apparatus for diagnosing suspected heart attacks; Medical devices for use in treating or diagnosing arrhythmia and heart failure with integrated recorded software for recording, processing and transmitting medical data, sold as a unit; Medical devices for use in treating or diagnosing arrhythmia and h...