Electrocardiograph (ECG) machine being operated by a doctor. This machine is attached by electrodes to a patient's chest and is used to monitor the electrical activity of the patient's heart. The results are recorded by the machine as a trace on moving graph paper (right). The trace can then be used to diagnose the health of the heart and to detect heart diseases and abnormalities which produce a characteristic electrical pattern | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Aj Photo / Hop Americain |
Bildgröße: | 2266 px × 3454 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |