MODEL RELEASED. Electrocardiograph (ECG) examination of a patient using a portable 6- channel ECG machine. Electrodes which record the electrical activity of the heart are attached to the patient's chest. The results are displayed on a moving strip of paper. ECG aids in the diagnosis of certain heart diseases and abnormalities by providing characteristic "fingerprint" traces. For example,clinical observations suggesting someone has had a heart attack may be confirmed by an ECG | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Fraser, Simon / Hexham General Hospital |
Taille de l’image : | 5031 px × 3543 px |
Model Release : | Disponible |
Property Release : | Non requis |
Restrictions : | - |