... sternums (presternum, body of sternum, ensisternum), each rib and spatial intercostalia, scapula, spina iliaca anterior superior, symphysis ossium ... for real patients.3) Comprehensive signs of 80 typical heart patients and 60 lung patients for investigation training.4) ... auscultation of mitral valve incompetence, aortic valve stenosis and pulmonary valve stenosis. With the extension of transmission ...