Ключевые слова: alive, beat, cahge, cardiac, cardiothoracic, chest, child, clamp, closeup, cu, detail, disease, hand, heart, human, instrument, little, live, macro, medicine, membrane, open, operation, organ, pathology, real, retractor, rib, ribspreader, skin, small, surgeon, surgery, surgical, thoracic, thorax, thread, tool, unique, vessel,