| transthoracic pacemaker |
an external cardiac pacemaker delivering stimuli through the chest wall, such as one connected to the heart by percutaneous pacing wires introduced through a transthoracic needle or one in which large electrodes are placed on the skin over the heart.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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