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Claude S. Beck, M.D.
JAMA. 1954;156(15):1400-1401. doi:10.1001/jama.1954.02950150022006a.
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At the present time the surgeon who does cardiac surgery has his own method for opening the stenotic mitral valve. Every surgeon approaches the valve through the auricle and opens the valve either by a cutting device or by finger dilatation. I should like to report on the method I have found to be most useful and safest. It consists in introducing the gloved finger into the orifice of the mitral valve and either dilating or tearing the commissures by passing the first joint of the finger through the orifice. The finger is then removed. Umbilical tape is wrapped around the first joint of the finger (see figure), and a second glove is applied. The finger is then inserted into the orifice of the mitral valve, and the stenosis is further reduced by the tape-wrapped finger. This dilatation can be repeated so that the valve can be enlarged to the


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