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The Boston Globe


For heart surgery, a glue replaces needle and thread

When Dr. Pedro del Nido operates on an infant’s or small child’s heart, he closes the surgical cuts the old-fashioned way: with needle and thread.

As tried and true as it is, sewing a patch onto a child’s heart is difficult and risky: It has to be done fast, and in a small area; the needle has to pierce healthy tissue but avoid the cluster of cells that operate as the heart’s natural pacemaker.

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