Method and instrument for establishing the receiving site of a coronary artery bypass graft
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United States of America Patent
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Mar 10, 1998
Grant Date -
N/A
app pub date -
Aug 22, 1996
filing date -
Dec 23, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of locating a constriction in a coronary artery and performing an arteriotomy distally thereof which comprises locating the site of a constriction in a coronary artery by scanning the artery with a non-invasive sensing instrument capable of detecting the constriction. The sensing instrument has associated therewith a cutting instrument comprised of a cutter and member for moving the cutter into a position for making an incision. After the constriction is located, the cutting member is moved into a cutting position distal of the constriction and an incision is made through the wall of the artery into the lumen thereof.
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