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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Feb 9, 1999
Issued Date -
N/A
app pub date -
May 28, 1997
filing date -
Dec 23, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a method for locating an arterial constriction and performing an arteriotomy distally thereof, especially with a view to establishing a bypass connection between the aorta (52) and a part of the coronary artery (51) distally of a constriction in the artery, the most important steps are locating the site of the constriction in the artery (51), preferably by using an instrument (9) with a head (3) carrying an ultrasonic transducer array (not shown), and making an incision in the artery (51) closely distally of the constriction, preferably by using a knife (not shown) placed in said head (3).
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