Handpiece for transmyocardial vascularization heart-synchronized pulsed laser system
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United States of America Patent
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Oct 17, 2000
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N/A
app pub date -
Feb 24, 1994
filing date -
Sep 24, 1990
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Abstract
A handpiece for use in transmyocardial revascularization heart-synchronized pulsed laser system includes a barrel having a passage for transmitting a laser beam; a surface at the distal end of the barrel for contacting the wall of the heart; an aperture located at the distal end of the barrel and the enlarged surface for transmitting the laser beam; and means for focusing the laser beam proximate to the aperture to vaporize the tissue of the heart wall and create a hole to the interior heart chamber.
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