Adjustable Sizer Devices for Minimally Invasive Cardiac Surgery
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United States of America Patent
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Issued Date -
Jul 30, 2009
app pub date -
Jan 23, 2009
filing date -
Jan 25, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Described is an adjustable device for sizing a heart valve annulus by a minimally invasive route, the device comprising: a cannula comprising a proximal end, a distal end and an interior lumen; and at least one wire extending through the interior lumen of the cannula, wherein the at least one wire may be advanced or retracted through the lumen and from the distal end of the cannula, such that a segment of the wire may form a plurality of different predetermined shapes of predetermined sizes used to size the heart valve annulus. Additionally, methods of using such adjustable sizing devices are disclosed.
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