SIZING DEVICE AND METHOD OF POSITIONING A PROSTHETIC HEART VALVE
First Claim
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1. A sizing device for use in implanting a collapsible prosthetic heart valve in a native valve annulus, the sizing device comprising:
- a collapsible and expandable stent having an annulus section and an aortic section; and
a sensor coupled to the annulus section of the stent, the sensor being capable of collecting information related to the native valve annulus.
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Abstract
A sizing device for a collapsible prosthetic heart valve includes a collapsible and expandable stent. A microelectromechanical sensor is coupled to the stent, the sensor being capable of collecting information related to the size and stiffness of tissue.
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Citations
21 Claims
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1. A sizing device for use in implanting a collapsible prosthetic heart valve in a native valve annulus, the sizing device comprising:
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a collapsible and expandable stent having an annulus section and an aortic section; and a sensor coupled to the annulus section of the stent, the sensor being capable of collecting information related to the native valve annulus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method for determining the proper fitment of a prosthetic heart valve within a native valve annulus, comprising:
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introducing a sizing device into the native valve annulus, the sizing device including (i) a collapsible and expandable stent having an annulus section and an aortic section and (ii) a sensor coupled to the annulus section of the stent, the sensor being capable of collecting information related to the native valve annulus; expanding the diameter of the stent within the native valve annulus; and acquiring information related to the native valve annulus via the sensor. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21)
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Specification