Method and apparatus for closing a body lumen
First Claim
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1. A method of reducing the volume of the left atrial appendage, comprising the steps of:
- providing a catheter having at least four tissue anchors thereon, the anchors each having a suture secured thereto;
advancing the catheter through the heart and into the left atrial appendage;
inclining the anchors radially outwardly from the axis of the catheter towards tissue surrounding the opening to the left atrial appendage;
deploying the anchors from the catheter and into the tissue; and
retracting the sutures to reduce the volume of the left atrial appendage.
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Abstract
Disclosed is a closure catheter, for closing a body cavity such as a vessel, or the left atrial appendage of the heart. The closure catheter includes a plurality of deployable tissue anchors, which may be laterally deployed into surrounding tissue. The anchors may thereafter be used to draw the tissue radially inwardly, to close the body cavity. Methods are also disclosed.
1170 Citations
4 Claims
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1. A method of reducing the volume of the left atrial appendage, comprising the steps of:
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providing a catheter having at least four tissue anchors thereon, the anchors each having a suture secured thereto;
advancing the catheter through the heart and into the left atrial appendage;
inclining the anchors radially outwardly from the axis of the catheter towards tissue surrounding the opening to the left atrial appendage;
deploying the anchors from the catheter and into the tissue; and
retracting the sutures to reduce the volume of the left atrial appendage. - View Dependent Claims (2, 3, 4)
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Specification