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US 9,173,705 B2Granted
Subxyphoid epicardial ablation
AssigneenContact Surgical, Inc.
InventorsJames G. Whayne, Sidney D. Fleischman
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Abstract
Methods and devices described herein facilitate ablation patterns on the heart within a pericardial sac and without opening or deflating the lungs.
Claims28
A method of creating a lesion on a surface of a heart in a body of a patient during a minimally procedure, the method comprising:
- creating a minimally invasive incision to access a chest cavity of the patient;
- creating an opening in a pericardium of the patient and positioning a dilation device into the pericardial space;
- creating a path within the pericardial space by expanding the dilation device, deflating the dilation device, and then repositioning and re-expanding the dilation device;
- advancing a treatment device through the path to position the treatment device against a surface of the heart;
- and
- creating the lesion on the surface of the heart using the treatment device.
3 more elements
Dependencies are inferred from the claim text.