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US 8,267,951 B2Granted
Dissecting cannula and methods of use thereof
AssigneenContact Surgical, Inc.
InventorsJames G. Whayne, Sidney D. Fleischman, Christopher W. Sicvol
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Abstract
Methods and devices described herein facilitate improved access of locations within the body by providing a variety of dissection modes on a single access device.
Claims13
A method of creating atrial lesion patterns on, a first and second atrial surfaces of a heart of a patient, the method comprising:
- accessing a diaphragm through a first incision in an abdomen of the patient;
- advancing at least a first and second access devices through separate openings in the diaphragm into a thoracic cavity of the patient and into a pericardial space adjacent to the first atrial surface;
- positioning a coagulation device adjacent to the first atrial surface through one of the access devices;
- creating a first coagulation region on the first atrial surface with the coagulation device;
- and
- creating a second coagulation region on the second atrial surface with the coagulation device.
3 more elements
Dependencies are inferred from the claim text.