Patent ID: 8137366

Claim:
A marking device for marking a location on an interior surface within an organ comprising: an elongate member having a proximal end and a distal end with a length therebetween, the length defining a shape which approximates a lumen to be formed from the interior surface, at least one dye port being formed through a sidewall of the elongate member, and at least one vacuum port being formed through the sidewall of the elongate member, the at least one dye port being configured to contact an area of the interior surface and deliver dye, and the at least one vacuum port being configured to remove air and fluid from within the organ when the at least one vacuum port is located therein wherein the at least one dye port comprises a plurality of dye ports and the at least one vacuum port comprises a plurality of vacuum ports, a first number of the plurality of vacuum ports being positioned on one side of the plurality of dye ports, and a remaining number of the vacuum ports being positioned on another side of the plurality of dye ports.