Patent ID: 8768019

Claim:
A method of illustrating a structure, where the structure is in a subject, the method comprising: tracking a first plurality of locations or a first plurality of orientations of a reference tracking device during a first period of time, wherein the reference tracking device is fixed to the structure; determining a first location or a first orientation of the reference tracking device at a first time point and during the first period of time; determining a second location or a second orientation of the reference tracking device at a second time point and during the first period of time; acquiring a cine loop of image frames of the structure in the subject during a second period of time, wherein the second period of time is subsequent to the first period of time wherein a first image frame is acquired at a third time point during the second period of time, and wherein a second image frame is acquired at a fourth time point during the second period of time; correlating the first image frame to the first location of the first orientation; correlating the second image frame to the second location or the second orientation; tracking a second plurality of locations or a second plurality of orientations of the reference tracking device during a third period of time, wherein the third period of time is subsequent to the first period of time and the second period of time; during the third period of time and based on one of the second plurality of locations or the second plurality of orientations, selecting for display the first image frame or the second image frame; tracking a location of an instrument relative to the structure; and displaying (i) the selected first image frame or the second image frame, . . . and (ii) an icon representing the location of the instrument relative to the structure and super-imposed on the displayed first image frame or the displayed second image frame.