Patent ID: 11857296
Assignee: PHILIPS IMAGE GUIDED THERAPY CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 6:
7. A system for evaluating a blood vessel of a patient, comprising:
a first instrument sized and shaped for introduction into the vessel of the patient; and
a processing system in communication with the first instrument and a second instrument, wherein the processing system configured to:
obtain pressure measurements from the first and second instruments while the first instrument is moved longitudinally through the vessel from a first position to a second position and the second instrument remains stationary;
determine a plurality of pressure ratios based on the obtained pressure measurements, wherein the plurality of pressure ratios correspond to a plurality of portions of the vessel;
determine, for a portion of the plurality of portions, an amount of change associated with the plurality of pressure ratios attributable to the portion; and
output, on a display in communication with the processing system, a visualization of the vessel, wherein a visual characteristic of the visualization of the vessel at the portion is representative of the amount of change associated with the plurality of pressure ratios attributable to the portion.