Patent ID: 9011342
Filing Date: 2015-04-21
Classification: A61B,A61M

Abstract:
1. A fluid injection system comprising: fluid tubing adapted to provide fluid communication between the injection system and a patient, the fluid tubing including a contrast line, a saline line, and a patient line in selective fluid communication with the contrast and saline lines via a valve; a pressure transducer in selective fluid communication with the patient line via the valve; a guidewire; a sensor delivery device that is slidably positionable over the guidewire, the sensor delivery device having a sensor that is positionable within the patient; a control panel; and a processor; wherein the processor is adapted to receive: and wherein the control panel is adapted to display information derived from the first and second signals and the processor is adapted to calculate fractional flow reserve (FFR) based on a ratio of the first signal to the second signal.