Patent ID: 7753852

Claim:
A catheter device for performing an atherectomy in a patient, comprising: an atherectomy catheter having a rotating knife like cutter arranged in a tip area of the catheter; an OCT sensor arranged in a front part of the atherectomy catheter; an IVUS sensor arranged in the front part of the atherectomy catheter; a position sensor interoperated with the OCT sensor and the IVUS sensor; and an image processing unit connected with the OCT sensor, the IVUS sensor and the position sensor via a data bus, the image processing unit configured to create a combined image based on data from the sensors; wherein the position sensor is an electromagnetic sensor which comprises a transmit coil arranged in the atherectomy catheter and an external receiver coil, or an external transmit coil and a receiver coil arranged in the atherectomy catheter; and wherein the OCT sensor or the IVUS sensor is arranged on one side relative to a longitudinal axis of the atherectomy catheter.