Katheterverfolgungssystem

摘要

A catheter tracking system for tracking and monitoring a position of a catheter head within the human or animal body comprises a self referencing catheter. The self referencing catheter comprises an inner core (20), wherein the said outer sheath (1) comprises a plurality of sensors (12) and a fixing means (11) for fixing the said outer sheath (1) at a predetermined position, and wherein the said sensors (12) receive signals generated by a transducer (23), so as to produce measurement signals in accordance with a time of propagation of the said signals for determining the position of the head (21) relative to the said outer sheath (1).