METHOD AND ARRANGEMENT FOR LOCATING A MEASUREMENT AND/OR TREATMENT CATHETER IN A VESSEL OR ORGAN OF PATIENT

摘要

A method for locating a catheter in a patient comprising the steps of: intracorporeally placing a movable catheter in a patient, said catheter being selected from the group consisting of measurement catheters and treatment catheters; simultaneously intracorporeally placing a fixed catheter in a patient in a vicinity of said catheter; intracorporeally transmitting electromagnetic signals between said fixed catheter and said movable catheter, with one of said fixed catheter and said catheter serving as a signal transmitter and the other of said fixed catheter said movable catheter and serving as a signal receiver, said signal receiver receiving received electromagnetic signals; and processing said received electromagnetic signals to identify an intracorporeal position of said movable catheter relative to an intracorporeal position of said fixed catheter. 3209 ה' בכסלו התשס" ג - November 10, 2002