System and {TAIL ~ method} to determine the location and {HEAD ~ orientation} of an indwelling medical device 
System and { TAIL ~ method } to determine the location and { HEAD ~ orientation } of an indwelling medical device
OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH