Patent ID: 11864847
Assignee: nan
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 22:
23. An auxiliary instrument for determining a position of a second device, the auxiliary instrument comprising a proximal end, a distal end region, and an outer diameter, said auxiliary instrument further comprising a first localization element and a second localization element whose positions and orientations can be determined with an electromagnetic position detection system, wherein the first localization element is arranged within the distal end region and comprises a coil arrangement comprising a number of coils connected in series, the coil arrangement having at least one bending section which is located between two of the coils of the coil arrangement, and the second localization element is arranged within the distal end region and comprises a second coil, wherein said auxiliary instrument is configured to insert into a lumen of the second device, said lumen of the second device having an inner diameter larger than the outer diameter of the auxiliary instrument, and wherein, during insertion, the position of said second device is determinable.