Catheter tracking system
US6226547A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1998 |
| Grant date | May 1, 2001 |
| Priority date | — |
| Expiry date | Nov 16, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2034/2072
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A catheter tracking system as depicted in FIGS. 1,2, and 3 for locating and tracking a position of a catheter head 16 within a part of a human or animal body 1. The catheter tracking system including of a catheter 10 having a head 16 which is arranged to be conveyed through a human or animal body to a desired location, a plurality of magnetic field transducers, at least one of which is disposed on the catheter 18, and others of which are located in/or around a body and which serve as reference transducers 19, and a control unit which energises the plurality of magnetic field transducers. Upon processing of the magnetic field signals the position of a catheter head 16 with respect to reference transducers 19 is determined.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.