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公开(公告)号:AU4420697A
公开(公告)日:1998-04-14
申请号:AU4420697
申请日:1997-09-15
Applicant: ORTHOLOGIC CORP
Inventor: KOENEMAN JAMES B , SHELLER MICHAEL B
Abstract: A patient interface device provides a single coil having two generally opposed flange regions which generate a large area, uniform magnetic field. The coil includes a magnetic field sensor for determining the magnetic field intensity between the flanges. The wire windings in the flanges may be distributed in various cross-sectional profiles.