DE69938899D1 - Bestimmung der position und orientierung eines verweilkatheters - Google Patents

Bestimmung der position und orientierung eines verweilkatheters

Info

Publication number
DE69938899D1
DE69938899D1 DE69938899T DE69938899T DE69938899D1 DE 69938899 D1 DE69938899 D1 DE 69938899D1 DE 69938899 T DE69938899 T DE 69938899T DE 69938899 T DE69938899 T DE 69938899T DE 69938899 D1 DE69938899 D1 DE 69938899D1
Authority
DE
Germany
Prior art keywords
location
magnets
values
magnetic field
predicted
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69938899T
Other languages
English (en)
Inventor
David R Haynor
Christopher P Somogyi
Robert N Golden
Gary B Sanders
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lucent Medical Systems Inc
Original Assignee
Lucent Medical Systems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lucent Medical Systems Inc filed Critical Lucent Medical Systems Inc
Application granted granted Critical
Publication of DE69938899D1 publication Critical patent/DE69938899D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
    • A61B5/061—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body
    • A61B5/062—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body using magnetic field
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
    • A61B2034/2046—Tracking techniques
    • A61B2034/2051—Electromagnetic tracking systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/37—Surgical systems with images on a monitor during operation
    • A61B2090/376—Surgical systems with images on a monitor during operation using X-rays, e.g. fluoroscopy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
    • A61B2090/3954—Markers, e.g. radio-opaque or breast lesions markers magnetic, e.g. NMR or MRI
    • A61B2090/3958—Markers, e.g. radio-opaque or breast lesions markers magnetic, e.g. NMR or MRI emitting a signal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/25—User interfaces for surgical systems
DE69938899T 1998-11-06 1999-10-28 Bestimmung der position und orientierung eines verweilkatheters Expired - Lifetime DE69938899D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/188,049 US6263230B1 (en) 1997-05-08 1998-11-06 System and method to determine the location and orientation of an indwelling medical device
PCT/US1999/025450 WO2000027281A1 (en) 1998-11-06 1999-10-28 Determining the location and orientation of an indwelling medical device

Publications (1)

Publication Number Publication Date
DE69938899D1 true DE69938899D1 (de) 2008-07-24

Family

ID=22691596

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69938899T Expired - Lifetime DE69938899D1 (de) 1998-11-06 1999-10-28 Bestimmung der position und orientierung eines verweilkatheters

Country Status (7)

Country Link
US (1) US6263230B1 (de)
EP (1) EP1126787B1 (de)
JP (1) JP2002529133A (de)
AT (1) ATE397889T1 (de)
AU (1) AU1331300A (de)
DE (1) DE69938899D1 (de)
WO (1) WO2000027281A1 (de)

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