Wireless Accelerometer for MRI-Guided Interventional Procedures

MRI-guidance is increasingly used for minimally-invasive procedures, such as biopsy, and requires real-time active tracking of surgical instruments. Although optical and MR-based fiducial tracking devices have been used, these systems rely on complex contact with the operator or line-of-sight access...

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Main Authors: Martyn N.J. Paley, Araminta Ledger, Martin O. Leach, Craig Cummings, Raymond Hughes, Ali Akgun
Format: Article
Language:English
Published: MDPI AG 2013-12-01
Series:Technologies
Subjects:
Online Access:http://www.mdpi.com/2227-7080/1/3/44
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author Martyn N.J. Paley
Araminta Ledger
Martin O. Leach
Craig Cummings
Raymond Hughes
Ali Akgun
author_facet Martyn N.J. Paley
Araminta Ledger
Martin O. Leach
Craig Cummings
Raymond Hughes
Ali Akgun
author_sort Martyn N.J. Paley
collection DOAJ
description MRI-guidance is increasingly used for minimally-invasive procedures, such as biopsy, and requires real-time active tracking of surgical instruments. Although optical and MR-based fiducial tracking devices have been used, these systems rely on complex contact with the operator or line-of-sight access for effective operation. A more straight-forward and clinically robust method is required to allow interactive real-time slice positioning of MR scan planes during interventional procedures. This study evaluated the use of a wristwatch-mounted, low cost wireless interface device for real-time MRI guidance. The device was designed to interact with software for planning rather than instrument guidance. The wireless device was integrated with two novel, open interventional magnet systems operating at 0.17T and 0.5T and utilized a novel customized graphic user interface (GUI) to assess interventional capability.
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spelling doaj.art-2129d8d7cafb4ed4acb9d002a89ed9442022-12-22T00:08:54ZengMDPI AGTechnologies2227-70802013-12-0113445310.3390/technologies1030044technologies1030044Wireless Accelerometer for MRI-Guided Interventional ProceduresMartyn N.J. Paley0Araminta Ledger1Martin O. Leach2Craig Cummings3Raymond Hughes4Ali Akgun5Unit of Academic Radiology, University of Sheffield, Sheffield S10 2JF, UKCR-UK and EPSRC Cancer Imaging Centre, Institute of Cancer Research, Royal Marsden NHS Foundation Trust, 15 Cotswold Road, Belmont, Sutton, Surrey SM2 5NG, UKCR-UK and EPSRC Cancer Imaging Centre, Institute of Cancer Research, Royal Marsden NHS Foundation Trust, 15 Cotswold Road, Belmont, Sutton, Surrey SM2 5NG, UKCR-UK and EPSRC Cancer Imaging Centre, Institute of Cancer Research, Royal Marsden NHS Foundation Trust, 15 Cotswold Road, Belmont, Sutton, Surrey SM2 5NG, UKSpecialty Magnetics Limited, Unit-1, 10 Stonefield Way, South Ruislip, Middlesex HA4 0JS, UKSpecialty Magnetics Limited, Unit-1, 10 Stonefield Way, South Ruislip, Middlesex HA4 0JS, UKMRI-guidance is increasingly used for minimally-invasive procedures, such as biopsy, and requires real-time active tracking of surgical instruments. Although optical and MR-based fiducial tracking devices have been used, these systems rely on complex contact with the operator or line-of-sight access for effective operation. A more straight-forward and clinically robust method is required to allow interactive real-time slice positioning of MR scan planes during interventional procedures. This study evaluated the use of a wristwatch-mounted, low cost wireless interface device for real-time MRI guidance. The device was designed to interact with software for planning rather than instrument guidance. The wireless device was integrated with two novel, open interventional magnet systems operating at 0.17T and 0.5T and utilized a novel customized graphic user interface (GUI) to assess interventional capability.http://www.mdpi.com/2227-7080/1/3/44interventional MRIwireless accelerometergeometry planningprobe navigation
spellingShingle Martyn N.J. Paley
Araminta Ledger
Martin O. Leach
Craig Cummings
Raymond Hughes
Ali Akgun
Wireless Accelerometer for MRI-Guided Interventional Procedures
Technologies
interventional MRI
wireless accelerometer
geometry planning
probe navigation
title Wireless Accelerometer for MRI-Guided Interventional Procedures
title_full Wireless Accelerometer for MRI-Guided Interventional Procedures
title_fullStr Wireless Accelerometer for MRI-Guided Interventional Procedures
title_full_unstemmed Wireless Accelerometer for MRI-Guided Interventional Procedures
title_short Wireless Accelerometer for MRI-Guided Interventional Procedures
title_sort wireless accelerometer for mri guided interventional procedures
topic interventional MRI
wireless accelerometer
geometry planning
probe navigation
url http://www.mdpi.com/2227-7080/1/3/44
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