Advanced search
Publication Cover
Journal of Medical Engineering & Technology Volume 32, 2008 - Issue 4
Submit an article Journal homepage
134
Views
8
CrossRef citations to date
0
Altmetric
Original Article

Introduction of an embolus detection system based on analysis of the transcranial Doppler audio-signal

R. W. M. Keunen Department of Neurology and Clinical Neurophysiology, Haga Teaching Hospitals (location Leyenburg), Leyweg 275 2545 CH, The Hague, The NetherlandsCorrespondence[email protected]
,
R. Hoogenboezem Department of Electro Engineering of the Technical High School of The Hague (HHS, sector techniek, afdeling electro-techniek), The Netherlands
,
R. Wijnands Department of Electro Engineering of the Technical High School of The Hague (HHS, sector techniek, afdeling electro-techniek), The Netherlands
,
A. C. M. Van den Hengel Department of Electro Engineering of the Technical High School of The Hague (HHS, sector techniek, afdeling electro-techniek), The Netherlands
&
R. G. A. Ackerstaff Department of Neurology and Clinical Neurophysiology, Antonius Hospital Nieuwegein/Utrecht, The Netherlands
Pages 296-304 | Published online: 09 Jul 2009

References

  • Markus H. S., MacKinnon A. Asymptomatic embolisation detected by Doppler ultrasound predicts stroke risk in symptomatic carotid artery stenosis. Stroke 2005; 36: 971–975
  • Ackerstaff R. G.A., Jansen C., Moll F. L., Vermeulen F. E., Hamerlijnck R. P., Mauser H. W. The significance of micro-emboli detection by means of transcranial Doppler ultrasonography monitoring in carotid endarterectomy. Journal of Vascular Surgery 1995; 21: 963–969
  • Spence J. D., Tamayo A., Lownie S. P., Ng W. P., Ferguson G. G. Absence of microemboli on transcranial Doppler identifies low-risk patients with asymptomatic carotid stenosis. Stroke 2005; 36: 2373–2378
  • Ackerstaff R. G.A., Moons K. G., van de Vlasakker C. J., Moll F. L., Vermeulen F. E., Algra A., Spencer M. P. Association of intraoperative transcranial Doppler monitoring variables with stroke from carotid endarterectomy. Stroke 2000; 31: 1817–1823
  • Spencer M. P., Thomas G. I., Nicholls S. C., Sauvage L. R. Detection of middle cerebral artery emboli during carotid endarterectomy. Stroke 1990; 21: 415–423
  • Markus H. S., Cullinane M., Reid G. Improved automatic emboli detection of embolic signals using a novel frequency filtering approach. Stroke 1999; 30: 1610–1615
  • Moehring M. A., Spencer M. P. Power M-mode Doppler (PMD) for observing cerebral blood flow and tracking emboli. Ultrasound in Medicin & Biology 2002; 28: 49–57
  • Russel D., Brucher R. Online automatic discrimination between solid and gaseous cerebral micro-emboli with the first multifrequency transcranial Doppler. Stroke 2002; 33: 1975–1980
  • Fan L., Evans D. H., Naylor A. R., Tortoli P. Real-time identification and archiving of micro-embolic Doppler signals using a knowledge-based DSP system. Medical & Biological Engineering & Computing 2004; 42: 193–200
  • Cullinane M., Reid G., Dittrich R., Kaposzta Z., Ackerstaff R. G., Babikian V., Droste D. W., Grossett D., Siebler M., Valton L., Markus H. S. Evaluation of new online automated embolic signal detection algorithm, including comparison with panel of international experts. Stroke 2000; 31: 1335–1341
  • Munts A. G., Mess W. H., Bruggemans E. F., Walda L., Ackerstaff R. G. Feasibility and reliability of on-line automated microemboli detection after carotidendarterectomy. A transcranial Doppler study. European Journal of Vascular and Endovascular Surgery 2003; 25: 262–266
  • Consensus Committee of the Ninth International Cerebral Hemodynamic Symposium. Basic identification criteria of Doppler micro-embolic signals. Stroke 1995; 26: 1123
  • Ringelstein E. B., Droste D. W., Babikian V. L., Evans D. H., Grosset D. G., Kaps M., Markus H. S., Russell D., Sieber M. Consensus on microembolus detection by TCD. Stroke 1998; 29: 725–729
  • Chung E. M., Fan L., Degg C., Evans D. H. Detection of Doppler embolic signals: psychoacoustic considerations. Ultrasound in Medicine & Biology 2005; 31: 1177–1184
  • Chung E. M., Fan L., Ross Naylor A., Evans D. H. Impact of clinical environment on embolus detection: a comparison of automated and manual detection of Doppler embolic signals. Cerebrovascular Disease 2007; 23: 169–174
  • Mess W. H., Willigers J. M., Ledoux L. A., Ackerstaff R. G., Hoeks A. P. Micro-embolic signal description: a reappraisal based on a customized digital postprocessing system. Ultrasound in Medicine & Biology 2002; 28: 1415–1423
  • Cowe J., Gittins J., Ross Naylor A., Evans D. H. RF signals provide additional information on embolic events recorded during TCD monitoring. Ultrasound in Medicine & Biology 2005; 31: 613–623
  • Aydin N., Padayachee S., Markus H. S. The use of the wavelet transform to describe embolic signals. Ultrasound in Medicine & Biology 1999; 25: 953–958
  • Devuys G., Darbellay G. A., Vesin J. M., Kemeny V., Ritter M., Droste D. W., Molina C., Serena J., Sztajzel R., Ruchat P., Lucchesi C., Dietler G., Ringelstein E. B., Despland P. A., Bousslavsky J. Automatic classification of HITS into artefacts or solid or gaseous emboli by wavelet representation combined with dual-gate TCD. Stroke 2001; 32: 2803–2809
  • Keunen R. W., Stam C. J., Tavy D. L., Mess W. H., Ackerstaff R. G. Preliminary report of detecting micro-embolic signals in transcranial Doppler time-series with nonlinear forecasting. Stroke 1998; 29: 1638–1643

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Order Reprints Request Corporate Permissions

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

Request Academic Permissions

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.

Related research

People also read lists articles that other readers of this article have read.

Recommended articles lists articles that we recommend and is powered by our AI driven recommendation engine.

Cited by lists all citing articles based on Crossref citations.
Articles with the Crossref icon will open in a new tab.