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Ernest L. Madsen, Ph.D.

Ernest L. Madsen, Ph.D.

Emeritus Professor, Medical Physics

Department Affiliations

Medical Physics

Education

B.S., University of Maryland, College Park, MS (Physics)

Ph.D., Catholic University of America, Washington DC (Solid State Physics)

Research Interest

Performance testing of ultrasound imagers, tissue-mimicking materials & phantoms for ultrasound & magnetic resonance, and ultrasound tissue characterization

Positions

  • 3/1985-7/1993-Associate Professor of Medical Physics, University of Wisconsin, Madison, WI

  • 7/1993-7/2001-Professor of Medical Physics, University of Wisconsin, Madison, WI

  • 7/2001-Present-Emeritus Professor of Medical Physics, University of Wisconsin, Madison, WI

Awards and Honors

  • Fellow of the American Institute of Ultrasound in Medicine (AIUM)

  • Fellow of the American Association of Physicists in Medicine (AAPM)

  • 2007 Pioneer in Ultrasound Basic Science Award from the American Institute of Ultrasound in Medicine (AIUM)

Memberships

  • American Institute of Ultrasound in Medicine (AIUM)

Patents

  • U.S. Patent No. 4, 277, 367 issued 7/7/81 to WARF: "Phantom Material and Method," E.L. Madsen, J.A. Zagzebski, R.A. Banjavic, and M.M. Burlew.

  • U.S. Patent No. 4,843,866 issued 7/4/89 to WARF: "Ultrasound Phantom," E.L.Madsen, J.A. Zagzebski, and G.R. Frank.

  • U.S. Patent No. 5,312,755 issued 5/17/94 to WARF : "Contrast Resolution Tissue- mimicking Phantoms for Nuclear Magnetic Resonance Imaging with Stable NMR Properties," E.L. Madsen, J.C. Blechinger, and G.R. Frank.

  • U.S. Patent No. 5,574,212 issued 11/12/97 to WARF: "Automated System and Method for Testing Resolution of Ultrasound Scanners," E.L. Madsen, J.A. Zagzebski, G.R. Frank, and J.J. Rownd.

  • U.S. Patent No. 5,625,137 issued 4/29/97 to WARF: "Very Low Scatter Liquid and Solid Tissue Mimicking Material for Ultrasound Phantoms and Method for Making the Same," E.L. Madsen, and G.R. Frank.

  • U.S. Patent No. 5,670,719 issued 9/23/97 to WARF: "Automated System and Method for Testing Resolution of Ultrasound Scanners," E.L. Madsen, and G.R. Frank.

  • U.S. Patent No. 5,827,942 issued 11/27/98 to WARF: "System and Method for Testing Imaging Performance of Ultrasound Scanners and Other Medical Imagers," E.L. Madsen, and J.M. Koer.

  • U.S. Patent No. 5,902,748 issued 5/11/99 to WARF: "Method of Making a Solid Tissue Mimicking Material for Ultrasound Phantoms," E.L. Madsen, and G.R. Frank.

  • U.S. Patent No. 6,190,915 issued 02/20/01 to WARF: "Ultrasound Phantoms," E.L. Madsen, and G.R. Frank.

  • U.S. Patent No. 6,238,343 issued 06/28/99 to WARF: "Quality Assurance Ultrasound Phantoms," E.L. Madsen, and G.R. Frank.

  • U.S. Patent No. 6,318,146 issued 11/20/01 to WARF: "Multi-imaging Modality Tissue Mimicking Materials for Imaging Phantoms," E.L. Madsen, W.D. D'Souza, and G.R. Frank.

  • U.S. Patent No. 6,352,860 issued 03/05/02 to WARF: "Liquid and Solid Tissue Mimicking Materials for Ultrasound Phantoms and Method of Making the Same," E.L. Madsen, and G.R. Frank.

  • U.S. Patent No. 6,635,486 issued 10/21/03 to WARF: "Multi-imaging modality tissue-mimicking materials for imaging phantoms," E.L. Madsen, W.D. D'Souza and G.R. Frank.

  • U.S. Patent No. 7,462,488B2 issued 12/09/08 to WARF: "Tissue-mimicking elastography Phantoms," E.L. Madsen, and G.R. Frank.

Publications

  • Rownd J, Madsen EL, Zagzebski JA, Frank G, and Dong F: Phantoms and Automated System for Testing Resolution of Ultrasound Scanners. Ultrasound in Med. and Biol., 23: 245-260, 1997.
  • Knipp BS, Zagzebski JA, Wilson TA, Dong F, and Madsen EL: Ultrasound Attenuation and Backscatter Estimates Using Video Signal Analysis Applied to B-mode scans. Ultrasonic Imaging, 19:221-233, 1997.
  • Madsen EL, Frank GR, and Dong F: Liquid or Solid Ultrasonically Tissue-mimicking Materials With Very Low Scatter. Ultrasound in Med.\ Biol., 24:535-542, 1998.
  • Chen J-F, Zagzebski JA, and Madsen EL: Estimating the Spatial Autocorrelation Function for Ultrasound Scatterers in Isotropic Media. Med.\ Phys., 25(5):648-655, 1998.
  • Rice JR, Milbrandt RH, Madsen EL, Frank GR, and Boote EJ: Acoustic Measurements in a Tissue-mimicking Liquid. J. Ultrasound in Med. (in press).
  • Dong F, Madsen EL, Macdonald MC, and Zagzebski JA: Nonlinearity Parameter for Tissue-mimicking Materials. Submitted to Ultrasound in Med. & Biol.
  • Madsen, El.L., Dong, F., Frank, G.R., et al. : Interlaboratory Comparison of Ultrasonic Backscatter, Attenuation, and Speed. Submitted to J. Ultrasound in Med.
  • Lazebnik, M, Madsen, EL, Frank, GR, Hagness, SC.  Tissue-mimicking Phantom Materials for Narrowband and Ultrawideband Microwave Applications. Phys Med Biol. 2005:50:4245-4258.
  • Madsen, EL, Hobson, MA, Shi, H, Varghese, T, Frank, GR. Tissue-mimicking Agar/gelatin Materials for Use in Heterogeneous Elastography Phantoms. Phys Med Biol. 2005;50:5597-5618.
  • Madsen, EL, Hobson, MA, Shi, H, Varghese, T, Frank, GR. Stability of Heterogeneous Elastography Phantoms Made from Oil Dispersions in Aqueous Gels. Ultrasound in Med & Biol. 2006;32:261-270.
  • Madsen EL, Berg WA, Mendelson EB, Frank GR. Anthropomorphic breast phantoms for qualification of investigators to participate in the ACRIN protocol 6666 "Screening Breast Ultrasound in High Risk Women". Radiology  2006 Jun;239(3):869-74.
  • Madsen E L, Frank G R, Hobson M A, Shi H, Jiang J, Varghese T and Hall T J 2005 Spherical lesion phantoms for testing the performance of elastography systems.  Phys Med Biol. 2005;50:5983-5995.
  • Madsen EL, Hobson MA, Frank GR, Shi H, Jiang J, Hall TJ, Varghese T, Doyley MM, Weaver JB. Anthropomorphic breast phantoms for testing elastography systems. Ultrasound Med Biol. 2006 Jun;32(6):857-74.
  • Madsen EL, Frank GR, Hobson MA, Lin-Gibson S, Hall TJ, Jiang J, Stiles TA. Instrument for determining the complex shear modulus of soft-tissue-like materials from 10 to 300 Hz. Phys Med Biol. 2008 Oct 7;53(19):5313-42.
  • Hobson MA, Madsen EL, Frank GR, Jiang J, Shi H, Hall TJ, Varghese T. Anthropomorphic phantoms for assessment of strain imaging methods involving saline-infused sonohysterography. Ultrasound Med Biol. 2008 Oct;34(10):1622-37.
  • Stiles TA, Madsen EL, Frank GR. An exposimetry system using tissue-mimicking liquid. Ultrasound Med Biol. 2008 Jan;34(1):123-36.
  • Yue Y, Tagare HD, Madsen EL, Frank GR, Hobson MA. Evaluation of a cardiac ultrasound segmentation algorithm using a phantom. Med Image Comput Comput Assist Interv Int Conf Med Image Comput Comput Assist Interv. 2008;11(Pt 1):101-9.
  • Jiang J, Varghese T, Brace CL, Madsen EL, Hall TJ, Bharat S, Hobson MA, Zagzebski JA, Lee FT. Young's modulus reconstruction for radio-frequency ablation electrode-induced displacement fields: a feasibility study.IEEE Trans Med Imaging. 2009 Aug;28(8):1325-34.


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