Stephen McAleavey

Summary

Affiliation: University of Rochester
Country: USA

Publications

  1. ncbi request reprint Shear-modulus estimation by application of spatially-modulated impulsive acoustic radiation force
    Stephen A McAleavey
    Department of Biomedical Engineering, University of Rochester, Rochester, NY 14627, USA
    Ultrason Imaging 29:87-104. 2007
  2. ncbi request reprint Comparison of unconfined compression and spatially modulated ultrasound radiation force estimates of shear modulus
    Stephen A McAleavey
    BME Dept, Univ of Rochester, 309 Goergen Hall, Rochester, NY 14627
    J Acoust Soc Am 125:2552. 2009
  3. pmc Validation of SMURF estimation of shear modulus in hydrogels
    Stephen McAleavey
    Department of Biomedical Engineering, Univerisity of Rochester, Rochester, NY 14627, USA
    Ultrason Imaging 31:131-50. 2009
  4. pmc Shear modulus imaging with spatially-modulated ultrasound radiation force
    Stephen McAleavey
    Department of Biomedical Engineering, Univerisity of Rochester, Rochester, NY 14627, USA
    Ultrason Imaging 31:217-34. 2009
  5. pmc Ultrasonic backscatter imaging by shear-wave-induced echo phase encoding of target locations
    Stephen McAleavey
    Department of Biomedical Engineering University of Rochester, Rochester, NY, USA
    IEEE Trans Ultrason Ferroelectr Freq Control 58:102-11. 2011
  6. ncbi request reprint Minimization of displacement estimation bias due to high amplitude-reflections using envelope-weighted normalization
    Manoj Menon
    Department of Biomedical Engineering, University of Rochester, 303 Goergen Hall, Rochester, NY 14627, USA
    Ultrason Imaging 32:65-80. 2010
  7. doi request reprint Source effects in SWIPE: shear-wave-assisted ultrasound imaging
    Stephen McAleavey
    Department of Biomedical Engineering, University of Rochester, Rochester, New York, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:2314-7. 2012
  8. ncbi request reprint Shear-wave generation using acoustic radiation force: in vivo and ex vivo results
    Kathryn Nightingale
    Department of Biomedical Engineering, Duke University, Durham, NC 27708, USA
    Ultrasound Med Biol 29:1715-23. 2003

Detail Information

Publications8

  1. ncbi request reprint Shear-modulus estimation by application of spatially-modulated impulsive acoustic radiation force
    Stephen A McAleavey
    Department of Biomedical Engineering, University of Rochester, Rochester, NY 14627, USA
    Ultrason Imaging 29:87-104. 2007
    ..Using this method, the shear moduli of two gelatin phantoms was estimated to be 1.4 and 5.8 kPa, in good agreement with 1.5 and 5.6 kPa values determined though quasistatic material testing...
  2. ncbi request reprint Comparison of unconfined compression and spatially modulated ultrasound radiation force estimates of shear modulus
    Stephen A McAleavey
    BME Dept, Univ of Rochester, 309 Goergen Hall, Rochester, NY 14627
    J Acoust Soc Am 125:2552. 2009
    ..5-35 kPa. For all samples, the two methods agreed to within the estimated variation. An intrasample variation of 8% was observed for SMURF in the (assumed uniform) samples. [Work supported by NIHNIBIB.]...
  3. pmc Validation of SMURF estimation of shear modulus in hydrogels
    Stephen McAleavey
    Department of Biomedical Engineering, Univerisity of Rochester, Rochester, NY 14627, USA
    Ultrason Imaging 31:131-50. 2009
    ..This results in greatly reduced correlated noise in the modulus estimates, in contrast with methods which track at multiple locations and do not cancel phase errors...
  4. pmc Shear modulus imaging with spatially-modulated ultrasound radiation force
    Stephen McAleavey
    Department of Biomedical Engineering, Univerisity of Rochester, Rochester, NY 14627, USA
    Ultrason Imaging 31:217-34. 2009
    ..Two pulse sequences were examined, differing only in the timing of the beams used to generate the shear waves. Details of the beam sequences and subsequent signal processing are presented...
  5. pmc Ultrasonic backscatter imaging by shear-wave-induced echo phase encoding of target locations
    Stephen McAleavey
    Department of Biomedical Engineering University of Rochester, Rochester, NY, USA
    IEEE Trans Ultrason Ferroelectr Freq Control 58:102-11. 2011
    ..Compounding for speckle reduction is demonstrated. Finally, we demonstrate image formation with an unfocused transducer in gelatin phantoms of uniform shear modulus...
  6. ncbi request reprint Minimization of displacement estimation bias due to high amplitude-reflections using envelope-weighted normalization
    Manoj Menon
    Department of Biomedical Engineering, University of Rochester, 303 Goergen Hall, Rochester, NY 14627, USA
    Ultrason Imaging 32:65-80. 2010
    ..The EWN technique was found to significantly reduce the rms error of the displacement estimates, showing the greatest improvements when utilizing longer window lengths and higher ultrasonic frequencies...
  7. doi request reprint Source effects in SWIPE: shear-wave-assisted ultrasound imaging
    Stephen McAleavey
    Department of Biomedical Engineering, University of Rochester, Rochester, New York, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:2314-7. 2012
    ..The results indicate that internal sources, e.g. acoustic radiation force, can be expected to yield high-quality SWIPE images...
  8. ncbi request reprint Shear-wave generation using acoustic radiation force: in vivo and ex vivo results
    Kathryn Nightingale
    Department of Biomedical Engineering, Duke University, Durham, NC 27708, USA
    Ultrasound Med Biol 29:1715-23. 2003
    ..Although the relatively small magnitude of the displacement data presents some challenges, the reconstructions suggest the clinical feasibility of radiation force induced shear-wave imaging...