Kirk W Beach

Summary

Publications

  1. pmc Standardized ultrasound evaluation of carotid stenosis for clinical trials: University of Washington Ultrasound Reading Center
    Kirk W Beach
    d, Eugene Strandness Vascular Laboratory, Department of Surgery, University of Washington, Seattle, Washington 98195, USA
    Cardiovasc Ultrasound 8:39. 2010
  2. ncbi request reprint Display of spatially-registered Doppler spectral waveforms and three-dimensional vein graft geometry
    Daniel F Leotta
    Department of Surgery, University of Washington, Seattle, WA, USA
    Ultrasound Med Biol 31:1317-26. 2005
  3. pmc Agreement between site-reported and ultrasound core laboratory results for duplex ultrasound velocity measurements in the Carotid Revascularization Endarterectomy versus Stenting Trial
    R Eugene Zierler
    D E Strandness, Jr Vascular Laboratory, University of Washington, Seattle, Wash
    J Vasc Surg 59:2-7. 2014
  4. ncbi request reprint Measurement of anastomosis geometry in lower extremity bypass grafts with 3-D ultrasound imaging
    Daniel F Leotta
    Department of Surgery, University of Washington, Seattle, WA, USA
    Ultrasound Med Biol 31:1305-15. 2005
  5. ncbi request reprint Ultrasonic interrogation of tissue vibrations in arterial and organ injuries: preliminary in vivo results
    Siddhartha Sikdar
    Department of Bioengineering, University of Washington, Seattle, WA 98195 5061, USA
    Ultrasound Med Biol 32:1203-14. 2006
  6. ncbi request reprint Ultrasonic Doppler vibrometry: measurement of left ventricular wall vibrations associated with coronary artery disease
    Siddhartha Sikdar
    Department of Bioengineering, University of Washington, Seattle, WA 98195, USA
    Conf Proc IEEE Eng Med Biol Soc 1:863-6. 2006
  7. pmc Hemodynamic conditions in a failing peripheral artery bypass graft
    Patrick M McGah
    Department of Mechanical Engineering, University of Washington, Seattle, Wash, USA
    J Vasc Surg 56:403-9. 2012
  8. doi request reprint Three-dimensional ultrasonography measurements after endovascular aneurysm repair
    Marlin Wayne Causey
    Department of Surgery, University of Washington, Seattle, WA 98195, USA
    Ann Vasc Surg 27:146-53. 2013
  9. doi request reprint Carotid Doppler velocity measurements and anatomic stenosis: correlation is futile
    Kirk W Beach
    Ultrasound Reading Center and the D E Strandness Jr Vascular Laboratory at University of Washington Medical Center, University of Washington, Seattle, WA 98195, USA
    Vasc Endovascular Surg 46:466-74. 2012
  10. ncbi request reprint Ultrasonic Doppler vibrometry: novel method for detection of left ventricular wall vibrations caused by poststenotic coronary flow
    Siddhartha Sikdar
    Department of Bioengineering, University of Washington, Seattle, Washington 98195 5061, USA
    J Am Soc Echocardiogr 20:1386-92. 2007

Collaborators

Detail Information

Publications25

  1. pmc Standardized ultrasound evaluation of carotid stenosis for clinical trials: University of Washington Ultrasound Reading Center
    Kirk W Beach
    d, Eugene Strandness Vascular Laboratory, Department of Surgery, University of Washington, Seattle, Washington 98195, USA
    Cardiovasc Ultrasound 8:39. 2010
    ..The University of Washington Ultrasound Reading Center (UWURC) provides a uniform examination protocol and interpretation of duplex Doppler velocity measurements...
  2. ncbi request reprint Display of spatially-registered Doppler spectral waveforms and three-dimensional vein graft geometry
    Daniel F Leotta
    Department of Surgery, University of Washington, Seattle, WA, USA
    Ultrasound Med Biol 31:1317-26. 2005
    ..The method is demonstrated for two patient studies, each at two time points after graft revisions. The graphic display of both hemodynamics and geometry allows rapid assessment of vein graft changes over time...
  3. pmc Agreement between site-reported and ultrasound core laboratory results for duplex ultrasound velocity measurements in the Carotid Revascularization Endarterectomy versus Stenting Trial
    R Eugene Zierler
    D E Strandness, Jr Vascular Laboratory, University of Washington, Seattle, Wash
    J Vasc Surg 59:2-7. 2014
    ..An ultrasound core laboratory (UCL) reviewed DU data from the clinical sites. This analysis was done to determine the agreement between site-reported and UCL-verified DU velocity measurements...
  4. ncbi request reprint Measurement of anastomosis geometry in lower extremity bypass grafts with 3-D ultrasound imaging
    Daniel F Leotta
    Department of Surgery, University of Washington, Seattle, WA, USA
    Ultrasound Med Biol 31:1305-15. 2005
    ..These detailed geometric measurements describe a range of anastomosis geometries and establish standardized parameters across cases that can be used to relate anastomosis geometry to outcome...
  5. ncbi request reprint Ultrasonic interrogation of tissue vibrations in arterial and organ injuries: preliminary in vivo results
    Siddhartha Sikdar
    Department of Bioengineering, University of Washington, Seattle, WA 98195 5061, USA
    Ultrasound Med Biol 32:1203-14. 2006
    ..96). This preliminary study indicates that tissue vibrations could provide additional physiologic information for detecting, localizing and monitoring internal bleeding using US...
  6. ncbi request reprint Ultrasonic Doppler vibrometry: measurement of left ventricular wall vibrations associated with coronary artery disease
    Siddhartha Sikdar
    Department of Bioengineering, University of Washington, Seattle, WA 98195, USA
    Conf Proc IEEE Eng Med Biol Soc 1:863-6. 2006
    ..7% and specificity of 83.3%. We believe that this method could potentially be developed into a low-cost and accurate test for diagnosis and screening for coronary artery stenosis...
  7. pmc Hemodynamic conditions in a failing peripheral artery bypass graft
    Patrick M McGah
    Department of Mechanical Engineering, University of Washington, Seattle, Wash, USA
    J Vasc Surg 56:403-9. 2012
    ..We investigated the role of hemodynamic stress in a case study of a revised bypass graft that failed due to restenosis...
  8. doi request reprint Three-dimensional ultrasonography measurements after endovascular aneurysm repair
    Marlin Wayne Causey
    Department of Surgery, University of Washington, Seattle, WA 98195, USA
    Ann Vasc Surg 27:146-53. 2013
    ....
  9. doi request reprint Carotid Doppler velocity measurements and anatomic stenosis: correlation is futile
    Kirk W Beach
    Ultrasound Reading Center and the D E Strandness Jr Vascular Laboratory at University of Washington Medical Center, University of Washington, Seattle, WA 98195, USA
    Vasc Endovascular Surg 46:466-74. 2012
    ....
  10. ncbi request reprint Ultrasonic Doppler vibrometry: novel method for detection of left ventricular wall vibrations caused by poststenotic coronary flow
    Siddhartha Sikdar
    Department of Bioengineering, University of Washington, Seattle, Washington 98195 5061, USA
    J Am Soc Echocardiogr 20:1386-92. 2007
    ..We correlated the vibration characteristics measured using vibrometry with the angiographic severity of coronary artery stenosis...
  11. pmc Tissue pulsatility imaging of cerebral vasoreactivity during hyperventilation
    John C Kucewicz
    Center for Industrial and Medical Ultrasound, Applied Physics Laboratory, University of Washington, Seattle, WA, USA
    Ultrasound Med Biol 34:1200-8. 2008
    ..In each subject, decreases in tissue pulsatility during hyperventilation were observed that were statistically correlated with the subject's end-tidal CO2 measurements. (..
  12. ncbi request reprint Ultrasonic vibration dectection with wavelets: preliminary results
    Melani Plett
    Department of Electrical Engineering, Seattle Pacific University, Seattle, WA 98119 1957, USA
    Ultrasound Med Biol 31:367-75. 2005
    ..9%, with 0.1% false alarms for signal-on signal-to-noise ratios (SNRs) as low as one. Two clinical examples are included...
  13. pmc Effects of wall distensibility in hemodynamic simulations of an arteriovenous fistula
    Patrick M McGah
    Department of Mechanical Engineering, University of Washington, Seattle, WA, 98115, USA
    Biomech Model Mechanobiol 13:679-95. 2014
    ..Therefore, rigid-walled analyses may be acceptable for identifying high shear regions of arteriovenous fistulae...
  14. ncbi request reprint D. Eugene Strandness, Jr, MD, and the revolution in noninvasive vascular diagnosis. Part 2: Progression of vascular disease
    Kirk W Beach
    Department of Surgery, University of Washington, Seattle, Washington, USA
    J Ultrasound Med 24:403-14. 2005
  15. pmc Incomplete restoration of homeostatic shear stress within arteriovenous fistulae
    Patrick M McGah
    Department of Mechanical Engineering, University of Washington, Stevens Way, Box 352600, Seattle, WA 98195, USA
    J Biomech Eng 135:011005. 2013
    ..Based on the long term clinical viability of these dialysis accesses, we hypothesize that the elevated nonhomeostatic shear stresses in some portions of the vessels were not detrimental to fistula patency...
  16. pmc A longitudinal study of remodeling in a revised peripheral artery bypass graft using 3D ultrasound imaging and computational hemodynamics
    Patrick M McGah
    Department of Mechanical Engineering, University of Washington, Seattle, WA 98195, USA
    J Biomech Eng 133:041008. 2011
    ..The lumen dilation is thought to be a direct result of the high shear stress and high frequency pressure fluctuations associated with the jet impingement...
  17. ncbi request reprint Remodeling in peripheral vein graft revisions: serial study with three-dimensional ultrasound imaging
    Daniel F Leotta
    Department of Surgery, University of Washington, Seattle, 98195, USA
    J Vasc Surg 37:798-807. 2003
    ..Progressive changes in vein graft geometry were measured at sites of repaired stenoses with three-dimensional (3D) ultrasound imaging...
  18. ncbi request reprint D. Eugene Strandness, Jr, MD, and the revolution in noninvasive vascular diagnosis: part 3: seeking precision
    Kirk W Beach
    Department of Surgery, University of Washington, Seattle, Washington, USA
    J Ultrasound Med 24:567-81. 2005
  19. doi request reprint Transthoracic coronary Doppler vibrometry in the evaluation of normal volunteers and patients with coronary artery stenosis
    Keith A Comess
    Department of Bioengineering, University of Washington, Seattle, WA, USA Corazonx, Inc, Seattle, WA 98195, USA
    Ultrasound Med Biol 37:679-87. 2011
    ..The median TVDI increased with severity of stenosis, suggesting that this measure might be used to track progression/regression of coronary artery stenosis...
  20. doi request reprint Velocity variability in ultrasonic Doppler examinations
    Jean Hadlock
    Division of Vascular Surgery, University of Washington, Seattle, WA 98195, USA
    Ultrasound Med Biol 35:949-54. 2009
    ..In serial arterial studies using this Doppler velocimetry method, a difference exceeding 23 cm/s (21%) systolic, or 14 cm/s (42%) diastolic velocity indicates a significant (2 x RMSD) hemodynamic change...
  21. pmc Functional tissue pulsatility imaging of the brain during visual stimulation
    John C Kucewicz
    Center for Industrial and Medical Ultrasound, Applied Physics Laboratory, University of Washington, Seattle, WA 98105 6698, USA
    Ultrasound Med Biol 33:681-90. 2007
    ..In 7 of 14 studies, consistent regions of activation were detected from tissue around the major vessels perfusing the visual cortex...
  22. pmc Quest for the Vulnerable Atheroma: Carotid Stenosis and Diametric Strain-A Feasibility Study
    Canxing Xu
    Department of Bioengineering, University of Washington, Seattle, Washington, USA
    Ultrasound Med Biol 42:699-716. 2016
    ..1 mm), 2 with extreme wall thinning (>-0.1 mm) and 4 with combinations. Decreases in systolic diameter and/or extreme systolic arterial wall thickening may indicate imminent atheroma rupture. ..
  23. ncbi request reprint D. Eugene Strandness, Jr, MD, and the revolution in noninvasive vascular diagnosis: part 1: foundations
    Kirk W Beach
    Department of Surgery, University of Washington, Seattle, USA
    J Ultrasound Med 24:259-72. 2005
  24. pmc Restenosis after carotid artery stenting and endarterectomy: a secondary analysis of CREST, a randomised controlled trial
    Brajesh K Lal
    Division of Vascular Surgery, Department of Surgery, University of Maryland Medical School, Baltimore, MD, USA
    Lancet Neurol 11:755-63. 2012
    ..A secondary aim of this randomised trial was to compare the composite endpoint of restenosis or occlusion...
  25. ncbi request reprint Ultrasonic technique for imaging tissue vibrations: preliminary results
    Siddhartha Sikdar
    Image Computing Systems Laboratory, Departments of Electrical Engineering and Bioengineering, University of Washington, Seattle, WA 98195 2500, USA
    Ultrasound Med Biol 31:221-32. 2005
    ..Vibrations were studied in vivo in a stenosed femoral bypass vein graft in a human subject and in a punctured femoral artery and incised spleen in an animal model...