Skip to main content

Gregg E. Trahey

Robert Plonsey Distinguished Professor of Biomedical Engineering
Biomedical Engineering
Box 90281, Durham, NC 27708-0281
275 Engineering Annex, Durham, NC 27708

Research Interests


Medical ultrasound, image guided surgery, adaptive imaging, imaging of tissue's mechanical properties, and radiation force imaging.

Selected Grants


Coherence-Based Fetal Ultrasonic Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2022 - 2026

Deep Learning Image Enhancement for Point of Care Ultrasound

FellowshipCo-Mentor · Awarded by National Institutes of Health · 2021 - 2023

A Patient-Adaptive, High MI Abdominal Scanner

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2018 - 2023

Large aperture and wideband modular ultrasound arrays for the diagnosis of liver cancer

ResearchPrincipal Investigator · Awarded by Stanford University · 2018 - 2023

Clutter Suppression in Echocardiography Using Short-Lag Spatial Coherence Imaging

ResearchPrincipal Investigator · Awarded by Stanford University · 2018 - 2022

Photoacoustic-Imaging-Guided Intravascular Sonothrombolysis

ResearchCo Investigator · Awarded by North Carolina State University · 2019 - 2021

Improved ultrasound imaging using elevated acoustic output

ResearchCo Investigator · Awarded by National Institutes of Health · 2016 - 2020

Training in Medical Imaging

Inst. Training Prgm or CMEMentor · Awarded by National Institutes of Health · 2003 - 2020

Acoustic Radiation Force Impulse (ARFI) Imaging of Cardiac Tissue

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2009 - 2020

Large aperture and wideband modular ultrasound arrays for the diagnosis of liver cancer

ResearchPrincipal Investigator · Awarded by University of California - Davis · 2017 - 2018

Acoustic Radiation Force Based Hepatic Elasticity Quantification and Imaging

ResearchCo Investigator · Awarded by National Institutes of Health · 2001 - 2017

Improved Image Quality of Focal Liver Lesions Using the Coherence of Ultrasound

ResearchCo Investigator · Awarded by National Institutes of Health · 2013 - 2017

Clutter Suppression in Echocardiography Using Short-Lag Spatial Coherence Imaging - Subcontract to Stanford

ResearchPrincipal Investigator · Awarded by Stanford University · 2014 - 2017

Clinical Evaluation of an Ultrasound Based Imaging System for Guiding Cardiac Ablation

ResearchCo Investigator · Awarded by National Institutes of Health · 2010 - 2016

Acoustic Radiation Force Imaging of Arteries

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2003 - 2015

Clutter Suppression in Echocardiography Using Short-Lag Spatial Coherence Imaging

ResearchCo Investigator · Awarded by National Institutes of Health · 2012 - 2014

Acoustic Radiation Force Impulse (ARFI) Imaging of Cardiac Tissue

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2009 - 2014

Cross-disciplinary Training in Medical Physics

Inst. Training Prgm or CMEMentor · Awarded by National Institutes of Health · 2007 - 2013

Liver Cancer Ablation Guidance by ARFI Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2005 - 2012

Ultrasound Based Multimodal Imaging System for Guiding Cardiac Ablation Therapy

ResearchCo Investigator · Awarded by National Institutes of Health · 2007 - 2011

Liver Cancer Ablation Guidance by ARFI Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2005 - 2010

Acoustic Radiation Force Imaging of Arteries

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2003 - 2008

Training in Medical Imaging

Inst. Training Prgm or CMEPrincipal Investigator · Awarded by National Institutes of Health · 2003 - 2008

Adaptive Ultrasonic Breast Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1998 - 2004

Adaptive Ultrasonic Breast Imaging

ResearchPrincipal Investigator · Awarded by National Cancer Institute · 1986 - 2004

Teaching and Research Laboratory for Visually and Computationally Intensive Applications in Medical Imaging and Physiological Modeling and Analysis

Construction/RenovationPrincipal Investigator · Awarded by Lord Foundation of North Carolina · 1999 - 2002

Cardiovascular Applications of Vector Flow Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1996 - 2002

Breast Microcalcification Visualization with Ultrasound

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1998 - 2001

Cardiovascular Applications of Vector Flow Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1996 - 2001

Cardiovascular Applications of Vector Flow Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1996 - 2001

Adaptive Ultrasound Imaging

ResearchPrincipal Investigator · Awarded by National Cancer Institute · 1986 - 1999

Adaptive Ultrasonic Imaging

ResearchPrincipal Investigator · Awarded by National Cancer Institute · 1986 - 1999

Cardiovascular Applications of Vector Flow Analysis

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1996 - 1997

Adaptive Ultrasonic Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1986 - 1995

Adaptive Ultrasonic Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1986 - 1995

Adaptive Ultrasonic Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1990 - 1991

Compound Ultrasound Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1986 - 1990

Compound Ultrasound Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1986 - 1990

Compound Ultasound Imaging

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 1986 - 1990

External Relationships


  • Boundless Science, LLC
  • CoolTech LLC
  • FreeFlow Inc.
  • Siemens Medical Systems

This faculty member (or a member of their immediate family) has reported outside activities with the companies, institutions, or organizations listed above. This information is available to institutional leadership and, when appropriate, management plans are in place to address potential conflicts of interest.