Ultrasonics
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Subject Areas on Research
- 2-D motion estimation using two parallel receive beams.
- A hermetically sealed cardiac dimension transducer for long-term animal implantation.
- A heterogeneous nonlinear attenuating full-wave model of ultrasound.
- A method for direct localized sound speed estimates using registered virtual detectors.
- A novel method for angle independent ultrasonic imaging of blood flow and tissue motion.
- A prospective randomized comparison of single- and double-lumen needles for transvaginal follicular aspiration.
- A real time system for quantifying and displaying two-dimensional velocities using ultrasound.
- A rheological study of packed red blood cell suspensions with an oscillating ball microrheometer.
- Abdominal and obstetric applications of a dynamically focused phased array real time ultrasound system.
- Accuracy of left ventricular end-diastolic dimension determinations obtained by radionuclide angiocardiography.
- Acoustic and mechanical properties of renal calculi: implications in shock wave lithotripsy.
- Acoustic radiation force elasticity imaging in diagnostic ultrasound.
- Activation of transgene expression in skeletal muscle by focused ultrasound.
- Acupuncture sensation during ultrasound guided acupuncture needling.
- Analysis and modeling of an ultrasound-modulated guide star to increase the depth of focusing in a turbid medium.
- Arterial blood flow of all abdominal-pelvic organs using Doppler ultrasound: range, variability and physiological impact.
- Bayesian speckle tracking. Part I: an implementable perturbation to the likelihood function for ultrasound displacement estimation.
- Bayesian speckle tracking. Part II: biased ultrasound displacement estimation.
- Beam steering with linear arrays.
- BegoStone--a new stone phantom for shock wave lithotripsy research.
- Cell membrane deformation and bioeffects produced by tandem bubble-induced jetting flow.
- Color flow and image-directed Doppler ultrasound evaluation of iatrogenic arteriovenous fistulas in the groin.
- Comparison of multigated radionuclide angiography with ultrasonic sonomicrometry over a wide range of ventricular function in the conscious dog.
- Comparison of pulsed Doppler sonography and angiography in patients with portal hypertension.
- Compound scanning with a phased array.
- Continuous wave Doppler ultrasonographic quantitation of patent ductus arteriosus flow.
- Contrast echocardiography: influence of ultrasonic machine settings, mixing conditions, and pressurization on pixel intensity and microsphere size of Albunex solutions in vitro.
- Corneal wound architecture and integrity after torsional and mixed phacoemulsification: evaluation of standard and microincisional coaxial techniques.
- Correlation of follicular diameter with oocyte recovery and maturity at the time of transvaginal follicular aspiration.
- Cyclosporin A-related cerebral vasculopathy.
- Diffusion model for ultrasound-modulated light.
- Doppler evaluation of renal artery stenosis: interobserver agreement in the interpretation of waveform morphology.
- Dynamics of the helix--coil transition in poly-L-ornithine.
- Efficient gene delivery to pancreatic islets with ultrasonic microbubble destruction technology.
- Elastography Assessment of Liver Fibrosis: Society of Radiologists in Ultrasound Consensus Conference Statement.
- Eliciting and Analyzing Male Mouse Ultrasonic Vocalization (USV) Songs.
- Estimates of echo correlation and measurement bias in acoustic radiation force impulse imaging.
- Evaluation of synthetic phospholipid ultrasound contrast agents.
- Experimental basis for intraoperative calculus localization by ultrasound.
- Extraction of intramyocardial foreign body utilizing operative ultrasonography.
- Free of speckle ultrasound images of small tissue structures.
- Frequency compounding for speckle contrast reduction in phased array images.
- In vivo measurements of ultrasonic beam distortion in the breast.
- In vivo photoacoustic microscopy with 7.6-µm axial resolution using a commercial 125-MHz ultrasonic transducer.
- Influence of denaturing agents on solvent structure.
- Intracorneal lesions produced with focused ultrasound.
- Low-amplitude ultrasound enhances hydrodynamic-based gene delivery to rat kidney.
- Mild fetal renal pelviectasis. Differentiation from hilar vascularity using color Doppler sonography.
- Mouse model of Timothy syndrome recapitulates triad of autistic traits.
- Nonuniformity of fetal umbilical systolic/diastolic ratios as determined with duplex Doppler sonography.
- On the thermal effects associated with radiation force imaging of soft tissue.
- Optical tracking of acoustic radiation force impulse-induced dynamics in a tissue-mimicking phantom.
- Phase aberration correction in medical ultrasound using speckle brightness as a quality factor.
- Phase aberration correction using echo signals from moving targets. I: Description and theory.
- Phase aberration correction using echo signals from moving targets. II: Experimental system and results.
- Phased array ultrasound imaging through planar tissue layers.
- Potential and limitations of angle-independent flow detection algorithms using radio-frequency and detected echo signals.
- Predictive value of access blood flow in detecting access thrombosis.
- Principles and applications of a dynamically focused phased array real time ultrasound system.
- Pulsed Doppler spectral analysis of bounded fluid jets.
- Quantitative effects of respiration on venous return during single knee extension-flexion.
- Reduction of tissue injury in shock-wave lithotripsy by using an acoustic diode.
- Refraction correction in 3D transcranial ultrasound imaging.
- Relaxation spectrometry of biological systems.
- Release of endogenous danger signals from HIFU-treated tumor cells and their stimulatory effects on APCs.
- Renal artery stenosis: analysis of Doppler waveform parameters and tardus-parvus pattern.
- Sensitivity and specificity of the thermodilution technique in detection of access recirculation.
- Shock wave interaction with laser-generated single bubbles.
- Single-dose captopril scintigraphy in the neonate with renovascular hypertension: prediction of renal failure, a side effect of captopril therapy.
- Sonomicrometric determination of ischemic contracture of the left ventricle.
- Sources of image degradation in fundamental and harmonic ultrasound imaging using nonlinear, full-wave simulations.
- Speckle coherence and implications for adaptive imaging.
- Studies on photosystem I. I. Relationship of plastocyanin, cytochrome f and P700.
- Suppression of large intraluminal bubble expansion in shock wave lithotripsy without compromising stone comminution: methodology and in vitro experiments.
- Surgical atrial fibrillation ablation: a review of contemporary techniques and energy sources.
- Surrogate markers for late cardiac allograft survival.
- The development and potential of acoustic radiation force impulse (ARFI) imaging for carotid artery plaque characterization.
- The direct estimation of sound speed using pulse-echo ultrasound.
- The effect of surface agitation on ultrasound-mediated gene transfer in vitro.
- The effect of surface agitation on ultrasound-mediated gene transfer in vitro.
- The impact of physiological motion on tissue tracking during radiation force imaging.
- The impact of sound speed errors on medical ultrasound imaging.
- The role of cavitation in acoustically activated drug delivery.
- ULTRASONIC ATTENUATION MEASUREMENTS IN POLY-L-GLUAMIC ACID SOLUTIONS.
- Ultrafast 1D MR thermometry using phase or frequency mapping.
- Ultrasonic absorption measurements in aqueous solutions of glycine, diglycine, and triglycine.
- Ultrasonic attenuation measurements in phospholipid dispersions.
- Ultrasonic disruption of the blood-brain barrier enables in vivo functional mapping of the mouse barrel field cortex with manganese-enhanced MRI.
- Ultrasonic vocalization behavior differs between lines of ethanol-preferring and nonpreferring rats.
- Ultrasound bioeffects and regulatory issues: an introduction for the echocardiographer.
- Ultrasound detection of brain damage in preterm infants.
- Ultrasound-mediated drug delivery.
- Validation of haemodialysis recirculation and access blood flow measured by thermodilution.
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Keywords of People
- Chen, Nan-kuei, Adjunct Associate Professor in the Department of Radiology, Radiology
- Johnson, G. Allan, Charles E. Putman University Professor of Radiology, Physics
- Nightingale, Kathryn Radabaugh, Professor in the Department of Biomedical Engineering, Biomedical Engineering
- Preminger, Glenn Michael, James F. Glenn, M.D. Professor of Urology, Surgery
- Sullivan, Daniel Carl, Professor Emeritus of Radiology, Radiology
- Zhong, Pei, Professor in the Department of Mechanical Enginnering and Materials Science, Mechanical Engineering and Materials Science