Andrew B Holbrook
Affiliation: Stanford University
- Real-time MR thermometry for monitoring HIFU ablations of the liverAndrew B Holbrook
Department of Bioengineering, Stanford University, Stanford, California, USA
Magn Reson Med 63:365-73. 2010..48 degrees C. This standard deviation is acceptable for monitoring high-intensity focused ultrasound ablations, suggesting real-time imaging of moving high-intensity focused ultrasound sonications can be clinically possible...
- Reweighted ℓ1 referenceless PRF shift thermometryWilliam A Grissom
Department of Electrical Engineering, Stanford University, Stanford, California, USA
Magn Reson Med 64:1068-77. 2010..The method is compared to conventional referenceless thermometry, and demonstrated experimentally in monitoring HIFU heating in a phantom and canine prostate, as well as in a healthy human liver...
- Hybrid referenceless and multibaseline subtraction MR thermometry for monitoring thermal therapies in moving organsWilliam A Grissom
Department of Radiology, Stanford University, Stanford, California 94304, USA
Med Phys 37:5014-26. 2010..In this paper, a hybrid method for PRF thermometry in moving organs is presented that combines the strengths of referenceless and multi-baseline thermometry...
- MR-guidance of HIFU therapyKim Butts Pauly
Stanford University, USA
Conf Proc IEEE Eng Med Biol Soc 2009:141-4. 2009..The structure is divided into the pretreatment/setup phase of the procedure, MR thermometry for monitoring the actual treatment, and methods for assessment and follow-up...
- Respiration based steering for high intensity focused ultrasound liver ablationAndrew B Holbrook
Department of Radiology, Stanford University, Stanford, California, USA
Magn Reson Med 71:797-806. 2014..Previous HIFU liver treatment had required apnea induced during general anesthesia. We describe and test a system that allows treatment of the liver in the presence of breathing motion...
- Maximum linear-phase spectral-spatial radiofrequency pulses for fat-suppressed proton resonance frequency-shift MR ThermometryWilliam A Grissom
Electrical Engineering, Stanford University, Stanford, California, USA
Magn Reson Med 62:1242-50. 2009..We experimentally validate the pulses' performance in suppressing lipid signal and in reducing sequence length compared to conventional spectral-spatial pulses...
- In vivo MR acoustic radiation force imaging in the porcine liverAndrew B Holbrook
Department of Radiology, Stanford University, Stanford, CA, USA
Med Phys 38:5081-9. 2011..By identifying these obstacles, MR acoustic radiation force imaging (MR-ARFI) provides a reliable method for visualizing the transducer focus quickly without damaging tissue and allows accurate execution of the treatment plan...
- Improved sleep MRI at 3 tesla in patients with obstructive sleep apneaLewis K Shin
Department of Radiology, Stanford University, Stanford, California, USA VA Palo Alto Health Care System, Palo Alto, California, USA
J Magn Reson Imaging 38:1261-6. 2013..To describe a real-time MR imaging platform for synchronous, multi-planar visualization of upper airway collapse in obstructive sleep apnea at 3 Tesla (T) to promote natural sleep with an emphasis on lateral wall visualization...
- A feasibility study on monitoring the evolution of apparent diffusion coefficient decrease during thermal ablationJuan C Plata
Department of Radiology, Stanford University, 1201 Welch Road, Stanford, California 94305
Med Phys 42:5130-7. 2015..Evaluate whether a decrease in apparent diffusion coefficient (ADC), associated with loss of tissue viability (LOTV), can be observed during the course of thermal ablation of the prostate...