Ricky OBrien
Ricky OBrien
ACRF Image X Institute, University of Sydney
Verified email at sydney.edu.au
Title
Cited by
Cited by
Year
The first clinical implementation of electromagnetic transponder‐guided MLC tracking
PJ Keall, E Colvill, R O’Brien, JA Ng, PR Poulsen, T Eade, A Kneebone, ...
Medical physics 41 (2), 2014
1462014
The first patient treatment of electromagnetic-guided real time adaptive radiotherapy using MLC tracking for lung SABR
JT Booth, V Caillet, N Hardcastle, R O’Brien, K Szymura, C Crasta, ...
Radiotherapy and Oncology 121 (1), 19-25, 2016
752016
The first clinical treatment with kilovoltage intrafraction monitoring (KIM): a real‐time image guidance method
PJ Keall, J Aun Ng, R O'Brien, E Colvill, CY Huang, P Rugaard Poulsen, ...
Medical physics 42 (1), 354-358, 2015
652015
Multileaf collimator tracking improves dose delivery for prostate cancer radiation therapy: results of the first clinical trial
E Colvill, JT Booth, RT O'Brien, TN Eade, AB Kneebone, PR Poulsen, ...
International Journal of Radiation Oncology* Biology* Physics 92 (5), 1141-1147, 2015
602015
Toward the development of intrafraction tumor deformation tracking using a dynamic multi‐leaf collimator
Y Ge, RT O’Brien, CC Shieh, JT Booth, PJ Keall
Medical physics 41 (6Part1), 061703, 2014
532014
Audiovisual biofeedback improves diaphragm motion reproducibility in MRI
T Kim, S Pollock, D Lee, R O'Brien, P Keall
Medical physics 39 (11), 6921-6928, 2012
472012
Real-time 3D image guidance using a standard LINAC: measured motion, accuracy, and precision of the first prospective clinical trial of kilovoltage intrafraction monitoring …
PJ Keall, JA Ng, P Juneja, RT O'Brien, CY Huang, E Colvill, V Caillet, ...
International Journal of Radiation Oncology* Biology* Physics 94 (5), 1015-1021, 2016
442016
DMLC tracking and gating can improve dose coverage for prostate VMAT
E Colvill, PR Poulsen, JT Booth, RT O'Brien, JA Ng, PJ Keall
Medical physics 41 (9), 091705, 2014
442014
Image quality in thoracic 4D cone‐beam CT: a sensitivity analysis of respiratory signal, binning method, reconstruction algorithm, and projection angular spacing
CC Shieh, J Kipritidis, RT O'Brien, Z Kuncic, PJ Keall
Medical physics 41 (4), 041912, 2014
402014
Real-time estimation of prostate tumor rotation and translation with a kV imaging system based on an iterative closest point algorithm
JN Tehrani, R T O’Brien, PR Poulsen, P Keall
Physics in Medicine & Biology 58 (23), 8517, 2013
402013
The first clinical implementation of real-time image-guided adaptive radiotherapy using a standard linear accelerator
PJ Keall, DT Nguyen, R O'Brien, V Caillet, E Hewson, PR Poulsen, ...
Radiotherapy and Oncology 127 (1), 6-11, 2018
352018
The first clinical implementation of a real-time six degree of freedom target tracking system during radiation therapy based on Kilovoltage Intrafraction Monitoring (KIM)
DT Nguyen, R O'Brien, JH Kim, CY Huang, L Wilton, P Greer, K Legge, ...
Radiotherapy and Oncology 123 (1), 37-42, 2017
332017
Review of real-time 3-dimensional image guided radiation therapy on standard-equipped cancer radiation therapy systems: Are we at the tipping point for the era of real-time …
PJ Keall, DT Nguyen, R O'Brien, P Zhang, L Happersett, J Bertholet, ...
International Journal of Radiation Oncology* Biology* Physics 102 (4), 922-931, 2018
302018
Online 4D ultrasound guidance for real‐time motion compensation by MLC tracking
S Ipsen, R Bruder, R O’Brien, PJ Keall, A Schweikard, PR Poulsen
Medical physics 43 (10), 5695-5704, 2016
292016
Audiovisual biofeedback improves cine–magnetic resonance imaging measured lung tumor motion consistency
D Lee, PB Greer, J Ludbrook, J Arm, P Hunter, S Pollock, K Makhija, ...
International Journal of Radiation Oncology* Biology* Physics 94 (3), 628-636, 2016
292016
Respiratory triggered 4D cone‐beam computed tomography: A novel method to reduce imaging dose
BJ Cooper, RT O'Brien, S Balik, GD Hugo, PJ Keall
Medical physics 40 (4), 041901, 2013
282013
Optimizing 4D cone beam computed tomography acquisition by varying the gantry velocity and projection time interval
R T O’Brien, BJ Cooper, PJ Keall
Physics in Medicine & Biology 58 (6), 1705, 2013
272013
Stereotactic prostate adaptive radiotherapy utilising kilovoltage intrafraction monitoring: the TROG 15.01 SPARK trial
P Keall, DT Nguyen, R O’Brien, J Booth, P Greer, P Poulsen, V Gebski, ...
BMC cancer 17 (1), 180, 2017
262017
MLC tracking for lung SABR reduces planning target volumes and dose to organs at risk
V Caillet, PJ Keall, E Colvill, N Hardcastle, R O'Brien, K Szymura, ...
Radiotherapy and Oncology 124 (1), 18-24, 2017
242017
Quality assurance for the clinical implementation of kilovoltage intrafraction monitoring for prostate cancer VMAT
JA Ng, JT Booth, RT O'Brien, E Colvill, CY Huang, PR Poulsen, PJ Keall
Medical physics 41 (11), 111712, 2014
222014
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