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Leo Cheng

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TOP 3
T R Angeli; I P Bissett; P Du; G O'Grady; N Paskaranandavadivel; Andrew J Pullan; Leo Cheng
Circumferential and functional re-entry of in vivo slow-wave activity in the porcine small intestine.
Gregory O'Grady; Andrew J Pullan; John A Windsor; Thomas L Abell; Timothy R Angeli; Peng Du; Gianrico Farrugia; Chris Lahr; Wim J E P Lammers; Leo Cheng
Abnormal initiation and conduction of slow-wave activity in gastroparesis, defined by high-resolution electrical mapping.
J H K Kim; Andrew J Pullan; Leo Cheng
Reconstruction of multiple gastric electrical wave fronts using potential-based inverse methods.

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All Publications

2013: T R Angeli; I P Bissett; P Du; G O'Grady; N Paskaranandavadivel; Andrew J Pullan; Leo Cheng
Circumferential and functional re-entry of in vivo slow-wave activity in the porcine small intestine.
Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society 2013;25(5):e304-14.
2012: Gregory O'Grady; Andrew J Pullan; John A Windsor; Thomas L Abell; Timothy R Angeli; Peng Du; Gianrico Farrugia; Chris Lahr; Wim J E P Lammers; Leo Cheng
Abnormal initiation and conduction of slow-wave activity in gastroparesis, defined by high-resolution electrical mapping.
Gastroenterology 2012;143(3):589-98.e1-3.
2012: J H K Kim; Andrew J Pullan; Leo Cheng
Reconstruction of multiple gastric electrical wave fronts using potential-based inverse methods.
Physics in medicine and biology 2012;57(16):5205-19.
2012: G O'Grady; N Paskaranandavadivel; Andrew J Pullan; John Windsor; T R Angeli; S J Asirvatham; P Du; Gianrico Farrugia; Wim J E P Lammers; Leo Cheng
Rapid high-amplitude circumferential slow wave propagation during normal gastric pacemaking and dysrhythmias.
Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society 2012;24(7):e299-312.
2012: J H K Kim; Andrew J Pullan; L Alan Bradshaw; Leo Cheng
Influence of body parameters on gastric bioelectric and biomagnetic fields in a realistic volume conductor.
Physiological measurement 2012;33(4):545-56.
2012: Rita Yassi; Gregory O'Grady; Nira Paskaranandavadivel; Andrew J Pullan; Timothy R Angeli; Leo Cheng; Peng Du; Jonathan C Erickson
The gastrointestinal electrical mapping suite (GEMS): software for analyzing and visualizing high-resolution (multi-electrode) recordings in spatiotemporal detail.
BMC gastroenterology 2012;12():60.
2011: Peng Du; Viveka Gajendiran; Jee Lean Lim; Greg O'Grady; Yong Cheng Poh; Andrew J Pullan; Martin L Buist; Leo Cheng
A preliminary model of gastrointestinal electromechanical coupling.
IEEE transactions on bio-medical engineering 2011;58(12):3491-5.
2011: Jerry Gao; Simon J Gibbons; Greg O'Grady; Rosalind Archer; Leo Cheng; Peng Du; Gianrico Farrugia; Andrew J Pullan
A stochastic multi-scale model of electrical function in normal and depleted ICC networks.
IEEE transactions on bio-medical engineering 2011;58(12):3451-5.
2011: G O'Grady; J A Windsor; Leo Cheng; P Du; J U Egbuji; W J E P Lammers; Andrew J Pullan
High-resolution spatial analysis of slow wave initiation and conduction in porcine gastric dysrhythmia.
Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society 2011;23(9):e345-55.
2011: G O'Grady; N Paskaranandavadivel; T R Angeli; P Du; J A Windsor; Leo Cheng; Andrew J Pullan
A comparison of gold versus silver electrode contacts for high-resolution gastric electrical mapping using flexible printed circuit board arrays.
Physiological measurement 2011;32(3):N13-22.
2011: Jonathan C Erickson; Greg O'Grady; Peng Du; John U Egbuji; Andrew J Pullan; Leo Cheng
Automated gastric slow wave cycle partitioning and visualization for high-resolution activation time maps.
Annals of biomedical engineering 2011;39(1):469-83.
2010: Peng Du; Gregory O'Grady; Leo Cheng; Andrew J Pullan
A multiscale model of the electrophysiological basis of the human electrogastrogram.
Biophysical journal 2010;99(9):2784-92.
2010: J U Egbuji; G o'grady; P du; Leo Cheng; Wim J E P Lammers; J A Windsor; Andrew J Pullan
Origin, propagation and regional characteristics of porcine gastric slow wave activity determined by high-resolution mapping.
Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society 2010;22(10):e292-300.
2010: Gregory O'Grady; Peng Du; Leo Cheng; John U Egbuji; Wim J E P Lammers; John A Windsor; Andrew J Pullan
Origin and propagation of human gastric slow-wave activity defined by high-resolution mapping.
American journal of physiology. Gastrointestinal and liver physiology 2010;299(3):G585-92.
2010: Peng Du; Greg O'Grady; Simon J Gibbons; Rita Yassi; Rachel Lees-Green; Gianrico Farrugia; Leo Cheng; Andrew J Pullan
Tissue-specific mathematical models of slow wave entrainment in wild-type and 5-HT(2B) knockout mice with altered interstitial cells of Cajal networks.
Biophysical journal 2010;98(9):1772-81.
2010: Jonathan C Erickson; Gregory O'Grady; Peng Du; Chibuike Obioha; Wenlian Qiao; William O Richards; L Alan Bradshaw; Andrew J Pullan; Leo Cheng
Falling-edge, variable threshold (FEVT) method for the automated detection of gastric slow wave events in high-resolution serosal electrode recordings.
Annals of biomedical engineering 2010;38(4):1511-29.
2010: Gregory O'Grady; Peng Du; Wim J E P Lammers; John U Egbuji; Pulasthi Mithraratne; Jiande D Z Chen; Leo Cheng; John Windsor; Andrew J Pullan
High-resolution entrainment mapping of gastric pacing: a new analytical tool.
American journal of physiology. Gastrointestinal and liver physiology 2010;298(2):G314-21.
2010: Peng Du; Greg O'Grady; John B Davidson; Leo Cheng; Andrew J Pullan
Multiscale modeling of gastrointestinal electrophysiology and experimental validation.
Critical reviews in biomedical engineering 2010;38(3):225-54.
2010: Leo Cheng; Gregory O'Grady; Peng Du; John U Egbuji; John A Windsor; Andrew J Pullan
Gastrointestinal system.
Wiley interdisciplinary reviews. Systems biology and medicine 2010;2(1):65-79.
2010: J H K Kim; L Alan Bradshaw; Andrew J Pullan; Leo Cheng
Characterization of gastric electrical activity using magnetic field measurements: a simulation study.
Annals of biomedical engineering 2010;38(1):177-86.
2009: Gregory O'Grady; Andrew J Pullan; Athiq Wahab; Leo Cheng; Peng Du; John U Egbuji; Wim J E P Lammers; John Windsor
A novel laparoscopic device for measuring gastrointestinal slow-wave activity.
Surgical endoscopy 2009;23(12):2842-8.
2009: P Du; S Li; G O'Grady; Leo Cheng; Andrew J Pullan; J D Z Chen
Effects of electrical stimulation on isolated rodent gastric smooth muscle cells evaluated via a joint computational simulation and experimental approach.
American journal of physiology. Gastrointestinal and liver physiology 2009;297(4):G672-80.
2009: Rita Yassi; Leo Cheng; Vijay Rajagopal; Martyn P Nash; John Windsor; Andrew J Pullan
Modeling of the mechanical function of the human gastroesophageal junction using an anatomically realistic three-dimensional model.
Journal of biomechanics 2009;42(11):1604-9.
2009: Gregory O'Grady; John U Egbuji; Peng Du; Leo Cheng; Andrew J Pullan; John Windsor
High-frequency gastric electrical stimulation for the treatment of gastroparesis: a meta-analysis.
World journal of surgery 2009;33(8):1693-701.
2009: L Alan Bradshaw; Leo Cheng; William O Richards; Andrew J Pullan
Surface current density mapping for identification of gastric slow wave propagation.
IEEE transactions on bio-medical engineering 2009;56(8):2131-9.
2009: Peng Du; G O'Grady; J U Egbuji; W J Lammers; David M Budgett; Poul Fønss Nielsen; John Windsor; Andrew J Pullan; Leo Cheng
High-resolution mapping of in vivo gastrointestinal slow wave activity using flexible printed circuit board electrodes: methodology and validation.
Annals of biomedical engineering 2009;37(4):839-46.
2009: Peng Du; Wenlian Qiao; Greg O'Grady; John U Egbuji; Wim Lammers; Leo Cheng; Andrew J Pullan
Automated detection of gastric slow wave events and estimation of propagation velocity vector fields from serosal high-resolution mapping.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2009;2009():2527-30.
2009: Wenlian Qiao; Rié Komuro; Andrew J Pullan; Leo Cheng
Volume conductor effects on simulated magnetogastrograms.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2009;2009():4929-32.
2009: Leo Cheng; Greg O'Grady; Peng Du; John U Egbuji; John Windsor; Andrew J Pullan
Detailed measurements of gastric electrical activity and their implications on inverse solutions.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2009;2009():1302-5.
2008: Kimberley F Noakes; Andrew J Pullan; Ian P Bissett; Leo Cheng
Subject specific finite elasticity simulations of the pelvic floor.
Journal of biomechanics 2008;41(14):3060-5.
2008: Rié Komuro; Leo Cheng; Andrew J Pullan
Comparison and analysis of inter-subject variability of simulated magnetic activity generated from gastric electrical activity.
Annals of biomedical engineering 2008;36(6):1049-59.
2008: Kimberley F Noakes; Ian P Bissett; Andrew J Pullan; Leo Cheng
Anatomically realistic three-dimensional meshes of the pelvic floor & anal canal for finite element analysis.
Annals of biomedical engineering 2008;36(6):1060-71.
2008: Wim J E P Lammers; Leo Cheng
Simulation and analysis of spatio-temporal maps of gastrointestinal motility.
Biomedical engineering online 2008;7():2.
2007: Leo Cheng; Rie Komuro; Travis M Austin; Martin L Buist; Andrew J Pullan
Anatomically realistic multiscale models of normal and abnormal gastrointestinal electrical activity.
World journal of gastroenterology : WJG 2007;13(9):1378-83.
2007: Travis M Austin; Liren Li; Andrew J Pullan; Leo Cheng
Effects of gastrointestinal tissue structure on computed dipole vectors.
Biomedical engineering online 2007;6():39.
2007: Thusitha D S Mabotuwana; Leo Cheng; Andrew J Pullan
A model of blood flow in the mesenteric arterial system.
Biomedical engineering online 2007;6():17.
2006: Andrei Irimia; Leo Cheng; Martin L Buist; Andrew J Pullan; L Alan Bradshaw
An integrative software package for gastrointestinal biomagnetic data acquisition and analysis using SQUID magnetometers.
Computer methods and programs in biomedicine 2006;83(2):83-94.
2006: Anita Shu-Han Lin; Martin L Buist; Leo Cheng; Nicolas P Smith; Andrew J Pullan
Computational simulations of the human magneto- and electroenterogram.
Annals of biomedical engineering 2006;34(8):1322-31.
2006: Martin L Buist; Leo Cheng; K M Sanders; Andrew J Pullan
Multiscale modelling of human gastric electric activity: can the electrogastrogram detect functional electrical uncoupling?
Experimental physiology 2006;91(2):383-90.
2006: Leo Cheng; Martin L Buist; Andrew J Pullan
Anatomically realistic torso model for studying the relative decay of gastric electrical and magnetic fields.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2006;1():3158-61.
2006: T D S Mabotuwana; Leo Cheng; Nicolas P Smith; Andrew J Pullan
Modeling blood flow in the gastrointestinal system.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2006;1():1810-3.
2006: J B Davidson; J Kim; Leo Cheng; O Röhrle; Paul R Shorten; Tanya K Soboleva; R D Clarke; Andrew J Pullan
Mathematically modeling the effects of electrically stimulating skeletal muscle.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2006;1():4635-8.
2006: K F Noakes; I P Bissett; Andrew J Pullan; Leo Cheng
Anatomically based computational models of the male and female pelvic floor and anal canal.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2006;1():3815-8.
2005: Leo Cheng; Gregory Sands; Renelle L French; S J Withy; Selwyn P Wong; Malcolm E Legget; W M Smith; Andrew J Pullan
Rapid construction of a patient-specific torso model from 3D ultrasound for non-invasive imaging of cardiac electrophysiology.
Medical & biological engineering & computing 2005;43(3):325-30.
2004: Martin L Buist; Leo Cheng; Rita Yassi; L Alan Bradshaw; William O Richards; Andrew J Pullan
An anatomical model of the gastric system for producing bioelectric and biomagnetic fields.
Physiological measurement 2004;25(4):849-61.
2004: Rita Yassi; Leo Cheng; Saad Al-Ali; Nicolas P Smith; Andrew J Pullan; John Windsor
An anatomically based mathematical model of the gastroesophageal junction.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2004;1():635-8.
2003: Andrew J Pullan; Martin L Buist; Gregory Sands; Leo Cheng; Nicolas P Smith
Cardiac electrical activity--from heart to body surface and back again.
Journal of electrocardiology 2003;36 Suppl():63-7.
2003: Leo Cheng; John M Bodley; Andrew J Pullan
Effects of experimental and modeling errors on electrocardiographic inverse formulations.
IEEE transactions on bio-medical engineering 2003;50(1):23-32.
2003: Leo Cheng; John M Bodley; Andrew J Pullan
Comparison of potential- and activation-based formulations for the inverse problem of electrocardiology.
IEEE transactions on bio-medical engineering 2003;50(1):11-22.
2001: Andrew J Pullan; Leo Cheng; Martyn P Nash; Chris P Bradley; David J Paterson
Noninvasive electrical imaging of the heart: theory and model development.
Annals of biomedical engineering 2001;29(10):817-36.