Origin and propagation of human gastric slow-wave activity defined by high-resolution map**

G O'Grady, P Du, LK Cheng… - American Journal …, 2010 - journals.physiology.org
Slow waves coordinate gastric motility, and abnormal slow-wave activity is thought to
contribute to motility disorders. The current understanding of normal human gastric slow …

Multiscale modeling of gastrointestinal electrophysiology and experimental validation

P Du, G O'Grady, JB Davidson… - Critical Reviews™ in …, 2010 - dl.begellhouse.com
Normal gastrointestinal (GI) motility results from the coordinated interplay of multiple
cooperating mechanisms, both intrinsic and extrinsic to the GI tract. A fundamental …

Origin, propagation and regional characteristics of porcine gastric slow wave activity determined by high‐resolution map**

JU Egbuji, G O'grady, P Du, LK Cheng… - …, 2010 - Wiley Online Library
Background The pig is a popular model for gastric electrophysiology studies. However, its
normal baseline gastric activity has not been well characterized. High‐resolution (HR) …

The gastrointestinal electrical map** suite (GEMS): software for analyzing and visualizing high-resolution (multi-electrode) recordings in spatiotemporal detail

R Yassi, G O'Grady, N Paskaranandavadivel, P Du… - BMC …, 2012 - Springer
Background Gastrointestinal contractions are controlled by an underlying bioelectrical
activity. High-resolution spatiotemporal electrical map** has become an important …

Falling-edge, variable threshold (FEVT) method for the automated detection of gastric slow wave events in high-resolution serosal electrode recordings

JC Erickson, G O'Grady, P Du, C Obioha… - Annals of biomedical …, 2010 - Springer
High resolution (HR) multi-electrode map** is increasingly being used to evaluate
gastrointestinal slow wave behaviors. To create the HR activation time (AT) maps from …

High-resolution entrainment map** of gastric pacing: a new analytical tool

G O'Grady, P Du, WJEP Lammers… - American Journal …, 2010 - journals.physiology.org
Gastric pacing has been investigated as a potential treatment for gastroparesis. New pacing
protocols are required to improve symptom and motility outcomes; however, research …

Automated gastric slow wave cycle partitioning and visualization for high-resolution activation time maps

JC Erickson, G O'Grady, P Du, JU Egbuji… - Annals of biomedical …, 2011 - Springer
Abstract High-resolution (HR) multi-electrode map** has become an important technique
for evaluating gastrointestinal (GI) slow wave (SW) behaviors. However, the application and …

An improved method for the estimation and visualization of velocity fields from gastric high-resolution electrical map**

N Paskaranandavadivel, G OrGrady… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
High-resolution (HR) electrical map** is an important clinical research tool for
understanding normal and abnormal gastric electrophysiology. Analyzing velocities of …

A novel retractable laparoscopic device for map** gastrointestinal slow wave propagation patterns

R Berry, N Paskaranandavadivel, P Du, ML Trew… - Surgical …, 2017 - Springer
Background Gastric slow waves regulate peristalsis, and gastric dysrhythmias have been
implicated in functional motility disorders. To accurately define slow wave patterns, it is …

A framework for the design of a closed-loop gastric pacemaker for treating conduction block

L Wang, A Malik, PS Roop, LK Cheng… - Computer Methods and …, 2022 - Elsevier
Abstract Background and Objective: Gastrointestinal (GI) motility disorders can be
significantly detrimental to the quality of life. Pacing, or long pulse gastric electrical …