Principles and clinical methods of body surface gastric mapping: Technical review

G O'Grady, C Varghese, G Schamberg… - …, 2023 - Wiley Online Library
Abstract Background and Purpose Chronic gastric symptoms are common, however
differentiating specific contributing mechanisms in individual patients remains challenging …

Body surface mapping of the stomach: New directions for clinically evaluating gastric electrical activity

DA Carson, G O'Grady, P Du… - …, 2021 - Wiley Online Library
Background Gastric motility disorders, which include both functional and organic etiologies,
are highly prevalent. However, there remains a critical lack of objective biomarkers to guide …

Gastric dysfunction in patients with chronic nausea and vomiting syndromes defined by a noninvasive gastric mapping device

AA Gharibans, S Calder, C Varghese, S Waite… - Science translational …, 2022 - science.org
Chronic nausea and vomiting syndromes (NVSs) are prevalent and debilitating disorders.
Putative mechanisms include gastric neuromuscular disease and dysregulation of brain-gut …

A novel scalable electrode array and system for non‐invasively assessing gastric function using flexible electronics

AA Gharibans, TCL Hayes, DA Carson… - …, 2023 - Wiley Online Library
Background Disorders of gastric function are highly prevalent, but diagnosis often remains
symptom‐based and inconclusive. Body surface gastric mapping is an emerging diagnostic …

The gastric conduction system in health and disease: a translational review

G O'Grady, AA Gharibans, P Du… - American Journal of …, 2021 - journals.physiology.org
Gastric peristalsis is critically dependent on an underlying electrical conduction system.
Recent years have witnessed substantial progress in clarifying the operations of this system …

Validation of noninvasive body-surface gastric mapping for detecting gastric slow-wave spatiotemporal features by simultaneous serosal mapping in porcine

S Calder, LK Cheng, CN Andrews… - American Journal …, 2022 - journals.physiology.org
Gastric disorders are increasingly prevalent, but reliable noninvasive tools to objectively
assess gastric function are lacking. Body-surface gastric mapping (BSGM) is a noninvasive …

An ingestible device for gastric electrophysiology

SS You, A Gierlach, P Schmidt, G Selsing, I Moon… - Nature …, 2024 - nature.com
The ability to record high-quality electrophysiology data from the gastrointestinal tract and
enteric nervous system is of use in understanding a variety of disorders and improving …

Strategies to refine gastric stimulation and pacing protocols: experimental and modeling approaches

LK Cheng, ND Nagahawatte, R Avci, P Du… - Frontiers in …, 2021 - frontiersin.org
Gastric pacing and stimulation strategies were first proposed in the 1960s to treat motility
disorders. However, there has been relatively limited clinical translation of these techniques …

An automated artifact detection and rejection system for body surface gastric mapping

S Calder, G Schamberg, C Varghese… - …, 2022 - Wiley Online Library
Background Body surface gastric mapping (BSGM) is a new clinical tool for gastric motility
diagnostics, providing high‐resolution data on gastric myoelectrical activity. Artifact …

Anaesthesia by intravenous propofol reduces the incidence of intra-operative gastric electrical slow-wave dysrhythmias compared to isoflurane

Z Aghababaie, THH Wang, LA Nisbet, A Matthee… - Scientific Reports, 2023 - nature.com
Gastric motility is coordinated by bioelectrical slow-wave activity, and abnormal electrical
dysrhythmias have been associated with nausea and vomiting. Studies have often been …