3 papers
physics.bio-ph2022
Pressure -- area loop based phenotypic classification and mechanics of esophagogastric junction physiology
Guy Elisha, Sourav Halder, Shashank Acharya +5
The esophagogastric junction (EGJ) is located at the distal end of the esophagus and acts as a valve allowing swallowed materials to enter the stomach and preventing acid reflux. I…
physics.flu-dyn2021
A Fully Resolved Multiphysics Model of Gastric Peristalsis and Bolus Emptying in the Upper Gastrointestinal Tract
Shashank Acharya, Sourav Halder, Wenjun Kou +3
Over the past few decades, in silico modeling of organ systems has significantly furthered our understanding of their physiology and biomechanical function. In this work, we presen…
physics.flu-dyn2019
Pumping Patterns and Work Done during Peristalsis in Finite-length Elastic Tubes
Shashank Acharya, Wenjun Kou, Sourav Halder +4
Balloon dilation catheters are often used to quantify the physiological state of peristaltic activity in tubular organs and comment on their ability to propel fluid which is import…