Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Simulation of intraluminal impedance.

A al-Zaben1, V Chandrasekar

  • 1Colorado State University, Fort Collins, CO 80524, USA.

Biomedical Sciences Instrumentation
|May 3, 2003
PubMed
Summary

This study models electrical impedance within the Gastrointestinal tract (GIT) to aid diagnosis. Numerical simulations explore how catheter setup and tissue properties affect impedance measurements for better GIT diagnostic tools.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Corrigendum to "Quantitative prediction of toxicological points of departure using two-stage machine learning models: A new approach methodology (NAM) for chemical risk assessment" [J Hazard Mater 487 (2025) 137071].

Journal of hazardous materials·2025
Same author

Secure malicious node detection in flying ad-hoc networks using enhanced AODV algorithm.

Scientific reports·2024
Same author

Coherent Doppler LIDAR with long-duration frequency-modulated pulses for wind sensing.

Optics express·2024
Same author

Biomedical invasive pressure sensor coatings: calibration and waveform perspectives.

Journal of medical engineering & technology·2020
Same author

Multichannel intra-luminal impedance signals variability during gastro-oesophageal activities.

Journal of medical engineering & technology·2017
Same author

TLI-based reduced-intensity conditioning hematopoietic SCT for children and adolescents with high-risk nonmalignant disorders.

Bone marrow transplantation·2014

Area of Science:

  • Biomedical Engineering
  • Medical Physics
  • Gastroenterology

Background:

  • Intraluminal impedance measurements provide insights into the Gastrointestinal tract's (GIT) condition.
  • These measurements are valuable for diagnosing various GIT disorders.
  • Understanding factors influencing these measurements is crucial for accurate interpretation.

Purpose of the Study:

  • To present a numerical model of intraluminal impedance measurements within the GIT.
  • To evaluate how different conditions impact impedance data.
  • To provide a foundation for designing and interpreting GIT impedance measurements.

Main Methods:

  • Utilized numerical modeling to simulate impedance measurements inside the GIT.
  • Incorporated realistic esophageal properties and literature-derived conductivity values.
  • Investigated variations in catheter configurations, esophagus wall width, catheter position, and material conductivity.

Main Results:

  • The study simulated impedance data under diverse experimental conditions.
  • Model outputs reflect the influence of physical and electrical variations on measurements.
  • The simulations provide a basis for understanding complex impedance behavior in the GIT.

Conclusions:

  • Numerical modeling is a valuable tool for understanding GIT intraluminal impedance.
  • The findings will aid in optimizing the design of impedance measurement devices.
  • Improved interpretation of impedance data will enhance diagnostic capabilities for GIT conditions.

Related Experiment Videos