Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Bode Plots Construction

Bode Plots Construction

The Bode plot is an essential tool in control system analysis, mapping the frequency response of a system through a magnitude plot and a phase plot, both against a logarithmic frequency axis. To construct a Bode plot, consider the transfer function H(ω):

You might also read

Related Articles

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

Sort by

Same author

Costs of surgical futility in emergency laparotomy.

Surgery in practice and science·2025

Same author

Canadian Surgery Forum: Abstracts of presentations to the Annual Meetings of the Canadian Association of Bariatric Physicians and Surgeons, Canadian Association of General Surgeons, Canadian Association of Thoracic Surgeons, Canadian Hepato-Pancreato-Biliary Association, Canadian Society of Surgical Oncology, Canadian Society of Colon and Rectal Surgeons, Vancouver, BC, Sept. 17-21, 2013.

Canadian journal of surgery. Journal canadien de chirurgie·2025

Same author

Reporting of health-related quality of life in emergency laparotomy trials: a systematic review and narrative synthesis.

Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation·2023

Same author

The RAIS Device for Global Surgery: Using a Participatory Design Approach to Navigate the Translational Pathway to Clinical Use.

IEEE journal of translational engineering in health and medicine·2022

Same author

Canadian Surgery Forum.

Canadian journal of surgery. Journal canadien de chirurgie·2022

Same author

Canadian Surgery Forum.

Canadian journal of surgery. Journal canadien de chirurgie·2022

Search research articles

Related Experiment Video

Updated: Apr 5, 2026

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Published on: August 23, 2024

A time-dependent model for improved biogalvanic tissue characterisation.

J H Chandler¹, P R Culmer¹, D G Jayne²

¹School of Mechanical Engineering, University of Leeds, Leeds, United Kingdom.

Medical Engineering & Physics

|August 24, 2015

Summary

This summary is machine-generated.

This study introduces a new time-dependent model for biogalvanic tissue characterization, improving the accuracy of distinguishing healthy from diseased tissues. The enhanced model accounts for transient variations, leading to more reliable electrical resistance measurements for surgical applications.

Keywords:

Biogalvanic Electrochemical transients Galvanic cell Surgical sensing Time-dependent model Tissue resistance Tissue sensing

More Related Videos

Characterizing Electron Transport through Living Biofilms

Characterizing Electron Transport through Living Biofilms

Published on: June 1, 2018

High-Throughput Capable Three-Dimensional Tissue Model for Quantification of Electroporation Thresholds

High-Throughput Capable Three-Dimensional Tissue Model for Quantification of Electroporation Thresholds

Published on: August 19, 2025

Related Experiment Videos

Last Updated: Apr 5, 2026

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Characterizing Mediated Extracellular Electron Transfer in Lactic Acid Bacteria with a Three-Electrode, Two-Chamber Bioelectrochemical System

Published on: August 23, 2024

Characterizing Electron Transport through Living Biofilms

Characterizing Electron Transport through Living Biofilms

Published on: June 1, 2018

High-Throughput Capable Three-Dimensional Tissue Model for Quantification of Electroporation Thresholds

High-Throughput Capable Three-Dimensional Tissue Model for Quantification of Electroporation Thresholds

Published on: August 19, 2025

Area of Science:

Biomedical Engineering
Electrical Impedance Tomography
Surgical Technology

Background:

Biogalvanic characterization measures passive electrical resistance to differentiate healthy from diseased tissues.
Current models are sensitive to load switching, causing instability and questioning technique efficacy.
Transient variations in measurement data are not addressed by existing electrical models.

Purpose of the Study:

To propose an improved biogalvanic characterization model incorporating a time-dependent element.
To account for transient behavior and associated losses in electrical measurements.
To enhance the accuracy and reliability of distinguishing between healthy and diseased tissues.

Main Methods:

Developed a new characterization model with a time-dependent element to address transient variations.
Examined the influence of switching rate on characterized tissue resistance.
Applied the proposed model to ex vivo human colon tissue samples (healthy and cancerous).

Main Results:

Inclusion of transient elements improved the repeatability of characterized tissue resistance.
The proposed model showed a statistically significant difference (p < 0.05) between healthy and cancerous colon tissues.
The current model yielded insignificant differences (p > 0.05) between tissue types.

Conclusions:

The proposed time-dependent model enhances biogalvanic tissue characterization accuracy.
Accounting for transient behavior is crucial for reliable electrical resistance measurements.
This improved technique shows potential for real-time surgical guidance.