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 Concept Videos

Mechanical Systems01:22

Mechanical Systems

Mechanical systems are analogous to to electrical networks where springs and masses play similar roles to inductors and capacitors, respectively. A viscous damper in mechanical systems functions similarly to a resistor in electrical networks, dissipating energy. The forces acting on a mass in such systems include an applied force in the direction of motion, counteracted by forces from the spring, a viscous damper, and the mass's acceleration. This interplay of forces is mathematically described...

You might also read

Related Articles

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

Sort by
Same author

2025 ESAIC and ESPA Guidelines on neuromuscular block in children.

European journal of anaesthesiology·2026
Same author

Effect of Preload on Mechanomyography Train-of-four Ratio Measurements.

Anesthesiology·2026
Same author

Adapting Interventional Echocardiography to New Techniques: Echocardiographic Guidance for Transcatheter Myotomy Using Septal Scoring Along the Midline Endocardium.

Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography·2026
Same author

Incidence of phosphate abnormalities after cardiac surgery and their association with lactic acidosis: A cohort study from the Multicenter Perioperative Outcomes Group.

Journal of clinical anesthesia·2026
Same author

The effect of excessive noise rejection, noise filtering and twitch threshold on mechanomyograph twitch measurements.

Anaesthesia, critical care & pain medicine·2026
Same author

Let's Say Goodbye to Acceleromyographic Twitch Monitoring: Reply.

Anesthesiology·2026

Related Experiment Video

Updated: May 10, 2026

Biaxial Basal Tone and Passive Testing of the Murine Reproductive System Using a Pressure Myograph
09:59

Biaxial Basal Tone and Passive Testing of the Murine Reproductive System Using a Pressure Myograph

Published on: August 13, 2019

9.5K

Evolution of a laboratory mechanomyograph.

Zain Wedemeyer1, Andrew Bowdle1, Srdjan Jelacic1

  • 1Department of Anesthesiology, University of Washington, Box 356540, 1959 NE Pacific Street, Seattle, WA, 98195-6540, USA.

Journal of Clinical Monitoring and Computing
|May 17, 2024
PubMed
Summary

A redesigned mechanomyograph, a key tool for monitoring neuromuscular blockade, shows improved usability and accuracy. This enhanced device facilitates better data collection during surgical procedures.

Keywords:
MechanomyographyMedical devicesNeuromuscular blockade monitoringQuantitative monitoringTrain-of-four monitoringTwitch monitoring

More Related Videos

Measuring the Motor Aspect of Cancer-Related Fatigue using a Handheld Dynamometer
07:22

Measuring the Motor Aspect of Cancer-Related Fatigue using a Handheld Dynamometer

Published on: February 20, 2020

5.9K
In vivo Measurement of Knee Extensor Muscle Function in Mice
08:29

In vivo Measurement of Knee Extensor Muscle Function in Mice

Published on: March 4, 2021

4.6K

Related Experiment Videos

Last Updated: May 10, 2026

Biaxial Basal Tone and Passive Testing of the Murine Reproductive System Using a Pressure Myograph
09:59

Biaxial Basal Tone and Passive Testing of the Murine Reproductive System Using a Pressure Myograph

Published on: August 13, 2019

9.5K
Measuring the Motor Aspect of Cancer-Related Fatigue using a Handheld Dynamometer
07:22

Measuring the Motor Aspect of Cancer-Related Fatigue using a Handheld Dynamometer

Published on: February 20, 2020

5.9K
In vivo Measurement of Knee Extensor Muscle Function in Mice
08:29

In vivo Measurement of Knee Extensor Muscle Function in Mice

Published on: March 4, 2021

4.6K

Area of Science:

  • Biomedical Engineering
  • Anesthesiology
  • Clinical Monitoring

Background:

  • Mechanomyography is the gold standard for quantitative neuromuscular blockade monitoring.
  • Existing mechanomyographs are not commercially available, necessitating custom development.
  • Previous iterations required design improvements for broader clinical application.

Purpose of the Study:

  • To redesign and improve the usability and functionality of a mechanomyograph.
  • To accommodate a wider range of patient hand sizes and shapes.
  • To validate the accuracy and precision of the final mechanomyograph design.

Main Methods:

  • Iterative design process with laboratory and clinical testing.
  • Usability and functionality assessments with investigators and surgical patients.
  • Data collection of train-of-four ratios to determine accuracy and precision.

Main Results:

  • The final mechanomyograph design demonstrated improved ease of use and adjustability.
  • The device accommodated a wider range of hand sizes and reduced adjustment time.
  • 2,362 train-of-four ratios from 21 patients yielded a mean of 0.99 ± 0.030, indicating high accuracy and precision.

Conclusions:

  • The redesigned mechanomyograph offers enhanced usability and functionality for neuromuscular blockade monitoring.
  • The improved design facilitates more efficient data collection in clinical settings.
  • This advancement supports the potential for wider adoption of mechanomyography in practice.