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

Local Anesthetics: Differential Sensitivity of Nerve Fibers

Local Anesthetics: Differential Sensitivity of Nerve Fibers

Local anesthetics (LAs) block the sodium channels of nerve trunks, sensory nerve endings, and neuromuscular junctions. Although LAs can block all kinds of nerves, the sensitivity of nerve fibers differs according to nerve types and structures. LAs are known to block myelinated fibers faster than unmyelinated ones. Also, they block pain or sensory neurons at low concentrations without affecting the motor neurons involved in muscle contractions. This helps relieve labor pain without affecting the...

You might also read

Related Articles

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

Sort by

Same author

Recording of Pharmacy First consultations in general practice records in England: an observational study of the service's first year using OpenSAFELY.

The British journal of general practice : the journal of the Royal College of General Practitioners·2026

Same author

Synthesis of Phenyl 2-Acetamidoselenogalactoside Mimetics and Interaction with Amyloid β<sub>1-42</sub>.

Pharmaceuticals (Basel, Switzerland)·2026

Same author

User characteristics and use patterns in the STI-X STI test vending pilot.

Sexually transmitted infections·2026

Same author

'Initially this work was done by doctors, often ineffectively …': the History of Sexual Health Advising in twentieth-century England.

Modern British history (Oxford, England)·2026

Same author

Serial cycle threshold to assess the infectious potential of SARS-CoV-2: A systematic review.

Epidemiology and infection·2026

Same author

From medical officers of health to multidisciplinary public health specialists: a history of the professional transformation of public health in Britain, 1970-2025.

Medical history·2026

Search research articles

Related Experiment Video

Updated: Apr 20, 2026

Author Spotlight: Developing Cost-Effective and Durable Ultrasound-Guided 3D-Printed Nerve Block Trainers

Author Spotlight: Developing Cost-Effective and Durable Ultrasound-Guided 3D-Printed Nerve Block Trainers

Published on: February 9, 2024

A low cost, high fidelity nerve block model.

Scott Sparks¹, David Evans², Don Byars³

¹Department of Emergency Medicine, Emergency Ultrasound Section, St. Luke's University Health Network, 744 Ostrum Street, Bethlehem 18015, PA, USA.

Critical Ultrasound Journal

|November 21, 2014

Summary

This study presents an affordable, high-fidelity simulation model for ultrasound-guided nerve blocks using readily available materials. The model enhances trainee confidence and tactile skills for improved procedural success.

Keywords:

Nerve block Phantom model Regional anesthesia Ultrasound

More Related Videos

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

Published on: November 21, 2025

An Ultrasonic Tool for Nerve Conduction Block in Diabetic Rat Models

An Ultrasonic Tool for Nerve Conduction Block in Diabetic Rat Models

Published on: October 20, 2017

Related Experiment Videos

Last Updated: Apr 20, 2026

Author Spotlight: Developing Cost-Effective and Durable Ultrasound-Guided 3D-Printed Nerve Block Trainers

Author Spotlight: Developing Cost-Effective and Durable Ultrasound-Guided 3D-Printed Nerve Block Trainers

Published on: February 9, 2024

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

Published on: November 21, 2025

An Ultrasonic Tool for Nerve Conduction Block in Diabetic Rat Models

An Ultrasonic Tool for Nerve Conduction Block in Diabetic Rat Models

Published on: October 20, 2017

Area of Science:

Medical Simulation
Anesthesiology
Ultrasound Technology

Background:

Lack of low-cost, high-fidelity models for ultrasound-guided nerve block simulation.
Existing models are expensive and lack anatomical accuracy.
Increasing prevalence of ultrasound-guided nerve blocks in medical education necessitates improved training tools.

Purpose of the Study:

To develop a simple, inexpensive, and high-fidelity simulation model for ultrasound-guided nerve blocks.
To provide a realistic training tool for medical residents.
To enhance provider confidence and procedural success rates.

Main Methods:

Construction of a simulation model using a pork loin.
Pressure injection of ultrasound gel through CAT 5 cable and IV tubing.
Insertion of materials length-wise into the pork loin to simulate anatomical structures.

Main Results:

The simulation model exhibited a realistic, life-like tactile feel, closely mimicking human tissue.
The model provided a cost-effective alternative to existing, more expensive simulation options.

Conclusions:

The developed ultrasound nerve block model is inexpensive and offers a realistic feel.
The model facilitates the development of confidence and tactile skills in resident trainees.
This training tool has the potential to increase success rates in live-patient procedures.