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

You might also read

Related Articles

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

Sort by
Same author

Critical Frequency of Self-Heating in a Superelastic Ni-Ti Belleville Spring: Experimental Characterization and Numerical Simulation.

Sensors (Basel, Switzerland)·2021
Same author

Multisite transcranial direct current stimulation in two patients with Alzheimer's disease: A 10-month follow-up study.

Neurophysiologie clinique = Clinical neurophysiology·2020
See all related articles

Related Experiment Video

Updated: May 5, 2026

Strain Sensing Based on Multiscale Composite Materials Reinforced with Graphene Nanoplatelets
09:38

Strain Sensing Based on Multiscale Composite Materials Reinforced with Graphene Nanoplatelets

Published on: November 7, 2016

8.2K

Artificial biometric finger driven by shape-memory alloy wires.

André Fellipe Cavalcante Silva1, Alexsandro José Virgínio dos Santos, Cícero da Rocha Souto

  • 1Department of Mechanical Engineering, Federal University of Paraiba, Joao Pessoa, Paraiba, Brazil.

Artificial Organs
|November 19, 2013
PubMed
Summary

Researchers developed a novel artificial finger using 3D printing and shape-memory alloy (SMA) wires. This biomechanically-inspired design demonstrates superior phalangeal rotation angles compared to existing SMA finger prototypes.

Keywords:
Artificial fingerBiomechanicsRobotic rehabilitationShape-memory alloys

More Related Videos

Author Spotlight: Enhancing Grasping Abilities for Hemiplegic Patients with Flexible Robotic Limbs
03:55

Author Spotlight: Enhancing Grasping Abilities for Hemiplegic Patients with Flexible Robotic Limbs

Published on: October 27, 2023

2.6K
A Tactile Automated Passive-Finger Stimulator TAPS
19:44

A Tactile Automated Passive-Finger Stimulator TAPS

Published on: June 3, 2009

14.9K

Related Experiment Videos

Last Updated: May 5, 2026

Strain Sensing Based on Multiscale Composite Materials Reinforced with Graphene Nanoplatelets
09:38

Strain Sensing Based on Multiscale Composite Materials Reinforced with Graphene Nanoplatelets

Published on: November 7, 2016

8.2K
Author Spotlight: Enhancing Grasping Abilities for Hemiplegic Patients with Flexible Robotic Limbs
03:55

Author Spotlight: Enhancing Grasping Abilities for Hemiplegic Patients with Flexible Robotic Limbs

Published on: October 27, 2023

2.6K
A Tactile Automated Passive-Finger Stimulator TAPS
19:44

A Tactile Automated Passive-Finger Stimulator TAPS

Published on: June 3, 2009

14.9K

Area of Science:

  • Biomechanical Engineering
  • Materials Science
  • Robotics

Background:

  • Artificial hands and fingers are crucial in prosthetics and robotics.
  • Existing designs often face limitations in dexterity and range of motion.
  • Shape-memory alloys (SMAs) offer unique actuation capabilities for biomimetic designs.

Purpose of the Study:

  • To design and test a novel artificial finger prototype.
  • To leverage biomechanics and shape-memory alloy (SMA) technology for enhanced finger function.
  • To compare the performance of the new prototype against existing SMA finger designs.

Main Methods:

  • Fabrication of an artificial finger prototype using acrylonitrile butadiene styrene (ABS) plastic via 3D printing.
  • Integration of nickel-titanium (Ni-Ti) shape-memory alloy (SMA) wires (0.3 mm diameter) for actuation.
  • Activation of SMA wires through resistive heating to induce finger flexion.
  • Performance evaluation focusing on phalangeal rotation angles.

Main Results:

  • The 3D-printed artificial finger prototype demonstrated successful flexion and actuation.
  • The prototype exhibited superior performance, particularly in achieving greater angles of rotation in the phalanges.
  • The design proved effective in mimicking biological finger movements to a notable degree.

Conclusions:

  • The developed artificial finger, utilizing 3D printing and SMA wires, represents a significant advancement.
  • The biomechanically-informed design offers improved dexterity and range of motion compared to prior SMA finger research.
  • This work paves the way for more sophisticated and functional artificial digits in various applications.