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Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Published on: April 21, 2023

Object manipulation without hands.

Shoko Sugasawa¹, Barbara Webb², Susan D Healy¹

¹Centre for Biological Diversity, Harold Mitchell Building, School of Biology, University of St Andrews, St Andrews KY16 9TH, UK.

Proceedings. Biological Sciences

|March 17, 2021

Summary

This summary is machine-generated.

Animal manipulation offers insights beyond primate hands. Studying diverse species like birds and insects reveals broader origins of dexterity and inspires robotic designs.

Keywords:

dexterity functional morphology motor control object manipulation robot manipulation sensory ecology

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Area of Science:

Comparative biology
Biomechanics
Neuroscience

Background:

Primate hand research offers a limited view of object manipulation.
Most animals, lacking hands, exhibit complex manipulation crucial for survival.

Purpose of the Study:

To broaden the understanding of object manipulation beyond primates.
To explore the origins of dexterity across diverse species.
To inspire novel robotic manipulator designs.

Main Methods:

Contrasting manipulation data from primates, birds, and insects.
Analyzing sensory-grasping mechanisms and neural control.
Developing techniques for cross-species data collection.

Main Results:

Birds and insects use simpler structures (bills, mandibles) for manipulation, akin to robotic grippers.
Comparative analysis reveals diverse strategies for sensing and grasping objects.
Neural architectures controlling manipulation vary across species.

Conclusions:

Studying diverse animal manipulation provides a wider perspective on dexterity's evolution.
Understanding animal manipulation can inform the design of advanced robotic systems.