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Updated: May 22, 2026

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping
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Keeping the world at hand: rapid visuomotor processing for hand-object interactions.

Tamar R Makin1, Nicholas P Holmes, Claudio Brozzoli

  • 1FMRIB Centre, Oxford University, Oxford, OX3 9DU, UK. tamar.makin@ndcn.ox.ac.uk

Experimental Brain Research
|April 25, 2012
PubMed
Summary

Hand-centered visual processing in the premotor cortex rapidly guides actions towards or away from objects. This system bypasses typical visual pathways for swift, 70ms responses to changing object properties.

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Area of Science:

  • Neuroscience
  • Primate Vision
  • Motor Control

Background:

  • Hand-centered visual processing is known in macaque premotor cortex.
  • Previous theories suggested general roles in movement guidance or object avoidance.
  • The specific role in rapid action selection following sudden object changes was unclear.

Purpose of the Study:

  • To propose a specific and prominent role for hand-centered mechanisms in rapid manual action control.
  • To investigate the speed of visual processing for hand-object interactions.
  • To explore how visual processing bypasses hierarchical stages to inform motor systems.

Main Methods:

  • Review of recent anatomical and physiological evidence from human and non-human primates.
  • Analysis of processing timelines for visual information related to hand-object interactions.

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Last Updated: May 22, 2026

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping
09:41

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

Published on: April 21, 2023

An Emerging Target Paradigm to Evoke Fast Visuomotor Responses on Human Upper Limb Muscles
09:27

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Main Results:

  • Evidence supports rapid processing of visual information for hand-object interactions.
  • This processing bypasses several stages of the hierarchical visual system.
  • Hand-related visual inputs reach the motor system within 70 ms of a sudden event.

Conclusions:

  • Hand-centered mechanisms are crucial for rapid selection and control of manual actions.
  • The 70 ms processing window enables swift avoidance or acquisitive actions.
  • This rapid system is vital for interacting with objects, especially after sudden changes.