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Related Experiment Video

Updated: May 29, 2026

Dendrochronological Dating and Provenancing of String Instruments

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Published on: October 6, 2022

Chin force in violin playing.

Satoshi Obata¹, Hiroshi Kinoshita

¹Biomechanics and Motor Control Laboratory, Graduate School of Medicine, Osaka University, 1-17, Machikaneyama, Toyonaka, 560-0043 Osaka, Japan. s-obata@moted.hss.osaka-u.ac.jp

European Journal of Applied Physiology

|September 29, 2011

Summary

Violinists exert significant chin force, especially during demanding passages. This study developed a force-sensing chinrest to measure these forces, revealing peak forces can exceed 50 N.

Area of Science:

Biomechanics
Music Performance Science

Background:

Violinists utilize chin and mandible for instrument stabilization.
Understanding the forces involved is crucial for injury prevention and performance optimization.

Purpose of the Study:

To quantify the forces generated between the violinist's mandible and the chinrest.
To investigate how different playing techniques affect these forces.

Main Methods:

Development of a novel force-sensing chinrest utilizing a strain-gauge sensor.
Measurement of static and dynamic forces during various playing tasks with 15 violinists.
Assessment of lateral mandibular movement under voluntary chin force exertion.

Main Results:

Static holding forces ranged from 15-22 N.

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Peak forces increased with dynamics, vibrato, and shifts, reaching 35 N.

Playing a concerto resulted in mean peak forces of 52 N (31-82 N range).

Mandibular lateral shift was minimal (<0.4 mm) even with high forces.

Conclusions:

The developed chinrest accurately measures violin-induced chin forces.
Typical performance forces are below 30 N, but can exceed 50 N during challenging pieces.
High chin forces do not significantly displace the mandible, likely due to molar clenching.