Jamar® Hand Dynamometers
The Gold Standard in Grip Strength Measurement Since 1954
Introduced in 1954 by Lucien Bechtol, the Jamar® Hydraulic Hand Dynamometer has become the most trusted and widely recognized tool for measuring isometric handgrip strength. For decades, it has set the benchmark in clinical practice, rehabilitation, and scientific research, earning its reputation as the gold standard in hand strength assessment.
A Legacy of Precision & Trust
With over 40 years of consistent clinical use, Jamar dynamometers have played a pivotal role in establishing normative grip strength data worldwide. Their accuracy and reliability have made them indispensable in physiotherapy clinics, hospitals, and research institutions.
Today, the Jamar brand is part of Performance Health, continuing its legacy of innovation while maintaining the trusted standards clinicians rely on.
Engineered for Accuracy
At the core of the classic Jamar dynamometer is a sealed hydraulic system, designed to deliver precise and reproducible measurements of grip force. The device features:
Adjustable handle with 5 positions (1.375” to 3.375”)
Measurement in kilograms or pounds
Durable, analog design for consistent long-term use
Proven high reliability in clinical and research settings
These features ensure accurate assessment of maximum isometric strength of the hand and forearm muscles
Applications in Practice
Jamar hand dynamometers are widely used by healthcare professionals for:
Measuring grip strength in rehabilitation
Clinical assessment of hand function
Monitoring patient progress over time
Evaluating outcomes of therapeutic interventions
From hand trauma recovery to general health assessment, Jamar remains an essential diagnostic and monitoring tool.
Built for Professionals
Durable, precise, and trusted worldwide, Jamar dynamometers continue to support clinicians and researchers in advancing hand health and rehabilitation. Whether in everyday clinical use or rigorous scientific studies, they deliver the accuracy and reliability professionals depend on.