Commander Echo™ Wireless Pinch Dynamometer

CM309 Pinch stackFrom standard to custom pinch tests, Commander Echo Pinch Dynamometer is the convenient way to collect pinch strength data for hand therapy, post-offers, Functional Capacity Evaluations (FCEs), repetitive trauma disorders, or any evaluation that requires pinch strength information.

To see a video of the device in use click here

Commander Echo Pinch will help your customers:

Save Time

  • Displays maximum force, coefficient of variation (CV), right and left side test averages and bilateral deficit
  • Console stores 20 bilateral tests with up to 4 repetitions per side

Do More

  • Helps determine consistency of effort in workers compensation and FCE exams
  • Document bilateral differences, establish baselines and monitor progress
  • Use in upper extremity evaluations including post-offers and FCEs

Achieve Greater Accuracy

  • Maximum force rated to 50 lb. for strong performers
  • 0.1 lb resolution for accurate testing of weak performers
  • Precision technology achieves greater than 99% force accuracy
  • Compatible with normative data developed by Mathiowetz and published in the American Medical Association (AMA) Guides

CM309 Echo Pinch

Product Highlights

  • Console records and stores up to 20 tests of any type
  • “Axis Compensation” smart load cell maintains accuracy even if force is applied off-center.
  • Quantify effects of CTS and other repetitive trauma disorders
  • Document bilateral differences, establish baselines and monitor progress
  • Compare results to published normative data

For more information regarding JTECH Medical products or services or to schedule an online demo, please call toll free at 800 985-8324 or 385 695-5000, or contact us by email.


  • Specifications
  • Resources
Commander ECHO Pinch Gauge Commander ECHO Console
(required but sold separately)
Part Number: CM309   Part Number: CM300
Number of Repetitions per Test: 1-4   Number of Stored Tests: 20
Load Cell Capacity: 50 lb (22.7 kg)   Weight:  0.46 lbs (0.21 kg) 
Units of Measure: lb, kg, N   Length:  4.66 in (11.83 cm) 
Weight: 0.45 lbs (0.2 kg)   Width: 2.61 in (6.63 cm)
Length: 4.28 in (10.87 cm)   Depth: 0.96 in (2.44 cm)
Width: 2.11 in (5.36 cm)   Battery Type: Rechargeable Lithium-polymer
Depth: 1.58 in (4.01 cm)   Battery Life: Approximately 13 hours of continual use
Battery Type: Rechargeable Lithium-polymer      
Battery Life: Approximately 10-14 hours of continual use      

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