System 4 Pro™

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Sports Medicine Solutions - ACL

Sports Medicine Solutions - ACL

Sports Medicine Solutions

What Are Your Return-to-Play Criteria for ACL?

There’s a reason for the recent resurgence of isokinetic strength testing after ACL reconstruction. Limb strength symmetry and balanced hamstring to quadriceps ratios are major components of return-to-play criteria shown to reduce reinjury in athletes after ACL-R.

Industry Standard Isokinetic System

As the premier isokinetic system for objective testing, the Biodex™ System 4 Dynamometer is used by top facilities around the world for ACL rehabilitation and more. See what makes Biodex systems stand apart.

Over 30-Year Legacy of the System 4

Over 30-Year Legacy

Only Biodex offers factory-trained service support in your area.

Intuitive Advantage BX Software

Intuitive Software

Advantage BX™ software seamlessly guides clinicians through rehab or testing sessions.

Versatility of the System 4


Potential uses go well beyond ACL rehab. Our system is used on a variety of joints and neuromuscular injuries.

ACL Return to Play Report

ACL Return-to-Play Reports

Results can be understood at a glance with clear pass/fail for each test throughout the athlete’s recovery.


Return-to-Play Test Results, Simplified

Grounded in the latest research and supported by a panel of field experts, our first-ever ACL Return-to-Play reports are easier to understand, making it easier to communicate to patients, physicians, third-party payers and employers when athletes are ready to return to play.

With this report, Physicians can understand report at a glance with clear pass/fail results.
Click to view report



Interested in learning more?

Request Information

Or Call:

(800) 224-6339

 New Biodex Research Portal for ACL and RTP


(800) 224-6339

Request Information

Help Patients Find You - List Your Facility in the Biodex Find a Clinic Directory

ACL RTP Research Portal

Kevin Wilk Seminar Recent Advances in the Treatment of the Shoulder and Knee

What They Are Saying
North Fork Physical Therapy
Mark Wahl PT, MS, OCS, Cert. MDT, GCS

“I'm very pleased with my new Biodex System 4 Pro. I like how easy it is to set up patients and get them right into a rehab or test session - that's a good return on investment from a time perspective.”


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