Sam, a New Portable Long Duration Ultrasound Device (45 Subs) - Orthopedics Research

The SAM (sustained acoustic medicine) is a small, portable device that delivers over 18,000 Joules  of energy when 4 crystals are worn for 4 hours. This has been shown to decease trapezius  myofascial pain, postoperative shoulder pain and low back pain with a herniated disk. The following is the  results of a study comparing SAM and placebo on pain. 

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