ORONO, Maine, Dec. 6, 2017 /PRNewswire/ -- O'Brien Medical is pleased to announce the official launch of the ETFMx multi-frequency electronic tuning fork. Building on the success of the base model ETF128, the Mx takes quantitative sensation testing to the next level. Now clinicians can implement a standardized approach for diagnosing diabetic peripheral neuropathy utilizing the three most popular frequencies in medicine. This multi-frequency instrument saves time and money by essentially integrating three tuning forks into one. The Mx will be sold exclusively through the company's website and select distribution partners.