LEXINGTON, Mass.--(BUSINESS WIRE)--Imprivata® (NYSE: IMPR), the healthcare IT security company, today launched Imprivata PatientSecure®, an innovative positive patient identification solution that uses palm vein biometrics to create a one-to-one link between patients and their correct medical record in their provider’s electronic health record (EHR) system. Patient misidentification is a growing national problem—on average seven to 10 percent of patients are misidentified when their medical rec