ACS Diagnostics, Inc.
Medical Equipment ManufacturingCalifornia, United States11-50 Employees
ACS Diagnostics, Inc. is a medical equipment manufacturer based in Irvine, California, employing about 11-50 people and focusing on outpatient cardiac monitoring devices and telemedicine innovations. Since 1981, the company has designed, developed, and manufactured cardiac devices for cardiology, internists, and general practitioners. It holds a US patent for an all-in-one ECG monitor, with the CORE12 device combining 12-lead ECG, 24-hour Holter, 14-day long-term ECG, 30-day cardiac event monitoring, and Mobile Cardiac Telemetry in a single unit and using integrated cell phone transmission to a 24-hour laboratory. The company describes the CORE12 as the first patented device in its class to merge four modalities into one phone unit, with the integrated mobile technology enabling immediate data transmission to its 24-hour laboratory (IDTF). ACS Diagnostics is developing a CORE12 patch for a future wireless form factor and launched the CORE 4 Heart Monitor in April 2026.