Arrhythmia Research Technology, Inc. is a contract manufacturing organization. The Company, through its subsidiary, Micron Products, Inc. (Micron), produces medical device technologies requiring precision machining and injection molding. Micron provides design, engineering, quality and regulatory expertise across the Company's product lines, including machining, plastic injection molding and sensors. It manufactures replacement knee systems, including femorals, tibial trays, inserts and instrumentation from investment castings (F-75, stainless steel), ultra-high-molecular-weight polyethylene (UHMWPE), ultrasonic cleaning and passivation. Its plastic injection molding services include clean room molding and tight tolerance specifications of engineered materials. It provides its customers with services, including the design, manufacture and rehabilitation of injection molding tools. Micron is a manufacturer and distributor of silver-plated and non-silver plated conductive resin sensors.