Opto Circuits' subsidiary Cardiac Science launches Burdick 4250 ambulatory ... pharmabiz.com Cardiac Science Corporation, a subsidiary of Opto Circuits (India) and global leader in external defibrillation, diagnostic devices and monitoring systems, has launched the Burdick 4250 Holter recorder - a wearable heart monitor half the size and ... OPTO CIRCUITS INDIA LTD. : Cardiac Science launches BurdickR 4250 Holter ... |