IN THE NEWS

BOTHELL, WA – Cardiac Science Corporation, a leading provider of cardiac monitoring, defibrillation and rehabilitative products, announced that it completed the connectivity of its HeartCentrix^® ECG informatics software with Greenway Medical Technology’s PrimeSuite^® electronic medical record (EMR) solution.

Connecting Cardiac Science’s Burdick^® and Quinton^® brand ECG, exercise stress, and Holter devices with Greenway's PrimeSuite solution will help physicians to streamline the diagnostic cardiology workflow in their offices, eliminating a source of data transcription errors and providing the physician with a unified view of patient diagnostic data. With HeartCentrix ECG informatics, physicians have immediate access to electronically view or edit a patient’s test results and later retrieve the data from PrimeSuite.

"With the success of this connectivity solution, Greenway^® customers with Burdick and Quinton brand ECG, stress and Holter devices will now be able to significantly enhance the workflow associated with ordering and reviewing patient tests," said Greg Newman, director, product management, Cardiac Science Corporation. "The combination of our respected cardiac monitoring products with Greenway’s leading electronic health record (EHR) solution enables us to offer physicians an extremely efficient, easy and timely means to access critical patient information."

"By implementing interoperability between PrimeSuite and HeartCentrix ECG informatics, physicians will be impressed with the efficiency and functionality PrimeSuite adds to their practice and daily workflow," added Justin Barnes, vice president of marketing and government affairs for Greenway. "Many of our customers rely on Burdick and Quinton diagnostic devices, and we are pleased that they can bring these devices onto their PrimeSuite integrated platform to improve patient care, patient satisfaction and practice revenue."

About Greenway Medical Technologies, Inc.

Greenway Medical Technologies provides the latest in ambulatory healthcare business solutions by enhancing the delivery of patient care through innovative software and services that allow physician practices to function at their highest level of efficiency. Greenway’s PrimeSuite serves as the starting point of a long-term business plan for physician practices as an Ambulatory Software suite with CCHIT CertifiedSM integrated EHR practice management and interoperability functionality. With PrimeSuite integrating a practice’s clinical, financial, and administrative processes, practices can increase profitability, enhance patient satisfaction, and facilitate adherence to compliance guidelines. Established in 1998, Carrollton, Ga. - based Greenway Medical Technologies is a privately held company with more than 225 employees. For more information about Greenway, visit www.greenwaymedical.com.

About Cardiac Science

Cardiac Science, a wholly owned subsidiary of Opto Circuits (India) Ltd., develops, manufactures, and markets a family of advanced diagnostic and therapeutic cardiology devices and systems, including automated external defibrillators (AED), electrocardiograph devices (ECG/EKG), cardiac stress treadmill and systems, PC-based diagnostic workstations, Holter monitoring systems, hospital defibrillators, vital signs monitors, cardiac rehabilitation telemetry systems, and cardiology data management systems (informatics) that connect with hospital information (HIS), electronic medical record (EMR), and other information systems. The company sells a variety of related products and consumables and provides a portfolio of training, maintenance, and support services. Cardiac Science, the successor to the cardiac businesses that established the trusted Burdick^®, HeartCentrix^®, Powerheart^®, and Quinton^® brands, is headquartered in Bothell, Washington. With customers in almost 100 countries worldwide, the company has operations in North America, Europe, and Asia. For information, call 425.402.2000 or visit http://www.cardiacscience.com.

Forward-Looking Statements

This press release contains forward-looking statements. The words "believe," "expect," "intend," "anticipate," variations of such words, and similar expressions identify forward-looking statements, but their absence does not mean that the statement is not forward-looking. Forward-looking statements in this press release include, but are not limited to, those relating to Cardiac Science Corporation's future AED sales in Japan, expected shipments of backordered products in the fourth quarter of 2010, and expectations regarding the closing of the transaction with Opto Circuits. These are forward-looking statements for purposes of the safe harbor provisions under the Private Securities Litigation Reform Act of 1995. Actual results and performance may vary significantly from those expressed or implied in such statements. Factors that could cause or contribute to such varying results and other risks include those more fully described in the Annual Report on Form 10-K filed by Cardiac Science Corporation for the year ended December 31, 2009, as updated by subsequent quarterly reports on Form 10-Q. Cardiac Science Corporation undertakes no duty or obligation to update the information provided herein.

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For information, contact (media) Anastasia Mironova amironova@cardiacscience.com+1.425.402.2092 | (investors) ir@optoindia.com | +91.80.2852.8088 LOGO: http://www.cardiacscience.com/images/main_logo.gif