EXHIBIT 23.1

                        CONSENT OF INDEPENDENT REGISTERED
                             PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration
Statement on Form S 8 of our report dated March 16, 2005 relating to the
financial statements, financial statement schedule, management's assessment of
the effectiveness of internal control over financial reporting and the
effectiveness of internal control over financial reporting, of Cardiac Science,
Inc., which appears in Cardiac Science, Inc.'s Annual Report on Form 10 K for
the year ended December 31, 2004.

/s/ PricewaterhouseCoopers LLP

Orange County, California
September 1, 2005