Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the use in this Amendment No. 7 to the Registration Statement on Form S-1 of our report dated March 30, 2005, except for Note 20 as to which the date is May 4, 2005, relating to the financial statements and financial statement schedule of HemoSense, Inc., which appears in such Registration Statement. We also consent to the reference to us under the heading “Experts” in such Registration Statement.
/s/ PricewaterhouseCoopers LLP
San Jose, California
June 21, 2005