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10-K/A - 10-K/A - HANSEN MEDICAL INCd510692d10ka.htm
EX-31.3 - EX-31.3 - HANSEN MEDICAL INCd510692dex313.htm

Exhibit 31.4

CERTIFICATIONS

I, Peter J. Mariani, certify that:

1. I have reviewed this Annual Report on Form 10-K/A of Hansen Medical, Inc.;

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

March 28, 2013

 

/s/ PETER J. MARIANI

Chief Financial Officer

(Principal Financial and Accounting Officer)