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Hansen Medical Announces Initial Public Offering

Hansen Medical Announces Initial Public Offering

Mountain View, California – November 16, 2006 – Hansen Medical, Inc. (Nasdaq: HNSN) announced today the initial public offering of 6,250,000 shares of common stock at a price of $12.00 per share. Hansen Medical’s common stock is expected to begin trading on the NASDAQ Global Market under the trading symbol HNSN on Thursday, November 16, 2006. All of the shares in the offering are being offered by Hansen Medical.

The underwriters of the offering will be Morgan Stanley & Co. Incorporated and J.P. Morgan Securities Inc. as joint bookrunners, and Thomas Weisel Partners LLC and Leerink Swann & Co., Inc. as co-managers. Hansen Medical has granted the underwriters a 30-day option to purchase up to an additional 937,500 shares to cover over-allotments, if any.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy nor shall there be any sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state.

This press release shall not constitute an offer to sell or a solicitation of an offer to buy, nor will there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

About Hansen Medical, Inc.

Hansen Medical, based in Mountain View, California, was founded in 2002 to develop products and technology using robotics for the accurate positioning, manipulation and stable control of catheters and catheter-based technologies. The Sensei™ Robotic Catheter System and disposable Artisan™ Control Catheter are currently under review for FDA clearance to guide catheters for mapping the heart anatomy.

  Media Contact:
Amy Cook
925.552.7893
amy_cook@hansenmedical.com
Investor Contact:
Steven Van Dick
650.404.5820
steve_vandick@hansenmedical.com
Investor Contact:
Steven Van Dick
650.404.5820

* The Hansen Medical system requires regulatory clearance and is not yet commercially available.

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This document contains forward-looking statements about Hansen Medical Inc. All forward-looking statements involve risks, uncertainties and contingencies, many of which are beyond the ability of Hansen Medical to control, which may cause actual results, performance, or achievements to differ materially from anticipated results, performance, or achievements. All statements contained in this document that are not clearly historical in nature or that necessarily depend on future events are forward-looking and the words “anticipate,” “believe,” “expect,” “estimate,” “plan,” and similar expressions are generally intended to identify forward-looking statements.

Contact Info

info@catalysthealthventures.com

(781) 228-5228

50 Braintree Hill Office Park
Suite 301
Braintree, MA 02184