WorldHeart Announces Possible Delisting Action...( OAKLAND Calif. May 15 /- (Nasdaq:...),Health

OAKLAND, Calif., May 15 /PRNewswire-FirstCall/ -- (Nasdaq: WHRT, TSX: WHT) World Heart Corporation (the "Company") today announced that, on May 12, 2008, it had received a NASDAQ Staff Determination Letter stating that the Company's requests for continued listing on The NASDAQ Capital Market has been denied. The NASDAQ noted that the Company did not provide a definitive plan evidencing its ability to achieve near term compliance with the continued listing requirements or sustain such compliance over an extended period of time, as required by Marketplace Rule 4310(c)(4) (the "Minimum Bid Price Rule") and Marketplace Rule 4310(c)(3), which requires the Company to have a minimum of $2.5 million in stockholders' equity or $35 million market value of listed securities or $500,000 of net income from continuing operations for the most recently completed fiscal year or two of the three most recently completed fiscal years. Accordingly, unless the Company requests an appeal of this determination, trading of the Company's common stock will be suspended at the opening of business on May 21, 2008, and a Form 25-NSE will be filed with the Securities and Exchange Commission (the "SEC") which will remove the Company's securities from listing and registration on The NASDAQ Stock Market.

The Company may appeal Staff's determination to a NASDAQ Listing Qualifications Panel (the "Panel"), pursuant to the procedures set forth in the NASDAQ Marketplace Rule 4800 Series. A hearing request will stay the suspension of the Company's securities and the filing of the Form 25-NSE pending the Panel's decision. The request for a hearing, which may either be an oral hearing or a hearing based solely on written submissions, must be received by the Hearings Department no later than 4:00 P.M. Eastern Time on May 19, 2008. If the Company appeals, the Company must also address its failure to comply with the $1 million minimum market value requirement for its publicly held shares ("MVPHS"
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