American Shared Hospital Services
Last updated August 8, 2007





Company Press Release

 AMERICAN SHARED HOSPITAL SERVICES DECLARES QUARTERLY DIVIDEND

San Francisco, CA, December 14, 2006 – AMERICAN SHARED HOSPITAL SERVICES (AMEX:AMS), a leading provider of turnkey technology solutions for advanced radiosurgical and radiation therapy services, announced today that its Board of Directors has declared a regular quarterly cash dividend of $0.0475 per common share.  The dividend will be paid on January 15, 2007 to shareholders of record on January 2, 2007.

"We are pleased once again to deliver value to our shareholders in the form of a regular quarterly cash dividend, supported by the continued strong performance of our portfolio of radiosurgical assets," said Chairman and CEO Ernest Bates, M.D.  "We also are pleased by the success of our efforts to significantly expand our portfolio by offering our current and potential clinical partners a broader range of advanced treatment simulation and planning equipment and software and technology solutions for radiation oncology delivery than ever before.  We see an increasingly bright future for AMS, based on the agreements we have announced in recent months and the many exciting transactions we currently are developing.  We look forward to continuing to share the fruits of our success with our shareholders."

This will be the 17th cash dividend paid by AMS since the Company initiated a dividend program in 2001.  Since October 2003, AMS has paid its shareholders cash dividends every quarter, and has either maintained or increased the quarterly dividend since that time.

About AMS

American Shared Hospital Services provides turnkey technology solutions for advanced radiosurgical and radiation therapy services.  AMS is the world leader in providing Gamma Knife radiosurgery services, a non-invasive treatment for malignant and benign brain tumors, vascular malformations and trigeminal neuralgia (facial pain).  The Company also offers the latest IGRT and IMRT systems, as well as its proprietary Operating Room for the 21st Century® concept.  Through its equity investment in Still River Systems, AMS also plans to complement these services with the Clinatron-250™ proton beam radiation therapy (PBRT) system, which has not yet been approved by the FDA.

Safe Harbor Statement

This press release may be deemed to contain certain forward-looking statements with respect to the financial condition, results of operations and future plans of American Shared Hospital Services, which involve risks and uncertainties including, but not limited to, the risks of the Gamma Knife business, the risks of developing its IMRT and The Operating Room for the 21st Century programs, and the risks of investing in a development-stage company, Still River Systems, Inc., without a proven product.  Further information on potential factors that could affect the financial condition, results of operations and future plans of American Shared Hospital Services is included in the filings of the Company with the Securities and Exchange Commission, including the Company's Annual Report on Form 10-K for the year ended December 31, 2005, the Form 10-Q for the three months ended March 31, 2006,  June 30, 2006, and September 30, 2006 and the definitive Proxy Statement for the Annual Meeting of Shareholders on June 28, 2006.


American Shared Hospital Services
Four Embarcadero Center, Suite 3700  San Francisco, CA  94111
415-788-5300 or 800-735-0641     eabates@ashs.com

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