NEWTON, Mass.--(BUSINESS WIRE)--July 26, 2006--Aspect Medical Systems, Inc. (NASDAQ: ASPM - News): Aspect Medical Systems, Inc. (NASDAQ: ASPM - News), reported today that revenue was $22.6 million for the second quarter of 2006, an increase of 21% over revenue of $18.7 million in the second quarter of 2005. Product revenue was $21.2 million, a 17% increase from $18.2 million in the second quarter of 2005.