NORWOOD, Mass.--(BUSINESS WIRE)--Aspect Medical Systems, Inc. (NASDAQ: ASPM), reported today that product revenue was $25.2 million for Q2 2008, a 9% increase from $23.1 million in Q2 2007, and that total revenue was $25.2 million for Q2 2008, a 5% decline from $26.6 million in Q2 2007.