510(k) K871480

STD-228 SPECTRAL TREND DISPLAY by Grass-Telefactor Product Group — Product Code GWS

K871480 is an FDA 510(k) premarket notification submitted by Grass-Telefactor Product Group for the device "STD-228 SPECTRAL TREND DISPLAY". The FDA issued a decision of Substantially Equivalent on May 1, 1987. The device falls under product code GWS (Analyzer, Spectrum, Electroencephalogram Signal), a Class I device regulated under 21 CFR 882.1420. Grass-Telefactor Product Group has at least 10 other 510(k) clearances on record.