| K051874 | SEDLINE SEDATION MONITOR WITH FRONTAL PSI AND SEDTRACE EEG ELECTROSE SET | September 2, 2005 |
| K033999 | SEDLINE WITH FRONTAL PSI | February 6, 2004 |
| K020670 | MODEL 4310 PSARRAY2 EEG ELECTRODE | October 8, 2002 |
| K020671 | PSA4000 EEG MONITOR WITH FRONTAL PSI | October 4, 2002 |
| K001069 | MODEL 4000 EEG MONITOR WITH PSI (PSA4000) | June 30, 2000 |
| K001055 | MODEL 4300 PSARRAY EEG ELECTRODE SET | May 11, 2000 |
| K970942 | MODEL 1320, NEUROLINK II NEUROMONITORING SYSTEM | June 2, 1997 |
| K970694 | MODEL 1700, HYDRO PREP | May 14, 1997 |
| K962447 | EQUINOX DIGITAL EEG SYSTEM | December 12, 1996 |
| K962157 | MODEL 1310 NEUROLINK NEUROMONITORING SYSTEM | November 25, 1996 |
| K961609 | MODEL 1220, OR E-NET (54-62 CM) | May 10, 1996 |
| K960885 | MODEL 1240, SMALL E NET | April 26, 1996 |
| K960873 | MODEL 1210, MEDIUM E-NET | April 26, 1996 |
| K960732 | HYDROSPOT EEG ELECTRODE MODEL 1501, HYDROSPOT LEADWIRE MODEL 1500 | April 15, 1996 |
| K953449 | MODEL 1207, HYDRODOT NEUROMONITORING SYSTEM ADHESIVE PADS | October 12, 1995 |
| K946318 | MODEL 1001, HYDRODOT(TM) NEUROMONITORING SYSTEM WITH E NET(TM) EEG INTERFACE CABLE | April 24, 1995 |
| K934505 | TRIGEL MULTIFUNCTION ELECTRODE | November 22, 1994 |
| K940219 | TRIGEL- MULTIFUNCTION ELECTRODE | April 12, 1994 |
| K935260 | PHYSIOMETRIX CABLE ADAPTER MODIFICATION | December 23, 1993 |
| K930080 | E*NET NEUROMONITORING SYSTEM | October 19, 1993 |