| K010945 | HEARTCARD, MODEL 5258 | June 12, 2001 |
| K964408 | POSEIDON CARDIAC MONITORING SYSTEM (PCMS) | July 23, 1997 |
| K964036 | CARDIOMAGIC 2000 SOFTWARE | July 18, 1997 |
| K955060 | ACCELERATED TRANSMISSION PROTOCOL | April 8, 1996 |
| K951096 | LIFESIGNS RECEIVING CENER 2000 TRANSTELEPHONIC RECEIVER | January 16, 1996 |
| K945476 | HEARTHWATCH III(TM) | November 9, 1995 |
| K950003 | CARDIOMAGIC(R) SOFTWARE ENHANCEMENTS | October 31, 1995 |
| K944362 | HEARTCARD CARDIAC EVENT MONITOR | September 7, 1995 |
| K943931 | CARRYALL ENHANCEMENTS | April 4, 1995 |
| K935586 | PRINCE | November 8, 1994 |
| K925639 | CARDIOMAGIC SOFTWARE | June 22, 1993 |
| K923221 | KING OF HEARTS SCEPTER | March 8, 1993 |
| K925809 | COMPRESSAR UNIVERSAL (TM) SYSTEM | February 22, 1993 |
| K920984 | KING OF HEARTS EXPRESS (E.X.) MONITOR | October 14, 1992 |
| K896040 | KING OF HEARTS CDM | May 15, 1990 |
| K896039 | KING OF HEARTS 1200 MONITOR | February 28, 1990 |
| K896002 | CARRY-ALL EKG TRANSTELEPHONIC TRANSMITTER | January 19, 1990 |
| K891000 | MODIFIED EXTERNAL PAD | May 19, 1989 |
| K881297 | BARO-GRAF 24 | September 16, 1988 |
| K880626 | KING OF HEARTS | April 11, 1988 |