| PATIENT VENTILATOR ISOLATOR (K880923) | Dryden Corp. | 1988-09-06 |
| BREATHING CIRCUIT W/HEATED WIRE (K880769) | Dryden Corp. | 1988-08-24 |
| NONREBREATHING CIRCUIT (K882285) | Dryden Corp. | 1988-08-16 |
| UNIVERSAL TOURNIQUET (K873928) | Dryden Corp. | 1987-10-23 |
| REUSEABLE BREATHING TUBES (K873927) | Dryden Corp. | 1987-10-20 |
| BAG-TAIL BLEED VALVE (K870859) | Dryden Corp. | 1987-08-03 |
| BREATHING CIRCUIT (K871386) | Dryden Corp. | 1987-05-29 |
| BADGWELL SAMPLING CATHETER (K870858) | Dryden Corp. | 1987-05-14 |
| DISPOSABLE BERMAN AND GUEDEL AIRWAYS (K861540) | Dryden Corp. | 1986-05-02 |
| NASOPHARYNGEAL AIRWAY-ROBERTAZZI (K850644) | Dryden Corp. | 1985-03-21 |
| DRYDEN SCAVENGER INTERFACE SYSTEM (K842843) | Dryden Corp. | 1984-07-27 |
| DRYDEN INFLATABLE MASK (K842472) | Dryden Corp. | 1984-07-06 |
| REUSEABLE NON-CONDUCTIVE FIXED Y (K841455) | Dryden Corp. | 1984-06-11 |
| MASS SPECTROMETER INTERFACE (K841722) | Dryden Corp. | 1984-05-14 |
| SCRATCH & SNIFF FOR ANESTHESIA (K840431) | Dryden Corp. | 1984-05-14 |
| THREE PORT SENSOR MANIFOLD (K841637) | Dryden Corp. | 1984-05-02 |
| DRYDEN MINI BACTERIA FILTER (K840205) | Dryden Corp. | 1984-02-04 |
| DRYDEN MINI BACTERIA FILTER (K833066) | Dryden Corp. | 1983-10-28 |
| DISPOSAL LITER BREATHING BAG (K800155) | Dryden Corp. | 1980-02-21 |
| DRYDEN BACTERIA FILTER (K792097) | Dryden Corp. | 1979-11-13 |
| VENT-O2-CATH (K760371) | Dryden Corp. | 1976-08-13 |