| THERASTEAM PERSONAL STEAM INHALER (K950116) | Kaz, Inc. | 1995-02-10 |
| VIROTHERM HUMIDIFIER (K915603) | Virotherm Laboratory | 1992-10-22 |
| RHINOTHERM ULTRA 2 (K894734) | Twinmed Products, Inc. | 1990-02-16 |
| WH150 ROOM HUMIDIFIER (K871661) | Associated Mills, Inc. | 1987-06-15 |
| SUNBEAM DURA-VAP WARM STEAM VAPORIZER MODEL 1380 (K871189) | Sunbeam Appliance Service Co. | 1987-05-08 |
| TRANSPIRATOR(TM) MT-1000 PERSONAL HUMIDIFIER (K862919) | Transpirator Technologics, Inc. | 1986-11-07 |
| MP-500 ELECTRONIC NEBULIZER (K862171) | The Timeter Group | 1986-07-14 |
| SH20, SH30 & SH50 ULTRASONIC HUMIDIFIER (K862042) | Associated Mills, Inc. | 1986-06-05 |
| SUNBEAM EVAPORATIVE HUMIDIFIER 663 & 664 (K851220) | Northern Electric Co. Div. of Sunbeam Corp. | 1985-09-17 |
| THERMIX INC. NASOTHERM II PERSONAL STEAM MACHINE (K852283) | Thermix, Inc. | 1985-07-30 |
| INHALATION THERAPY NEBULIZER DEVICE (K850711) | Med USA | 1985-06-05 |
| ULTRASONIC COOL SPRAY HUMIDIFIER (K842275) | Sunbeam Corp. | 1984-08-14 |
| RHINOTHERM (K840118) | Ascot Pharmaceuticals, Inc. | 1984-04-13 |
| SONIC MIST ULTRASONIC HUMIDIFIER (K831646) | Douglas Products | 1983-07-12 |
| HUMIDIFIER, WITH OR WITHOUT ADAPTER (K830896) | Airlife, Inc. | 1983-04-18 |
| HUMIDIFIER W/ OR W/OUT ADAPTOR (K811161) | Airlife, Inc. | 1981-06-24 |
| RESPIRIZER (K810335) | Respirizer Co., Div. Campillary Systems, Inc. | 1981-03-20 |
| ULTRASONIC HUMIDIFIER (K790966) | Hankscraft Div. of Gerber Products Co. | 1979-06-11 |
| NEBULIZER/HUMIDIFIER MODEL EH 147B (K781591) | Mistogen Equipment Co. | 1978-10-16 |
| HUMIDIFIER, ELECTRONIC (EH147) (K760341) | Mistogen Equipment Co. | 1976-08-11 |