| TRACH MASK MODEL (245, 246) (K955483) | Hospitak, Inc. | 1996-02-28 |
| VENTIMASK MK IV (K951652) | Flexicare Medical, Ltd. | 1995-04-27 |
| CARNATION TRACHEOSTOMY MASKS (K894457) | Dadsun Corp., Ltd. | 1989-10-13 |
| VENTURI MASK/ADULT & PAEDIATRIC (K860873) | Dhd Medical Products Div. Diemolding Corp. | 1986-03-20 |
| VENTURI MASK W/HUMDIFICATION CUP ADULT/PAEDIATRIC (K860874) | Dhd Medical Products Div. Diemolding Corp. | 1986-03-19 |
| OXY-DIAL (K852618) | Ashai Co. , Ltd. | 1985-09-18 |
| DUAL DIAL VENTURI STYLE MASK (K832725) | Airlife, Inc. | 1983-09-20 |
| PERCENTO MASK, PEDIATRIC, UNDER-THE-CHIN (K812066) | Airlife, Inc. | 1981-08-03 |
| AIR ENTRAINMENT TRACH T (K810947) | Airlife, Inc. | 1981-06-02 |
| ADULT & PEDIATRIC TRACHEOSTOMY MASKS (K810946) | Airlife, Inc. | 1981-06-02 |
| VENTURI MASK/DELIVERY SYSTEM #'S (K810373) | Todd Industries, Inc. | 1981-03-17 |
| VENTURI MASK/DELIVERY SYSTEM #6078 (K810430) | Todd Industries, Inc. | 1981-03-13 |
| MASK, PERCENTO (K790146) | Airlife, Inc. | 1979-02-06 |
| MARKII VENTIMASKS (K781325) | Vickers America Medical Corp. | 1978-09-27 |
| VENTURI OXYGEN MASK (K780626) | Hospitak, Inc. | 1978-05-26 |
| CONCHAPAK OXYGEN DILUTER (K780011) | Respiratory Care, Inc. | 1978-02-02 |
| OXYGEN MASK, AIR-ENTRAINMENT (K772127) | Salter Labs | 1978-01-03 |
| 2 JET SET (K771385) | Bd Becton Dickinson Vacutainer Systems Preanalytic | 1977-08-04 |
| ADAPTER, PER-CEN-TOX-BODY (K760518) | Landmark Plastics | 1976-09-03 |