Devices descending from K021265
11 later devices reach Datex-Ohmeda Hmef 500 through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K102483 | Sunset Healthcare Solutions Bacterial/Viral Hme Filter, Model BHF 104 | Sunset Healthcare Solutions, LLC | 2011 | 0 | — |
| +1 | K042891 | Datex-Ohmeda Oxy-Afr Sensor | Datex-Ohmeda | 2005 | 0 | — |
| +1 | K031653 | Datex-Ohmeda Hmef 750 | Datex-Ohmeda | 2003 | 4 | — |
| +1 | K023641 | Datex-Ohmeda Hmef Mini | Datex-Ohmeda | 2002 | 7 | — |
| +2 | K132709 | VR Medical Heat and Moisture Exchanger and Filter | Vr Medical | 2014 | 1 | — |
| +2 | K072002 | Filter Carestar 30; Filter Safestar 55; Filter/Hme Twinstar 55 | Draeger Medical AG & Co. KG | 2008 | 3 | Class I |
| +2 | K030990 | Datex-Ohmeda Mini-Filter/S and Uni-Filter Junior | Datex-Ohmeda | 2003 | 6 | — |
| +3 | K221836 | Filter CareStar Plus, Filter SafeStar Plus, Filter/HME TwinStar Plus | Drägerwerk AG & Co. KGaA | 2022 | 0 | Class I |
| +3 | K090738 | Thermoflo HCH, Thermoflo Filter | Arc Medical, Inc. | 2009 | 0 | — |
| +3 | K043120 | Min-Filter/S, Uni-Filter Junior, Uni-Filter/S Angled and Uni-Filter | Datex-Ohmeda, Inc. | 2005 | 1 | — |
| +4 | K072582 | Provox Micron Hme | Atos Medical AB | 2008 | 0 | — |