Devices descending from K894337
15 later devices reach Univent Tube 7.0MM, 7.5MM, 8.0MM, 8.5MM, 9.0MM through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K021920 | 7.0 FR. Endobronchial Blocker | Cook, Inc. | 2002 | 14 | — |
| +2 | K251950 | Endobronchial Blocker Tube (EBT0109); Endobronchial Blocker Tube (EBT0107)… | Hangzhou Tappa Medical Technology Co., Ltd. | 2026 | 0 | — |
| +2 | K121462 | EZ-Blocker | Ez-Blocker B.V. | 2012 | 0 | — |
| +2 | K120334 | Viva EB | Etview, Ltd. | 2012 | 0 | — |
| +2 | K083883 | Chartis Catheter | Pulmonx, Inc. | 2009 | 3 | — |
| +2 | K071694 | Coopdech Endobronchial Blocker Tube, Models BBT-A30XXX, BBT-B30XXX | Daiken Medical Co, Ltd. | 2008 | 8 | — |
| +3 | K111522 | Chartis Catheter Model CHR-CA-12.0 | Pulmonx, Inc. | 2011 | 2 | — |
| +3 | K093888 | Coopdech Endobronchial Blocker Tube | Daiken Medical Co, Ltd. | 2010 | 6 | — |
| +4 | K232580 | Disposable Endobronchial Blocker Tube | Shenzhen Insighters Medical Technology Co., Ltd. | 2023 | 0 | — |
| +4 | K222340 | Chartis Precision Catheter | Pulmonx Corporation | 2022 | 1 | — |
| +4 | K121028 | Etview Tracheoscopic Ventilation Tube (TVT (TM)) | Etview, Ltd. | 2012 | 3 | — |
| +5 | K253096 | Chartis Precision Catheter | Pulmonx Corporation | 2026 | 0 | — |
| +5 | K181880 | VivaSight-SL (TVT) system | Etview, Ltd. | 2018 | 0 | — |
| +5 | K152438 | ETView VivaSight-SL (TVT) system | Etview, Ltd. | 2016 | 1 | — |
| +6 | K250243 | ProVu Single Use Video Stylet with Reinforced ET Tube (Size 6.5) (038-995-065U); ProVu… | Flexicare Medical Limited. | 2025 | 0 | — |