Devices descending from K972317
14 later devices reach Montgomery Thyroplasty Implant System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K991324 | Titanium Vocal Fold Medializing Implant, Models 5001 001 (Female), and 5001 003 (Male) | Heinz Kurz | 1999 | 0 | — |
| +1 | K982294 | Xomed Silicone Pre-Form Blocks | Xomed, Inc. | 1998 | 12 | — |
| +2 | K013243 | Coaptite Laryngeal Augmentation System 1CC & O.5CC, Models 0008021-1, 0008022-1 | Bioform, Inc. | 2002 | 11 | 1 |
| +3 | K081816 | Vocalis and Vocalis SM | Cytophil, Inc. | 2009 | 0 | — |
| +3 | K081815 | Vocalis Gel | Cytophil, Inc. | 2009 | 0 | — |
| +3 | K070090 | Radiesse Laryngeal Implant | Bioform Medical, Inc. | 2007 | 5 | — |
| +3 | K033398 | Laryngeal Augmentation Implant | Bioform, Inc. | 2003 | 10 | — |
| +4 | K180631 | Silk Voice | Sofregen Medical, Inc. | 2018 | 1 | — |
| +4 | K121795 | Calcium Hydroxylapatite Vocal Fold Implant | Cytophil, Inc. | 2013 | 0 | — |
| +4 | K071663 | VF Gel Plus | Coapt Systems, Inc. | 2008 | 4 | — |
| +4 | K060815 | Juliesse Injectable Laryngeal Augmentation Implant | Bioform Medical, Inc. | 2006 | 6 | 1 |
| +5 | K240919 | Silk Voice (SMI-04) | Sofregen Medical | 2024 | 0 | — |
| +5 | K080956 | Modification to VF Gel Plus | Coapt Systems, Inc. | 2008 | 3 | — |
| +6 | K083783 | VF Liquigel | Coapt Systems, Inc. | 2009 | 0 | — |