Devices descending from K203737
10 later devices reach Spark Clear Aligner System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K240501 | Spark™ Clear Aligner System | Ormco Corporation | 2024 | 1 | — |
| +1 | K212660 | Smylio Invisible Clear Aligners | Smylio, Inc. | 2021 | 7 | — |
| +2 | K250487 | SparkTM Clear Aligner System | Ormco Corporation | 2025 | 0 | — |
| +2 | K233356 | Illusion Aligner Pro: Illusion Aligner FLX | Laxmi Dental Export Pvt., Ltd. | 2024 | 1 | — |
| +2 | K220726 | K Clear | Kline Europe GmbH | 2022 | 1 | — |
| +2 | K211510 | uLab Systems Dental Aligner Kit | Ulab Systems, Inc. | 2022 | 2 | — |
| +3 | K260527 | FACE4D Aligner | Avinent Implant System S.L.U. | 2026 | 0 | — |
| +3 | K251454 | Clear Aligner (SCF-3348) | Beame Medical Technology (Shenzhen) Limited | 2026 | 0 | — |
| +3 | K223141 | STR8 Clear Aligner | Str8 Oral Care | 2023 | 1 | — |
| +4 | K240038 | Clear Moves Aligners | Space Maintainers Laboratories (Sml) | 2024 | 0 | — |