Devices descending from K172897
3 later devices reach Neck Care Therapy, Model: SYK 509B through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K221092 | Transcutaneous Electrical Nerve Stimulator Model: ST-304 | Shenzhen Future Electronic Co., Ltd. | 2022 | 0 | — |
| +1 | K200558 | Smart Neck Stimulator | Guandong Skg Intelligent Technology Co., Ltd. | 2021 | 0 | — |
| +1 | K210756 | Neck Care Therapy, Model: AST-905A, AST-905D, AST-905H | Shenzhen Osto Technology Company Limited | 2021 | 1 | — |