Devices descending from K974670
5 later devices reach Athena 1:1 Contra Angle, Athena 4:1 Contra Angle, Athena 16:1 Contra Angle… through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K112305 | Vigor a Low Speed Air Motor, Vigor C Low Speed Contra-Angle Handpieces, Vigor S Low… | Thunder Tiger Corp. | 2012 | 4 | — |
| +2 | K141886 | MDK Handpieces | Modern Korea Co., Ltd. | 2015 | 3 | — |
| +3 | K262144 | DIAMED Handpiece;DIAMED Airmotor;DIAMED Airmotor Handpiece | SETAGAYA SEIKI Co., Ltd. | 2026 | 0 | — |
| +3 | K251388 | Dental air-motor handpiece (TM-203B2, TM-203M4, TM-205B2, TM-205M4, TM-IS, TM-ES… | Foshan Topmed Dental Co., Ltd. | 2026 | 0 | — |
| +3 | K202786 | Dental Low-speed Handpieces and Accessories | Microp Technology (Taiwan), Inc. | 2021 | 0 | — |