Devices descending from K964860
14 later devices reach Mark 20 and Mark 25 Hand Engine Controller through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K031584 | Sirotorque L | Sirona Dental Systems GmbH | 2003 | 13 | — |
| +2 | K132570 | Electric Handpiece System | Ttbio Corp. | 2014 | 0 | — |
| +2 | K103027 | Electrotorque TLC | Kaltenbach & Voigt GmbH | 2011 | 2 | — |
| +2 | K080677 | Comfortronic 4894 and Comfortdrive 200XDA Handpiece | Kaltenbach & Voigt GmbH & Co. | 2008 | 4 | — |
| +2 | K042759 | Optima MX | Bien-Air SA Switzerland | 2004 | 11 | — |
| +3 | K220873 | Perceptive electric dental motor and control unit | Lares Research | 2022 | 0 | — |
| +3 | K201191 | Elec-Led | Micro-Nx Co., Ltd. | 2022 | 1 | — |
| +3 | K180845 | Maxima Electric System | Handpiece Headquarters - Hpr, Inc. | 2019 | 0 | — |
| +3 | K163317 | ELECTROmatic | Kaltenbach & Voigt Gmgh | 2017 | 0 | — |
| +3 | K103697 | Torqtech | J. Morita USA, Inc. | 2012 | 0 | — |
| +3 | K090937 | E-Statis 40 System | Scican, Ltd. | 2009 | 2 | — |
| +4 | K251407 | Motor Handpiece and Control Unit (SDI10) | Saeshin Precision Co., Ltd. | 2026 | 0 | — |
| +4 | K163402 | NLZ Motor System | Nakanishi, Inc. | 2017 | 1 | — |
| +5 | K251701 | Star E900 Electric System | Dentalez, Inc., Stardental Division | 2026 | 0 | — |