Devices descending from K842223
8 later devices reach J4 Myo-Monitor through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K040400 | Myo-Trode SG Disposable Electrode | Myotronics-Noromed, Inc. | 2004 | 0 | — |
| +1 | K031998 | Model J-5 Mvo-Monitor | Myotronics-Noromed, Inc. | 2003 | 7 | — |
| +2 | K203525 | D function | Ito Co., Ltd. | 2021 | 1 | — |
| +2 | K092675 | Grindcare | Medotech A/S | 2010 | 2 | — |
| +2 | K043373 | Dolotens Dental TM 1 | Neuromuscular Technologies, Inc. | 2005 | 0 | — |
| +3 | K243290 | BTL-785MJ | BTL Industries, Inc. | 2025 | 0 | — |
| +3 | K163448 | GrindCare System | Sunstar Suisse S.A. | 2017 | 0 | — |
| +3 | K113677 | Grindcare Measure | Medotech A/S | 2012 | 0 | — |