Devices descending from K083421
4 later devices reach MR-Touch Option through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K201389 | Resoundant Acoustic Driver System | Resoundant, Inc. | 2020 | 1 | — |
| +1 | K140666 | MR Elastography | Philips Medical Systems Nederland B.V. | 2014 | 2 | — |
| +2 | K242006 | SureWave Elastography (Q7000225) | Quality Electrodynamics, LLC | 2025 | 0 | — |
| +2 | K220018 | MR Elastography; MZEK-001A | Canon Medical Systems Corporation | 2022 | 0 | — |