Devices descending from K140528
31 later devices reach True Beam, True Beam STX, Edge through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K151159 | Leksell Gamma Knife Perfexion | Elekta Instrument AB | 2015 | 4 | 1 |
| +1 | K143224 | TrueBeam-TrueBeam STx-Edge | Varian Medical Systems, Inc. | 2014 | 25 | 1 |
| +2 | K173789 | Leksell Gamma Knife Perfexion, Leksell Gamma Knife Icon | Elekta Instrument AB | 2018 | 2 | — |
| +2 | K162472 | TrueBeam-TrueBeam STx-Edge | Varian Medical Systems, Inc. | 2017 | 23 | — |
| +2 | K160440 | Leksell Gamma Knife Icon | Elekta Instrument AB | 2016 | 3 | 1 |
| +2 | K150706 | VitalBeam | Varian Medical Systems, Inc. | 2015 | 0 | 1 |
| +3 | K222047 | Leksell Gamma Knife Perfexion, Leksell Gamma Knife Icon, Leksell Gamma Knife - Elekta… | Elekta Solutions AB | 2022 | 1 | — |
| +3 | K172013 | VitalBeam | Varian Medical Systems, Inc. | 2017 | 5 | — |
| +3 | K171733 | TrueBeam, TrueBeam STx, Edge | Varian Medical Systems, Inc. | 2017 | 7 | — |
| +3 | K170817 | Halcyon | Varian Medical Systems, Inc. | 2017 | 15 | — |
| +4 | K250391 | Leksell Gamma Knife® (Elekta Esprit); Leksell Gamma Knife® (Icon™); Leksell Gamma Knife®… | Elekta Solutions AB | 2025 | 0 | 1 |
| +4 | K213977 | TrueBeam, TrueBeam STx, Edge, VitalBeam | Varian Medical Systems, Inc. | 2022 | 4 | — |
| +4 | K210894 | Siddharth-II; Impact | Panacea Medical Technologies Pvt., Ltd. | 2021 | 1 | — |
| +4 | K181032 | Halcyon | Varian Medical Systems, Inc. | 2018 | 14 | — |
| +5 | K231317 | TrueBeam, TrueBeam STx, Edge, VitalBeam | Varian Medical Systems, Inc. | 2023 | 2 | — |
| +5 | K222762 | Siddharth-II;Impact | Panacea Medical Technologies Pvt., Ltd. | 2023 | 0 | — |
| +5 | K223839 | TrueBeam, TrueBeam STx, Edge, VitalBeam | Varian Medical Systems, Inc. | 2023 | 0 | — |
| +5 | K193207 | TaiChiA | Our United Corporation | 2020 | 1 | — |
| +5 | K192377 | Ethos Treatment Management, Ethos Treatment Planning, Ethos Radiotherapy System, Halcyon | Varian Medical Systems, Inc. | 2020 | 9 | — |
| +6 | K232870 | TrueBeam, TrueBeam STx, EDGE and VitalBeam (4.1) | Varian Medical Systems, Inc. | 2023 | 1 | — |
| +6 | K222941 | Halcyon, Ethos Radiotherapy System | Varian Medical Systems, Inc. | 2023 | 3 | — |
| +6 | K210921 | TaiChiB | Our United Corporation | 2021 | 0 | — |
| +6 | K212294 | Ethos Treatment Management, Ethos Treatment Planning | Varian Medical Systems, Inc. | 2021 | 4 | — |
| +7 | K252948 | TrueBeam, TrueBeam STX, Edge and VitalBeam | Varian Medical Systems, Inc. | 2025 | 0 | — |
| +7 | K232923 | Ethos Treatment Management (3.0); Ethos Treatment Planning (2.0) | Varian Medical Systems, Inc. | 2024 | 0 | — |
| +7 | K232479 | ART-Plan | Therapanacea | 2023 | 2 | — |
| +7 | K232113 | Halcyon, Ethos Radiotherapy System | Varian Medical Systems, Inc. | 2023 | 2 | — |
| +8 | K253078 | ART.1-US | Seetreat Pty, Ltd. | 2026 | 0 | — |
| +8 | K252977 | Halcyon, Ethos Radiotherapy System (5.0) | Varian Medical Systems, Inc. | 2026 | 1 | — |
| +8 | K234068 | ART-Plan (v.2.2.0) | Therapanacea Sas | 2024 | 0 | — |
| +9 | K261856 | Halcyon, Ethos Radiotherapy System (5.0) | Varian Medical Systems, Inc. | 2026 | 0 | — |