Devices descending from K924261
9 later devices reach Radioactive Cesium-131 Seeds/Sources through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K030162 | Lawrence Cserion, Model CS-1 | Isoray, Inc. | 2003 | 8 | — |
| +2 | K062384 | Cesium-131 Strand, Strand Preload, Preload, S-Cartridge | Isoray, Inc. | 2006 | 7 | — |
| +3 | K092458 | Proxcelan CS-131PRELOADED Strands, Model PL-1, Proxcelan CS-131 Preloaded Strands in 18… | Isoray Medical, Inc. | 2009 | 1 | — |
| +3 | K092136 | Proxcelan CS-131 Preloaded Braided Strands, Model: PL-5 | Isoray Medical, Inc. | 2009 | 4 | — |
| +4 | K202267 | Sirius MRI Markers, Cs-131 Preloaded Strands with Sirius MRI Markers in 18 Gauge Needles | Isoray Medical, Inc. | 2020 | 0 | — |
| +4 | K180515 | GammaTile | Isoray Medical, Inc. | 2018 | 3 | — |
| +5 | K190296 | GammaTile | Gt Medical Technologies | 2019 | 2 | — |
| +6 | K190839 | GammaTile | Gt Medical Technologies | 2020 | 1 | — |
| +7 | K221539 | GammaTile | Gt Medical Technologies | 2022 | 0 | — |