Devices descending from K972271
29 later devices reach North American Scientific (Nasi) I-125 Radionuclide Brachytherapy Source-… through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K992963 | I3RAD 125 I Brachytherapy Seed, Model I125-0401 | International Isotopes, Inc. | 1999 | 0 | — |
| +1 | K991526 | Isostar I-125 Interstitial Seed, Model IS-12501 | Imagyn Medical Technologies, Inc. | 1999 | 0 | — |
| +1 | K990193 | Iodine Brachytherapy Seeds, Model 3000 | Implant Sciences Corp. | 1999 | 4 | — |
| +1 | K982226 | Uromed Brachytheraphy Iodine-125 Sources | Uromed Corp. | 1999 | 20 | — |
| +1 | K982421 | Imagyn 125 I Seed, Model IS 125 | International Isotopes, Inc. | 1998 | 6 | — |
| +2 | K040339 | Brachytherapy Strand Device | Bebig Isotopen-Und Medizintechnik GmbH | 2004 | 14 | — |
| +2 | K023242 | I-Plant Model 3500 (125IODINE Brachytherapy Seeds)-Sterile | Implant Sciences Corp. | 2002 | 0 | — |
| +2 | K021343 | Isoseeds I-125 | Bebig Isotopen-Und Medizintechnik GmbH | 2002 | 18 | — |
| +2 | K993552 | Isoseed PD-103 | Bebig Isotopentechnik GmbH | 2000 | 0 | — |
| +2 | K994317 | I-Plant, Model 3500 | Implant Sciences Corp. | 2000 | 2 | — |
| +3 | K141038 | Ant Model 1 | Advanced Nuclide Technologies, LLC | 2014 | 0 | — |
| +3 | K113210 | Advantage-Strand/Advantage-Load Brachytherapy Kit | Isoaid, LLC | 2012 | 1 | — |
| +3 | K103319 | I-SEED | Theragenics Corp. | 2011 | 0 | — |
| +3 | K091117 | Advantage-Strand/ Advantage-Load Brachytherapy Kit, Model Iaslbka | Isoaid, LLC | 2009 | 0 | — |
| +3 | K090366 | Spec Model M-31 | Source Production & Equipment Co., Inc. | 2009 | 1 | — |
| +3 | K072296 | Poiint of Care Stranding System, Mode 1004-00 | Theragenics Corp. | 2007 | 0 | 1 |
| +3 | K062384 | Cesium-131 Strand, Strand Preload, Preload, S-Cartridge | Isoray, Inc. | 2006 | 7 | — |
| +3 | K043596 | Theraload Custom Loaded Needles, Models 200 and 125.S06 | Theragenics Corp. | 2005 | 9 | — |
| +3 | K033781 | Bebig Isoseed I-125 | Bebig Isotopen-Und Medizintechnik GmbH | 2003 | 1 | — |
| +4 | K242818 | IsoSphere | Isoaid, LLC | 2025 | 0 | — |
| +4 | K140849 | Isoseed | Eckert & Ziegler Bebig GmbH | 2014 | 0 | — |
| +4 | K092458 | Proxcelan CS-131PRELOADED Strands, Model PL-1, Proxcelan CS-131 Preloaded Strands in 18… | Isoray Medical, Inc. | 2009 | 1 | — |
| +4 | K092136 | Proxcelan CS-131 Preloaded Braided Strands, Model: PL-5 | Isoray Medical, Inc. | 2009 | 4 | — |
| +4 | K053595 | Curay Custom Seed Array | Biolucent, Inc. | 2006 | 0 | — |
| +5 | K202267 | Sirius MRI Markers, Cs-131 Preloaded Strands with Sirius MRI Markers in 18 Gauge Needles | Isoray Medical, Inc. | 2020 | 0 | — |
| +5 | K180515 | GammaTile | Isoray Medical, Inc. | 2018 | 3 | — |
| +6 | K190296 | GammaTile | Gt Medical Technologies | 2019 | 2 | — |
| +7 | K190839 | GammaTile | Gt Medical Technologies | 2020 | 1 | — |
| +8 | K221539 | GammaTile | Gt Medical Technologies | 2022 | 0 | — |