Devices descending from K850020
12 later devices reach Pentax Pne- Ultra-Slim Upper G.I. Fiberscope FG-23 through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K962897 | EG-3400, Video Gastroscope | Pentax Precision Instrument Corp. | 1996 | 0 | 1 |
| +1 | K961564 | EG-2940, Video Gastroscope | Pentax Precision Instrument Corp. | 1996 | 10 | 2 |
| +2 | K013640 | EG-3630UR, Ultrasund Video Gastroscope | Pentax Precision Instrument Corp. | 2002 | 9 | — |
| +3 | K063847 | Fujinon Ultrasonic Endoscope and Processor, Models EG-530UR, EG-530UT and SU-700 | Fujinon, Inc. | 2007 | 8 | 1 |
| +4 | K120446 | Fujinon/Fujifilm Ultrasonic Endoscope EG-530UR2 and EG-530UT2 | Fujinon, Inc. | 2012 | 4 | 1 |
| +4 | K111243 | Fujinon Ultrasonic Processor | Fujinon, Inc. | 2011 | 7 | — |
| +5 | K181763 | FUJIFILM Ultrasonic Endoscope | Fujifilm Corporation | 2018 | 3 | — |
| +5 | K153206 | Fujifilm Ultrasonic Processors SU-1 PLATINUM and SU-1 | Fujifilm Medical System U.S.A., Inc. | 2016 | 1 | — |
| +6 | K200850 | Fujifilm Ultrasonic Processor | Fujifilm Corporation | 2020 | 0 | — |
| +6 | K183433 | FUJIFILM Ultrasonic Endoscope | Fujifilm Corporation | 2019 | 2 | — |
| +7 | K221238 | FUJIFILM Ultrasonic Endoscope EG-740UT | Fujifilm Corporation | 2022 | 0 | — |
| +7 | K221952 | Endoscope Model EG-580UT and Endoscope Model EG-580UR | Fujifilm Corporation | 2022 | 0 | — |