Devices descending from K990063
14 later devices reach Nihon Kohden TG-901T CO2 Sensor Kit with Accessories through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K040875 | Cap-One, Model TG-920P | Nihon Kohden America, Inc. | 2004 | 13 | — |
| +2 | K083456 | Nihon Kohden CO2 Sensor Kit, Model TG-970P | Nihon Kohden America, Inc. | 2009 | 3 | — |
| +2 | K072843 | YG-125T and YG-135T Nasal Adapter | Nihon Kohden America, Inc. | 2007 | 0 | — |
| +2 | K050833 | Electrode Junction Box, Model JE-921A | Nihon Kohden America, Inc. | 2005 | 7 | — |
| +3 | K243956 | TG-980P CO2 Sensor Kit (TG-980P); TG-980P1 CO2 Sensor Kit (TG-980P1) | Nihon Kohden Corporation | 2025 | 0 | — |
| +3 | K122214 | TG-970P Sensor Kit W/ New Airway Adapter (YG-213T) | Nihon Kohden Corp. | 2013 | 1 | — |
| +3 | K120888 | PSG-1100 Sleep Diagnostic System | Nihon Kohden Corp. | 2012 | 6 | 1 |
| +4 | K161860 | TG-970P CO2 Sensor Kit | Nihon Kohden Corporation | 2017 | 0 | — |
| +4 | K142774 | Polysmith Sleep System | Neurotronics, Inc. | 2015 | 4 | — |
| +4 | K131415 | Live View Panel (LVP) | Neurotronics, Inc. | 2013 | 0 | — |
| +5 | K181709 | Serenity Piezo Sensor, Serenity Thermocouple Sensor | Neurotronics, Inc. | 2018 | 0 | — |
| +5 | K173868 | Serenity Body Position Sensor, Serenity RIP Sensors | Neurotronics, Inc. | 2018 | 1 | — |
| +5 | K161650 | Polysmith Sleep System, Model NTI7593 | Neurotronics, Inc. | 2017 | 0 | — |
| +6 | K251480 | PV01 PVDF Effort Sensor | Neurotronics, LLC | 2025 | 0 | — |