| 325870 | 1722703063 | K192186 | I-Portal Neuro Otologic Test Center, I-Portal Video Nystagmography System, I-Portal Portable Assessment System - Nysragmograph | GWN | 2019-11-29 |
| 325870 | 1484783625 | K181025 | I-Portal Neuro Otologic Test Center; I-Portal Video Nystagmography System; I-Portal Video Oculography Eye Tracking System | GWN | 2018-07-24 |
| 325870 | 1043869007 | K171884 | I-Portal Portable Assessment System - Nystagmograph (I-PAS) | GWN | 2017-11-22 |
| 325870 | 1070067348 | K143607 | I-Portal NOTC, VNG and VOG | GWN | 2015-07-08 |
| 325870 | 1990281953 | K083603 | I-PORTAL 4D VIDEO OCULOGRAPHY EYE TRACKING SYSTEM (VOG), I-PORTAL VIDEO NYSTAGMOGRAPHY SYSTEM (VNG), I-PORTAL NEURO OTOL | GWN | 2009-08-06 |