# K922037: System 2000, Rotational Vestibular Chair

- Pathway: 510(k) (Traditional)
- Applicant: Micromedical Technologies, Inc.
- Decided: Oct 26, 1992 after 178 days
- Product code: LXV (Apparatus, Vestibular Analysis)
- Device class: U
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
6 later devices descend from it; 3 cite it directly.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K071973: Epley Omniax (2008), 3 descendants of its own
- K220231: GyroStim (2022), 0 descendants of its own
- K200529: Orion (2020), 0 descendants of its own
- K192652: TRV (2020), 0 descendants of its own
- K102364: Nydiag 200 (2010), 0 descendants of its own

Source page: https://510kreport.com/device/K922037
Methodology: https://510kreport.com/methodology