# K890495: Nicolet Viking II System

- Pathway: 510(k) (Traditional)
- Applicant: Nicolet Instrument Corp.
- Decided: Mar 16, 1989 after 43 days
- Product code: IKN (Electromyograph, Diagnostic)
- Device class: 2
- Regulation: 21 CFR 890.1375
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
69 later devices descend from it; 5 cite it directly.
1 of 70 devices in its family (counting itself) has a Class I recall.

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

## Most influential descendants
- K031510: Nim-Spine (2003), 40 descendants of its own
- K112052: Carefusion Nicolet Edx (2012), 30 descendants of its own
- K083124: NIM 3.0 (2009), 30 descendants of its own
- K070608: Smartep, Model M010000 (2007), 16 descendants of its own
- K162383: Cadwell Sierra Summit, Cadwell Sierra Ascent (2017), 12 descendants of its own

Source page: https://510kreport.com/device/K890495
Methodology: https://510kreport.com/methodology