# K133638: GEKO

- Pathway: 510(k) (Traditional)
- Applicant: Firstkind Limited
- Decided: Aug 21, 2014 after 267 days
- Product code: IPF (Stimulator, Muscle, Powered)
- Device class: 2
- Regulation: 21 CFR 890.5850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K880235 (1988). 2 ancestors in all.
3 later devices descend from it; 1 cites it directly.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K031017: Sys*Stim 208 and 208A, Mettler Electronics Corp. (2003) Summary page 5.

## Most influential descendants
- K152677: geko T-2 Neuromuscular Stimulator (2015), 2 descendants of its own
- K160299: geko (TM) Plus R-2 Neuromuscular Stimulator (2016), 1 descendant of its own
- K163125: geko™ T-2 and geko™ Plus R-2 Neuromuscular Stimulators (2017), 0 descendants of its own

## Indications for use
The geko™ T-1 Neuromuscular Stimulator is intended for: - Increasing local blood circulation, and - Immediate post-surgical stimulation of the calf muscles to prevent venous thrombosis.

Source page: https://510kreport.com/device/K133638
Methodology: https://510kreport.com/methodology