# K002874: Well-Tens

- Pathway: 510(k) (Traditional)
- Applicant: Well-Life Consultant
- Decided: Jul 27, 2001 after 316 days
- Product code: GZJ (Stimulator, Nerve, Transcutaneous, For Pain Relief)
- Device class: 2
- Regulation: 21 CFR 882.5890
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
10 later devices descend from it; 4 cite it directly.
0 of 11 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
- K020020: The Izzzy-Tens (WL-2401), the Slim-Tens (WL-2402), the Mens-Tens (WL2403), the Compact Tens (WL-2302) (2002), 4 descendants of its own
- K032928: Mediphysics Pain Treatment System, Model 1 (2003), 2 descendants of its own
- K070474: Newlife Sciences LLC, Model TMR (2007), 1 descendant of its own
- K050435: E-Stim II (2005), 1 descendant of its own
- K021436: Ttech Model 200E + Tens Device (2002), 1 descendant of its own

Source page: https://510kreport.com/device/K002874
Methodology: https://510kreport.com/methodology