# K121353: Mini Patch

- Pathway: 510(k) (Abbreviated)
- Applicant: Well-Life Healthcare Limited
- Decided: Sep 7, 2012 after 126 days
- Product code: NUH (Stimulator, Nerve, Transcutaneous, Over-The-Counter)
- 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
Longest line of descent: 4 generations back to K940301 (1994). 6 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 8 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K091757: Otc Tens for Arm and Leg Pain Relief, Model WL-2407, Well-Life Healthcare Limited (2010) Summary page 1.

## Most influential descendants
- K220524: Well-Life Mini TENS Stimulator (WL-23XXC/WL-23XXE Series) (2022), 0 descendants of its own

## Indications for use
The Mini Patch, model: WL-2301A & WL-2301 B Transcutaneous Electrical Nerve Stimulators are intended for temporary relief of pain associated with sore and aching muscles in the upper and lower extremities (arm and/or leg) due to strain from exercise or normal household and work activities

Source page: https://510kreport.com/device/K121353
Methodology: https://510kreport.com/methodology