# K021905: Classic NMS

- Pathway: 510(k) (Traditional)
- Applicant: Care Rehab, Inc.
- Decided: Sep 5, 2002 after 87 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 K840346 (1984). 3 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K971542: Ortho DX Neuromuscular Stimulator, Rehabilicare, Inc. (1997) Summary page 1.

## Most influential descendants
- K091236: Mantra Combo, Model Mecs 320 (2009), 0 descendants of its own

## Indications for use
The Classic NMS is recommended for use for the following conditions: 1. Relaxation of muscle spasms 2. Prevention or retardation of disuse atrophy 3. Increasing local blood circulation 4. Muscle re-education 5. Inmiediate post-surgical simulation of calf muscles to prevent venous thrombosis 6. Maintaining or increasing range of motion

Source page: https://510kreport.com/device/K021905
Methodology: https://510kreport.com/methodology