# K954577: WS Frequency Spectrum Effect Physiatrics Apparatus

- Pathway: 510(k) (Traditional)
- Applicant: C.A.I. Industries Corp.
- Decided: May 9, 1997 after 585 days
- Product code: ILY (Lamp, Infrared, Therapeutic Heating)
- Device class: 2
- Regulation: 21 CFR 890.5500
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
152 later devices descend from it; 1 cites it directly.
0 of 153 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
- K013197: WS-501 Heat Lamp (2002), 151 descendants of its own
- K050397: Velasmooth, Shaper (2005), 150 descendants of its own
- K070092: Modification to Velasmooth, Shaper (2007), 128 descendants of its own
- K071872: Velashape (2007), 127 descendants of its own
- K080300: Cutera Multimodal Cellulite Product (Cmmcd) (2008), 101 descendants of its own

Source page: https://510kreport.com/device/K954577
Methodology: https://510kreport.com/methodology