# K040729: Solaris D890 Therapy Probe

- Pathway: 510(k) (Traditional)
- Applicant: Dynatronics Corp.
- Decided: Jun 2, 2004 after 72 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
Longest line of descent: 3 generations back to K001179 (2000). 7 ancestors in all.
28 later devices descend from it; 4 cite it directly.
0 of 36 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K031329: Dynatron Solaris Series, Models 705, 706, 708, 709 D880 Infrared Probe (Optional Accessory), Dynatronics Corp. (2003) Summary page 1.

## Most influential descendants
- K043586: Laser Sys*Stim 540, Model ME 540 (2005), 13 descendants of its own
- K050070: K-Laser, Models 3,4,4D,6D (2005), 12 descendants of its own
- K113017: Sys*Stim 240 (2012), 9 descendants of its own
- K070400: LC Therapy, Model LCT-1000 (2007), 8 descendants of its own
- K091497: K-Laser K-1200, Model 12 W (2009), 7 descendants of its own

## Indications for use
Infrared therapy to provide topical heating for: Temporary increase in blood circulation Temporary relief of minor muscle and joint aches, pains and stiffness Relaxation of muscles Muscle spasms Minor pain and stiffness associated with arthritis

Source page: https://510kreport.com/device/K040729
Methodology: https://510kreport.com/methodology