# K093793: LS-40 CO2 Laser System Model LS-40

- Pathway: 510(k) (Special)
- Applicant: Sandstone Medical Technologies, LLC
- Decided: Feb 18, 2010 after 70 days
- Product code: GEX (Powered Laser Surgical Instrument)
- Device class: 2
- Regulation: 21 CFR 878.4810
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 7 generations back to K936109 (1994). 27 ancestors in all.
3 later devices descend from it; 1 cites it directly.
0 of 31 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K040563: LS Family of CO2 Lasers Including: LS-15 Laser System (15 Watt) and LS-25 Laser System (25 Watt), Sandstone Medical Technologies, LLC (2004) Summary page 1.

## Most influential descendants
- K110897: Cortex CO2 / ER:Yag Laser System (2011), 2 descendants of its own
- K150587: Cortex Laser System (2015), 1 descendant of its own
- K161356: Matrix LS-40 CO2 Laser System (2016), 0 descendants of its own

## Indications for use
Coagulation, vaporization, ablation or cutting of soft tissue in dermatology and plastic surgery, general surgery, podiatry and otorhinolaryngology.

Source page: https://510kreport.com/device/K093793
Methodology: https://510kreport.com/methodology