# K101257: Advanced Trauma Dressing (Atd)

- Pathway: 510(k) (Traditional)
- Applicant: Nanosys, Inc.
- Decided: Dec 1, 2011 after 576 days
- Product code: QSY (Hemostatic Wound Dressing Without Thrombin Or Other Biologics)
- Device class: U
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 6 generations back to K002550 (2000). 15 ancestors in all.
No later device cites it as a predicate yet.
0 of 16 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K080383: Aquacel Hydrofiber Wound Dressing and AG Hydrofiber Dressing, Convatec, A Division of E.R. Squibb & Sons, LLC (2008) Summary page 5.
- K072474: Quikclot EX, Z-Medica Corporation (2007) Summary page 5.

## Indications for use
ATD is intended for temporary external use to control traumatic bleeding. ATD is intended for temporary external use to stop bleeding of superficial wounds, minor cuts, and abrasions.

Source page: https://510kreport.com/device/K101257
Methodology: https://510kreport.com/methodology