# K090241: Synthes Angular Stable Locking System (Asls)

- Pathway: 510(k) (Traditional)
- Applicant: Synthes (Usa)
- Decided: Jun 17, 2009 after 135 days
- Product code: HSB (Rod, Fixation, Intramedullary And Accessories)
- Device class: 2
- Regulation: 21 CFR 888.3020
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
18 later devices descend from it; 2 cite it directly.
0 of 19 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Synthes 3.9 mm Ti Locking Bolts: named in the summary without a submission number
- (no number) Synthes 4.9 mm Ti Locking Bolts: named in the summary without a submission number
- (no number) Synthes 6.0 mm Locking Screws: named in the summary without a submission number

## Most influential descendants
- K103002: Synthes Multiloc Proximal Humeral Nailing System (2011), 17 descendants of its own
- K120807: Synthes Multiloc Humeral Nailing System (2012), 15 descendants of its own
- K132945: CFN-Cannulated Femur Nail, CTN-Cannulated Tibia Nail, CHN-Cannulated Humeral Nail (2014), 10 descendants of its own
- K161327: Syntec Humeral Nail System (2017), 3 descendants of its own
- K192003: Auxein Nailing System (2020), 2 descendants of its own

## Indications for use
The Synthes Angular Stable Locking System (ASLS), when used with Synthes Cannulated Titanium Intramedullary Nails, is intended to aid in the alignment and stabilization of tibial, humeral, femoral, and ankle fractures.

Source page: https://510kreport.com/device/K090241
Methodology: https://510kreport.com/methodology