# K955388: Ace-Dupont Composite Rings

- Pathway: 510(k) (Traditional)
- Applicant: Ace Medical Co.
- Decided: Jan 31, 1996 after 68 days
- Product code: LXT (Appliance, Fixation, Nail/Blade/Plate Combination, Multiple Component, Metal Composite)
- Device class: 2
- Regulation: 21 CFR 888.3030
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
9 later devices descend from it; 2 cite it directly.
0 of 10 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K083789: Ace Fischer External Fixation System (2009), 5 descendants of its own
- K190486: Pitkar External Fixation System (2019), 2 descendants of its own
- K021933: Tempfix External Fixation System (2002), 2 descendants of its own
- K202833: Sequel External Fixation Device (2021), 1 descendant of its own
- K253291: Excelsior System (2026), 0 descendants of its own

Source page: https://510kreport.com/device/K955388
Methodology: https://510kreport.com/methodology