# K172651: FMP Extended Liners

- Pathway: 510(k) (Traditional)
- Applicant: Encore Medical L.P.
- Decided: Dec 13, 2017 after 99 days
- Product code: OQG (Hip Prosthesis, Semi-Constrained, Cemented, Metal/Polymer, + Additive, Porous, Uncemented)
- Device class: 2
- Regulation: 21 CFR 888.3358
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 8 generations back to K810258 (1981). 34 ancestors in all.
3 later devices descend from it; 2 cite it directly.
0 of 38 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K130365: X-Alt Highly Cross Linked VE Acetabular Liner, Encore Medical L.P. (2013) Summary page 4.
- K062419: Trident Large Diameter Acetabular Inserts, Howmedica Osteonics Corp. (2006) Summary page 4.

## Most influential descendants
- K190057: DJO Acetabular System (2019), 2 descendants of its own
- K251833: EMPOWR Acetabular® Liner Extension (2025), 0 descendants of its own
- K191708: Origin Stem, Evolve Stem, Aria Hip Stem, Remedy Stem, CoCr Femoral Head (2020), 0 descendants of its own

## Indications for use
Joint replacement is indicated for patients suffering from disability due to: * noninflammatory degenerative joint disease including osteoarthritis and avascular necrosis of the natural femoral head; * rheumatoid arthritis; * correction of functional deformity; * femoral fracture. This device may also be indicated in the salvage of previously failed surgical attempts. This device is to be used for uncemented applications.

Source page: https://510kreport.com/device/K172651
Methodology: https://510kreport.com/methodology