# K052026: Lineage a-Class Poly Liner

- Pathway: 510(k) (Traditional)
- Applicant: Wrightmedicaltechnologyinc
- Decided: Dec 5, 2005 after 131 days
- Product code: LPH (Prosthesis, Hip, Semi-Constrained, Metal/Polymer, 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
No predicates in its family tree.
125 later devices descend from it; 8 cite it directly.
0 of 126 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) LINEAGE® Poly Liner: named in the summary without a submission number

## Most influential descendants
- K062148: Depuy Pinnacle Altrx Acetabular Cup Liner (2006), 106 descendants of its own
- K073150: Apex-LNK Poly Acetabular Cup Liners (2008), 62 descendants of its own
- K100555: Apex-LNK Acetabular Insert, E, Apex-LNK Acetabular Insert, F, Apex-LNK (2010), 34 descendants of its own
- K100445: Klassic HD Hip System (2010), 25 descendants of its own
- K101575: Apex Modular Head, Size 28 ,32, 26 and 40 MM+10.5 Offset, Models 302810, 303210,303610,304010 (2010), 24 descendants of its own

## Indications for use
The LINEAGE® A-CLASSTM Poly Liner is indicated for use in total hip arthroplasty for reduction or relief of pain and/or improved hip function in skeletally mature patients with the following conditions: 1. non-inflammatory degenerative joint disease such as osteoarthritis, avascular necrosis, ankylosis, protrusio acetabuli, and painful hip dysplasia; 2. inflammatory degenerative joint disease such as rheumatoid arthritis; 3. correction of functional deformity; and, 4. revision procedures where other treatments or devices have failed

Source page: https://510kreport.com/device/K052026
Methodology: https://510kreport.com/methodology