# K023786: Depuy Pinnacle Metal-on-Metal Acetabular Cup Liner

- Pathway: 510(k) (Special)
- Applicant: DePuy Orthopaedics, Inc.
- Decided: Dec 10, 2002 after 27 days
- Product code: KWA (Prosthesis, Hip, Semi-Constrained (Metal Uncemented Acetabular Component))
- Device class: 3
- Regulation: 21 CFR 888.3330
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K002883 (2000). 1 ancestor in all.
1 later device descends from it; 1 cites it directly.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K002883: Pinnacle Metal-on-Metal Acetabular Cup Liners, DePuy Orthopaedics, Inc. (2000) Summary page 1.

## Most influential descendants
- K083642: Depuy Pinnacle Metal-on-Metal Acetabular Cup Liners (2009), 0 descendants of its own

## Indications for use
The Pinnacle Metalan-Metal Acetabular Cup Liners are indicated for use as the acetabular component in total hi replacement procedures for patients suffering severe pain and disability due to structural damage in the hip joint fro rheumatoid arthritis, oste&hritis, post-traumatic arthritis, collagen disorders, avascular necrosis, and non-union c femoral fractures. Use of the prosthesis is also indicated for patients with congenital hip dysplasia, protrusio ucetubul slipped capital femoral epiphysis, and disability due to previous fusion, where bone stock is inadequate for othc reconstructionprocedures. The Pinnacle 28mm Metal-On-Metal Acetabular Cup Liners are intended for use with the DePuy Pinnac Acetabular Shells and 28 nun diameter Co-Cr-Mo femoral heads.

Source page: https://510kreport.com/device/K023786
Methodology: https://510kreport.com/methodology