# P960047: Osteonics Constrained Acetabular Insert

- Pathway: PMA
- Applicant: Howmedica Osteonics Corp.
- Decided: Jun 13, 1997 after 179 days
- Product code: KWZ (Prosthesis, Hip, Constrained, Cemented Or Uncemented, Metal/Polymer)
- Device class: 2
- Regulation: 21 CFR 888.3310
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
216 later devices descend from it; 6 cite it directly.
0 of 217 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. PMA decisions do not claim a predicate device.

## Most influential descendants
- K021728: Ringloc Constrained Liners II (2002), 184 descendants of its own
- K030047: Freedom Constrained Liners (2003), 181 descendants of its own
- K043537: Taperloc 12/14 Taper Femoral Components (2005), 160 descendants of its own
- K121874: G7 Acetabular System (2012), 53 descendants of its own
- K140669: G7 Osseoti Acetublar Shells (2014), 35 descendants of its own

Source page: https://510kreport.com/device/P960047
Methodology: https://510kreport.com/methodology