# K920955: Apr (R) Hip Syst & Natural-Hip (R) for Uncement Use

- Pathway: 510(k) (Traditional)
- Applicant: Intermedics Orthopedics
- Decided: Feb 9, 1994 after 714 days
- Product code: LPH (Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Porous Uncemented)
- Device class: 2
- Regulation: 21 CFR 888.3358
- Recalls of this device: 1 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
210 later devices descend from it; 1 cites it directly.
0 of 211 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K984408: 130 Modified Integral Femoral Component (1999), 209 descendants of its own
- K030055: Mallory/Head Total Hip System; HA Mallory/Head Total Hip System; BI-Metric Femoral Components (2003), 208 descendants of its own
- K043537: Taperloc 12/14 Taper Femoral Components (2005), 160 descendants of its own
- K050124: Porous Coated Acetabular Components (2005), 138 descendants of its own
- K070369: Regenerx Ringloc + Modular Acetabular Shells (2007), 137 descendants of its own

## Recalls of this device
- Feb 22, 2006 · Not classified · Z-0597-06: Misbranded-The package actually contains an APR hip system, HA porous stem, 12 mm, left.

Source page: https://510kreport.com/device/K920955
Methodology: https://510kreport.com/methodology