# K931333: Orthomet Acetabular Cup System

- Pathway: 510(k) (Traditional)
- Applicant: Orthomet, Inc.
- Decided: Oct 14, 1994 after 577 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.
3 later devices descend from it; 2 cite it directly.
0 of 4 devices in its family (counting itself) have a Class I recall.

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

## Most influential descendants
- K173898: MicroPort Orthopedics Total Hip Systems MR Labeling (2018), 1 descendant of its own
- K240046: Ethylene Oxide Sterilization Supplier Change for MPO Hips (2024), 0 descendants of its own
- K240452: Ceramic Femoral Head (2024), 0 descendants of its own

Source page: https://510kreport.com/device/K931333
Methodology: https://510kreport.com/methodology