# K980239: Partnership Calcar Femoral Components

- Pathway: 510(k) (Traditional)
- Applicant: Howmedica, Inc.
- Decided: Apr 16, 1998 after 83 days
- Product code: LZO (Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented)
- Device class: 2
- Regulation: 21 CFR 888.3353
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K921308 (1994). 7 ancestors in all.
No later device cites it as a predicate yet.
0 of 8 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K972893: Partnership Revision  Femoral Stems, Howmedica Corp. (1997) Summary page 1.
- K945115: Mallory-Head Modular Calcar Repacement Components, Biomet, Inc. (1995) Summary page 1.
- K951932: Osteonics Restoration Monolithic II Hip Stem Series, Osteonics Corp. (1995) Summary page 1.

## Indications for use
The Partnership Calcar Femoral Components consist of a series of Titanium femoral stems with Titanium plasma spray coating that are intended to be used with Howmedica V40™ femoral heads, Howmedica Unipolar and Bipolar components, and Howmedica acetabular components in primary and revision total hip arthroplasty. These femoral stems are designed to be press fit into the proximal femur. They do not achieve fixation by biological ingrowth.

Source page: https://510kreport.com/device/K980239
Methodology: https://510kreport.com/methodology