# K973163: Acetabular Shells with Mesh Ingrowth Surface

- Pathway: 510(k) (Traditional)
- Applicant: Howmedica Corp.
- Decided: Nov 21, 1997 after 88 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
Longest line of descent: 1 generation back to K930223 (1994). 5 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K930223: Howmedica Acetabular Shell, Howmedica Corp. (1994) Summary page 1.
- K935731: Acetabular Shell, Howmedica Corp. (1994) Summary page 1.
- K952397: Vitalock Solid Backed Acetabular Shell, Howmedica Corp. (1995) Summary page 1.
- K933102: Howmedica Acetabular Shell W/Screw Holes, Howmedica Corp. (1994) Summary page 1.
- K954698: Trilogy Acetabular Component 7MM Offset, Zimmer, Inc. (1996) Summary page 1.

## Most influential descendants
- K982248: Howmedica Asymmetric Stem Vitalock Cluster & Spiked Shells, and Acetabular Shells with Mesh Ingrowth Surface with Peri-a (1998), 0 descendants of its own

## Indications for use
The Acetabular Shells with Mesh Ingrowth Surface are intended to be used for uncemented, primary reconstruction of the acetabular portion of the hip joint during total hip arthroplasty.

Source page: https://510kreport.com/device/K973163
Methodology: https://510kreport.com/methodology