# K013475: Trident Porous Titanium Acetabular Component with Peri-Apatite Coating

- Pathway: 510(k) (Traditional)
- Applicant: Howmedica Osteonics Corp.
- Decided: Dec 20, 2001 after 62 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 K971206 (1998). 2 ancestors in all.
216 later devices descend from it; 2 cite it directly.
0 of 219 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K010170: Trident Porous Titanium Acetabular Component, Howmedica Osteonics Corp. (2001) Summary page 4.
- K971206: Meridian ST Femoral Stem and Vitalock Solid Back Shell W/ Peri-Apatite Coating, Howmedica Corp. (1998) Summary page 4.

## Most influential descendants
- K042344: Excia Total Hip System (2005), 198 descendants of its own
- K060918: Excia Total Hip System 12/14 Trunnion with Ceramic Head (2006), 90 descendants of its own
- K060437: Excia Total Hip System with U-Cap (2006), 90 descendants of its own
- K080584: Metha Short Stem Hip System (2008), 83 descendants of its own
- K070981: Search Evolution (LC) Total Knee System (Plasmapore) (2007), 79 descendants of its own

## Indications for use
The indications for use of the Trident® Porous Titanium Acetabular Component with Peri-Apatite™ Coating, in keeping with those of other legally marketed Howmedica Osteonics acetabular component systems, are as follows: e Painful, disabling joint disease of the hip resulting from: degenerative arthritis, post-traumatic arthritis or late stage avascular necrosis. ¢ Clinical management problems where arthrodesis or alternative reconstructive techniques are less likely to achieve satisfactory results. e Revision of previously unsuccessful femoral head replacement, cup arthroplasty or other procedure. ¢ Where bone stock is of poor quality or inadequate for other reconstructive techniques as indicated by deficiencies of the acetabulum.

Source page: https://510kreport.com/device/K013475
Methodology: https://510kreport.com/methodology