# K003666: Taper-Fit Total Hip System

- Pathway: 510(k) (Traditional)
- Applicant: Corin USA
- Decided: Feb 8, 2001 after 72 days
- Product code: JDI (Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Cemented)
- Device class: 2
- Regulation: 21 CFR 888.3350
- 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 K992234 (1999). 1 ancestor in all.
118 later devices descend from it; 6 cite it directly.
0 of 120 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K992234: The Taper-Fit Total Hip System, Corin USA (1999) Summary page 1.

## Most influential descendants
- K093472: Trinity Acetabular System (2010), 117 descendants of its own
- K110087: Corin Trinity Acetbular System with Hxlpe Liners (2011), 109 descendants of its own
- K111911: Corin Optimom Modular Head (2011), 62 descendants of its own
- K120362: Metafix Femoral Stem for Hemi-Arthroplasty (2012), 61 descendants of its own
- K123991: Depuy Corail Amt Hip Prosthesis (2013), 48 descendants of its own

## Indications for use
Taper-Fit Total Hip System is indicated for the relief of pain and restoration of hip function following the effects of osteo, rheumatoid and inflammatory arthritis, post-traumatic disease effects, avascular necrosis and total hip revision.

Source page: https://510kreport.com/device/K003666
Methodology: https://510kreport.com/methodology