# K143407: Klassic HD Hip System

- Pathway: 510(k) (Special)
- Applicant: Total Joint Othopedics, Inc.
- Decided: Dec 23, 2014 after 25 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: 9 generations back to K810258 (1981). 75 ancestors in all.
16 later devices descend from it; 4 cite it directly.
0 of 92 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K100445: Klassic HD Hip System, Total Joint Orthopedics, Inc. (2010) Summary page 5.

## Most influential descendants
- K163577: Ecofit® Hip System (2017), 9 descendants of its own
- K180263: EcoFit Vit E Acetabular System (2018), 5 descendants of its own
- K180929: Klassic HD® Hip System (2018), 5 descendants of its own
- K203420: EcoFit® Hip System (2021), 4 descendants of its own
- K210678: implaFit® hip stems (2022), 3 descendants of its own

## Indications for use
The Klassic HD™ Hip System is intended for prosthetic replacement without bone cement in treatment of the following: Patient conditions of non-inflammatory degenerative joint disease (NIDJD): avascular necrosis, osteoarthritis, ankylosis, protrusio acetabuli and painful hip dysplasia. Patient conditions of inflammatory joint disease (IJD): rheumatoid arthritis. Those patients with failed previous surgery where pain, deformity, or dysfunction persists. Revision of a previously failed hip arthroplasty. Patients who require a total hip replacement.

Source page: https://510kreport.com/device/K143407
Methodology: https://510kreport.com/methodology