# K823722: Spectron Long, Straight Femoral Prosthes

- Pathway: 510(k) (Traditional)
- Applicant: Richard'S Medical Equip., Inc.
- Decided: Mar 8, 1983 after 88 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
No predicates in its family tree.
13 later devices descend from it; 3 cite it directly.
0 of 14 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K935921: Zirconia Ceramic Femoral Head (1994), 11 descendants of its own
- K965002: Zirconia Ceramic Femoral Heads with Foundation Forged, Textured and Porous Stems, the Encore Vitality Stems and SL and (1997), 10 descendants of its own
- K990261: Plus Ceramic Head Prostheses (Alumina and Zirkonia) (1999), 9 descendants of its own
- K012918: Apex Modular Alumina Femoral Head (2001), 7 descendants of its own
- K101451: Apex Module Hip System Biolox Delta Femoral Head (2010), 4 descendants of its own

Source page: https://510kreport.com/device/K823722
Methodology: https://510kreport.com/methodology