# K001942: SL-Plus and SLR-Plus Stems

- Pathway: 510(k) (Special)
- Applicant: Plus Orthopedics
- Decided: Jul 25, 2000 after 29 days
- Product code: LWJ (Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Uncemented)
- Device class: 2
- Regulation: 21 CFR 888.3360
- 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 K932481 (1994). 1 ancestor in all.
129 later devices descend from it; 9 cite it directly.
0 of 131 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K932481: SL-Plus and SLR-Plus, Encore Orthopedics, Inc. (1994) Summary page 1.

## Most influential descendants
- K021178: SL-Plus Lateralized Stem (2002), 126 descendants of its own
- K041950: Apex K2 Hip System (2004), 62 descendants of its own
- K090845: Apex Arc Hip Stem (2010), 58 descendants of its own
- K111193: Apex Arc Hip Stem (2011), 53 descendants of its own
- K113242: Apex Arc Hip Stem (2012), 52 descendants of its own

## Indications for use
The SL-PLUS® Stem primary component is intended for treating patients who are candidates for total hip arthroplasty because the natural femoral head and neck has been subject to disease or trauma. The SLR-PLUS" Stem, a revision component, is also available to replace previously failed femoral hip arthroplasties. Both components can be used with or without cement. These devices are intended to aid the surgeon in relieving the patient of hip pain and restoring hip motion.

Source page: https://510kreport.com/device/K001942
Methodology: https://510kreport.com/methodology