# K991325: Modification of Encore Linear Porous Coated Hip

- Pathway: 510(k) (Traditional)
- Applicant: Encore Orthopedics, Inc.
- Decided: Jun 25, 1999 after 67 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
No predicates in its family tree.
14 later devices descend from it; 3 cite it directly.
0 of 15 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names no predicate by number.

## Most influential descendants
- K120241: Linear Hip Stem, Size 5 (2012), 6 descendants of its own
- K141327: Minima S System (2014), 5 descendants of its own
- K140975: Mastersl Femoral Stem (2014), 4 descendants of its own
- K130099: Taperfill Femoral Hip Stem 425-31-005_017 425-41-005_019 (2013), 4 descendants of its own
- K143509: MasterSL femoral stem (2015), 3 descendants of its own

## Indications for use
The indications for use of the total hip replacement prosthesis include: noninflammatory degenerative joint disease including osteoarthritis and avascular necrosis; rheumatoid arthritis; correction of functional deformity; revision procedures where other treatments or devices have failed; and treatment of nonunion, femoral neck and trochanteric fractures of the proximal femur with head involvement, which is unmanageable using other techniques. This stem is to be press-fit.

Source page: https://510kreport.com/device/K991325
Methodology: https://510kreport.com/methodology