# K964704: Depuy/Ace Modified Medical Aspect (Mma) Fracture Stem

- Pathway: 510(k) (Traditional)
- Applicant: Depuy, Inc.
- Decided: Jan 24, 1997 after 60 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
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) DePuy Vision Modified Medial Aspect (MMA) AML Prosthesis: named in the summary without a submission number
- (no number) DePuy Quantum Hip Stem: named in the summary without a submission number

## Indications for use
The DePuy/Ace MMA Fracture Stem is indicated for cemented or press-fit cementless use as the femoral component in total hip arthroplasty (THA) for replacing the hip joints of patients whose hip joint has been damaged by fracture. The prosthesis may also be used for total hip arthroplasty for patients requiring total hip replacement for inflammatory or non-inflammatory degenerative joint disease or failure of a previous arthroplasty.

Source page: https://510kreport.com/device/K964704
Methodology: https://510kreport.com/methodology