# K972568: Depuy Motech Moss-Miami Spinal System

- Pathway: 510(k) (Traditional)
- Applicant: Depuy, Inc.
- Decided: Sep 19, 1997 after 71 days
- Product code: MNH (Orthosis, Spondylolisthesis Spinal Fixation)
- Device class: 2
- Regulation: 21 CFR 888.3070
- 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 K933881 (1994). 1 ancestor in all.
2 later devices descend from it; 2 cite it directly.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K933881: Depuy Motech Moss-Miami Spinal System, Depuy, Inc. (1994) Summary page 2.
- (no number) Harrington Rods: named in the summary without a submission number
- (no number) Acromed ISOLA Spinal System: named in the summary without a submission number

## Most influential descendants
- K191212: CrossOver Cross Connectors, DePuy PULSE Thoracolumbar Screw System, EXPEDIUM Fenestrated Screw System, EXPEDIUM SFX Cross Connectors, EXPEDIUM Spine System, EXPEDIUM VERSE Spine System, E-Z Link Cross Connectors, ISOLA Spine System, MONARCH Spine System, MOSS MIAMI Spine System, TiMX Low Back System, VIPER Fenestrated Screw System, VIPER PRIME System, VIPER PRIME Fenestrated Screws, VIPER SAI (Sacral-Alar-Iliac), VIPER System, VIPER 2 System, VSP Spine System (2019), 0 descendants of its own
- K974573: Depuy Motech Moss-Miami Spinal System (1998), 0 descendants of its own

## Indications for use
The MOSS Miami Spinal System is intended for non-cervical use in the spine. When used with anterior screw fixation or posterior hook, non-pedicle screw fixation the MOSS Miami Spinal System is intended to treat scoliosis, kyphosis and lordosis, fracture, loss of stability due to tumor, spinal stenosis, spondylolisthesis, a previously failed back surgery or degenerative disc disease (i.e. discogenic back pain with degeneration of the disc confirmed by history and radiographic studies). When used with pedicle screw fixation, the MOSS Miami Spinal System is intended for use in patients with severe spondylolisthesis (Grades 3 and 4) at the L5-S1 vertebral joint, having fusions with autogenous bone graft, with the device fixed or attached to the lumbar and sacral spine (levels of pedicle screw attachment are 1.3 and below), and for whom the device system is intended to be removed after the development of a solid fusion mass.

Source page: https://510kreport.com/device/K972568
Methodology: https://510kreport.com/methodology