Cleared Traditional

NuVasive® Growth Rod Conversion Set (K172979) - FDA 510(k) Clearance

Class II Orthopedic device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K172979 · Nu Vasive, Incorporated · Orthopedic device
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Nov 2017
Decision
40d
Days
Class 2
Risk

K172979 is an FDA 510(k) clearance for the NuVasive® Growth Rod Conversion Set. Classified as Growing Rod System (product code PGM), Class II - Special Controls.

Submitted by Nu Vasive, Incorporated (San Diego, US). The FDA issued a Cleared decision on November 6, 2017 after a review of 40 days - a notably fast clearance cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3070 - the FDA orthopedic device regulatory framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Nu Vasive, Incorporated devices

Submission Details

510(k) Number K172979 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 27, 2017
Decision Date November 06, 2017
Days to Decision 40 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
82d faster than avg
Panel avg: 122d · This submission: 40d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code PGM Growing Rod System
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3070
Definition Stabilization Or Correction Of Spinal Deformities Without The Use Of Fusion.
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Orthopedic devices follow this clearance model.

Regulatory Peers - PGM Growing Rod System

All 13
Devices cleared under the same product code (PGM) and FDA review panel - the closest regulatory comparables to K172979.
SDS Growing Rod
K251961 · BAAT Medical Products B.V. · Jan 2026
VerteGlide Spinal Growth Guidance System
K241816 · OrthoPediatrics Corp. · Mar 2025
MARVEL™ Growing Rods
K213196 · Globus Medical, Inc. · Dec 2022
Daytona® Small Stature Growth Rod Conversion Set
K193224 · SeaSpine Orthopedics Corporation · Feb 2020
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
K191212 · Medos International SARL · Sep 2019
CREO® Stabilization System, REVERE® Stabilization System
K181068 · Globus Medical, Inc. · Jun 2018