Cleared Traditional

K173824 - Humeral Short Stem System (FDA 510(k) Clearance)

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

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Oct 2018
Decision
309d
Days
Class 2
Risk

K173824 is an FDA 510(k) clearance for the Humeral Short Stem System. Classified as Prosthesis, Shoulder, Semi-constrained, Metal/polymer, Uncemented (product code MBF), Class II - Special Controls.

Submitted by Shoulder Innovations, Inc. (Holland, US). The FDA issued a Cleared decision on October 23, 2018 after a review of 309 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3670 - 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: Standard predicate-based submission. Elevated predicate reliance profile. This clearance follows a standard predicate-based equivalence path within the Orthopedic review framework, consistent with the majority of Class II 510(k) submissions.

View all Shoulder Innovations, Inc. devices

Submission Details

510(k) Number K173824 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 18, 2017
Decision Date October 23, 2018
Days to Decision 309 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
187d slower than avg
Panel avg: 122d · This submission: 309d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MBF Prosthesis, Shoulder, Semi-constrained, Metal/polymer, Uncemented
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3670
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 - MBF Prosthesis, Shoulder, Semi-constrained, Metal/polymer, Uncemented

All 36
Devices cleared under the same product code (MBF) and FDA review panel - the closest regulatory comparables to K173824.
Zimmer Biomet Reverse Shoulder Prosthesis (Alliance Humeral Bearings, Identity Humeral Trays, Comprehensive Reverse Humeral Trays, Comprehensive Reverse 32mm Glenospheres and Adapter)
K253592 · Zimmer, Inc. · Apr 2026
Identity Revision Humeral Stems
K251098 · Zimmer, Inc. · Aug 2025
Identity Shoulder System
K250848 · Zimmer, Inc. · Jul 2025
Identity Shoulder System
K240876 · Zimmer, Inc. · Jun 2024
PRIMA Humeral System
K233712 · Lima Corporate S.P.A. · Jan 2024
SMR Hybrid Glenoid System
K231099 · Lima Corporate S.P.A. · Dec 2023