Cleared Traditional

K190595 - Signature ONE 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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Jun 2019
Decision
90d
Days
Class 2
Risk

K190595 is an FDA 510(k) clearance for the Signature ONE System. Classified as Prosthesis, Shoulder, Non-constrained, Metal/polymer Cemented (product code KWT), Class II - Special Controls.

Submitted by Orthosoft Inc. (d/b/a) Zimmer CAS (Montreal, CA). The FDA issued a Cleared decision on June 5, 2019 after a review of 90 days - within the typical 510(k) review window.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3650 - 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. Standard predicate reliance. 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 Orthosoft Inc. (d/b/a) Zimmer CAS devices

Submission Details

510(k) Number K190595 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 07, 2019
Decision Date June 05, 2019
Days to Decision 90 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
32d faster than avg
Panel avg: 122d · This submission: 90d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KWT Prosthesis, Shoulder, Non-constrained, Metal/polymer Cemented
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3650
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 - KWT Prosthesis, Shoulder, Non-constrained, Metal/polymer Cemented

All 70
Devices cleared under the same product code (KWT) and FDA review panel - the closest regulatory comparables to K190595.
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AGILON® XO Shoulder Replacement System
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InSet Total Shoulder System
K241817 · Shoulder Innovations, Inc. · Feb 2025
AGILON® XO Shoulder Replacement System
K231657 · Implantcast GmbH · Feb 2024
Comprehensive Segmental Revision System(SRS)
K223631 · Biomet Orthopedics · Jul 2023