Cleared Traditional

K211993 - Z-LINKPC System (FDA 510(k) Clearance)

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

K211993 · Zavation Medical Products, LLC · Orthopedic device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Aug 2021
Decision
44d
Days
Class 2
Risk

K211993 is an FDA 510(k) clearance for the Z-LINKPC System. Classified as Posterior Cervical Screw System (product code NKG), Class II - Special Controls.

Submitted by Zavation Medical Products, LLC (Flowood, US). The FDA issued a Cleared decision on August 11, 2021 after a review of 44 days - a notably fast clearance cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3075 - 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 Zavation Medical Products, LLC devices

Submission Details

510(k) Number K211993 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 28, 2021
Decision Date August 11, 2021
Days to Decision 44 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
78d faster than avg
Panel avg: 122d · This submission: 44d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code NKG Posterior Cervical Screw System
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3075
Definition Posterior Cervical Screw Systems Are Intended For Use In Fusion Procedures Of The Cervical Spine And/or Craniocervical Junction And/or Cervicothoracic Junction For: 1) Spinal Fractures And Dislocations; 2) Deformities; 3) Instabilities; 4) Failed Previous Fusions; 5) Tumors; 6) Inflammatory Disorders; 7) Spinal Degeneration, 8) Facet Degeneration With Instability; And 9) Reconstruction Following Decompression To Treat Radiculopathy And/or Myelopathy. These Systems Are Also Intended To Stabilize The Spine In The Absence Of Fusion For A Limited Time Period In Patients With Tumors Involving The Cervical Spine In Whom Life Expectancy Is Of Insufficient Duration To Permit Achievement 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 - NKG Posterior Cervical Screw System

All 116
Devices cleared under the same product code (NKG) and FDA review panel - the closest regulatory comparables to K211993.
CarboClear® Posterior Cervical Screw System
K254045 · CarboFix Orthopedics , Ltd. · Mar 2026
Infinity™ OCT System
K254165 · Medtronic Sofamor Danek USA, Inc. · Jan 2026
CMORE® CT System
K252327 · Icotec AG · Nov 2025
Infinity™ OCT System
K253129 · Medtronic Sofamor Danek USA, Inc. · Oct 2025
ANAX™ OCT Spinal System
K251725 · Cg Medtech Co., Ltd. · Jun 2025
Sovereign Posterior Cervical System
K250866 · Met One Technologies, LLC · May 2025