Cleared Traditional

K924474 - SELBY INSTRUMENTATION (FDA 510(k) Clearance)

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

K924474 · Advanced Spine Fixation Systems, Inc. · Orthopedic device
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Sep 1993
Decision
383d
Days
Class 2
Risk

K924474 is an FDA 510(k) clearance for the SELBY INSTRUMENTATION. Classified as Appliance, Fixation, Spinal Interlaminal (product code KWP), Class II - Special Controls.

Submitted by Advanced Spine Fixation Systems, Inc. (Stanton, US). The FDA issued a Cleared decision on September 21, 1993 after a review of 383 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3050 - 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 Advanced Spine Fixation Systems, Inc. devices

Submission Details

510(k) Number K924474 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 03, 1992
Decision Date September 21, 1993
Days to Decision 383 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
261d slower than avg
Panel avg: 122d · This submission: 383d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KWP Appliance, Fixation, Spinal Interlaminal
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3050
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.