Cleared Traditional

K923789 - MAYFIELD ADULT DISPOSABLE SKULL PIN (FDA 510(k) Clearance)

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

K923789 · Ohio Medical Instrument Co., Inc. · Neurology device
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Feb 1993
Decision
199d
Days
Class 2
Risk

K923789 is an FDA 510(k) clearance for the MAYFIELD ADULT DISPOSABLE SKULL PIN. Classified as Holder, Head, Neurosurgical (skull Clamp) (product code HBL), Class II - Special Controls.

Submitted by Ohio Medical Instrument Co., Inc. (Cincinnati, US). The FDA issued a Cleared decision on February 12, 1993 after a review of 199 days - an extended review cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.4460 - the FDA neurology device 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 Neurology review framework, consistent with the majority of Class II 510(k) submissions.

View all Ohio Medical Instrument Co., Inc. devices

Submission Details

510(k) Number K923789 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 28, 1992
Decision Date February 12, 1993
Days to Decision 199 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
51d slower than avg
Panel avg: 148d · This submission: 199d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code HBL Holder, Head, Neurosurgical (skull Clamp)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.4460
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 Neurology devices follow this clearance model.