Cleared Traditional

K852477 - KELLY-GROERSS-KALL CT STEROTACTIC ADAPTATION SYS

K852477 is an FDA 510(k) clearance for KELLY-GROERSS-KALL CT STEROTACTIC ADAPT..., manufactured by Mayo Clinic. The device is a Class 2 Neurology device with product code HAW cleared through the Traditional 510(k) pathway after a 49-day FDA review.

K852477 · Mayo Clinic · Neurology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jul 1985
Decision
49d
Days
Class 2
Risk

K852477 is an FDA 510(k) clearance for the KELLY-GROERSS-KALL CT STEROTACTIC ADAPTATION SYS. Classified as Neurological Stereotaxic Instrument (product code HAW), Class II - Special Controls.

Submitted by Mayo Clinic (Rochester, US). The FDA issued a Cleared decision on July 30, 1985 after a review of 49 days - a notably fast clearance cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.4560 - 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: 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 Mayo Clinic devices

FDA 510(k) Submission Details - K852477

510(k) Number K852477 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 11, 1985
Decision Date July 30, 1985
Days to Decision 49 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
99d faster than avg
Panel avg: 148d · This submission: 49d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

HAW Device Classification - Class 2, Special Controls

Product Code HAW Neurological Stereotaxic Instrument
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.4560
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.

Regulatory Peers - HAW Neurological Stereotaxic Instrument

All 307
Devices cleared under the same product code (HAW) and FDA review panel - the closest regulatory comparables to K852477.
COOK STEREOTAXIC GUIDE
K900200 · Cook, Inc. · May 1990
TARGET PROGRAM & EPSON HX-20 COMPUTER
K872877 · Walter Lorenz Surgical, Inc. · Feb 1988
KOMAI CT-STEREOTACTIC APPARATUS AND ACCESSORIES
K861629 · Downs Surgical , Ltd. · Aug 1986
DIASONICS, BERGER STEREOTACTIC NEOROBIOPSY
K851973 · Diasonics, Inc. · Jul 1985
PMT VAXIOM STEREOTACTIC SYS #FX001
K831329 · Progress Mankind Technology · Jun 1983
MENISCECTOMY TRAY #9715
K823424 · Concept, Inc. · Mar 1983