Cleared Traditional

K922286 - MODEL XCT-900 PQCT X-RAY BONE DENSITOMETER (FDA 510(k) Clearance)

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

K922286 · Norland Corp. · Radiology device
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Nov 1992
Decision
196d
Days
Class 2
Risk

K922286 is an FDA 510(k) clearance for the MODEL XCT-900 PQCT X-RAY BONE DENSITOMETER. Classified as Densitometer, Bone (product code KGI), Class II - Special Controls.

Submitted by Norland Corp. (Fort Atkinson, US). The FDA issued a Cleared decision on November 27, 1992 after a review of 196 days - an extended review cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1170 - the FDA radiology and imaging software oversight 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 Radiology review framework, consistent with the majority of Class II 510(k) submissions.

View all Norland Corp. devices

Submission Details

510(k) Number K922286 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 15, 1992
Decision Date November 27, 1992
Days to Decision 196 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
89d slower than avg
Panel avg: 107d · This submission: 196d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KGI Densitometer, Bone
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1170
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 Radiology devices follow this clearance model.

Regulatory Peers - KGI Densitometer, Bone

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