Cleared Traditional

K221281 - Multitom Rax

K221281 is an FDA 510(k) clearance for Multitom Rax, manufactured by Siemens Medical Solutions. The device is a Class 2 Radiology device with product code OWB cleared through the Traditional 510(k) pathway after a 198-day FDA review.

K221281 · Siemens Medical Solutions · Radiology device
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Nov 2022
Decision
198d
Days
Class 2
Risk

K221281 is an FDA 510(k) clearance for the Multitom Rax. Classified as Interventional Fluoroscopic X-ray System (product code OWB), Class II - Special Controls.

Submitted by Siemens Medical Solutions (Malvern, US). The FDA issued a Cleared decision on November 17, 2022 after a review of 198 days - an extended review cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1650 - 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.

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FDA 510(k) Submission Details - K221281

510(k) Number K221281 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 03, 2022
Decision Date November 17, 2022
Days to Decision 198 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
91d slower than avg
Panel avg: 107d · This submission: 198d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

OWB Device Classification - Class 2, Special Controls

Product Code OWB Interventional Fluoroscopic X-ray System
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1650
Definition Interventional Fluoroscopy
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 - OWB Interventional Fluoroscopic X-ray System

All 245
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