Cleared Traditional

K850799 - RINSE MACHINE KR-4 KIDNEY RINSE-4 (FDA 510(k) Clearance)

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

K850799 · Medical Technologies International, Inc. · Gastroenterology & Urology device
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Jul 1985
Decision
152d
Days
Class 2
Risk

K850799 is an FDA 510(k) clearance for the RINSE MACHINE KR-4 KIDNEY RINSE-4. Classified as Dialyzer Reprocessing System (product code LIF), Class II - Special Controls.

Submitted by Medical Technologies International, Inc. (Flint Mi, US). The FDA issued a Cleared decision on July 29, 1985 after a review of 152 days - an extended review cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5820 - the FDA gastroenterology and urology 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 Gastroenterology & Urology review framework, consistent with the majority of Class II 510(k) submissions.

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Submission Details

510(k) Number K850799 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 27, 1985
Decision Date July 29, 1985
Days to Decision 152 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
22d slower than avg
Panel avg: 130d · This submission: 152d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code LIF Dialyzer Reprocessing System
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.5820
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 Gastroenterology & Urology devices follow this clearance model.