Cleared Traditional

K882746 - ADMS SILENT NEEDLE GUN (FDA 510(k) Clearance)

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

K882746 · Advanced Diagnostic Medical Systems, Inc. · Gastroenterology & Urology device
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Mar 1989
Decision
255d
Days
Class 2
Risk

K882746 is an FDA 510(k) clearance for the ADMS SILENT NEEDLE GUN. Classified as Instrument, Biopsy (product code KNW), Class II - Special Controls.

Submitted by Advanced Diagnostic Medical Systems, Inc. (Dublin, US). The FDA issued a Cleared decision on March 17, 1989 after a review of 255 days - an extended review cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.1075 - 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.

View all Advanced Diagnostic Medical Systems, Inc. devices

Submission Details

510(k) Number K882746 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 05, 1988
Decision Date March 17, 1989
Days to Decision 255 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
125d slower than avg
Panel avg: 130d · This submission: 255d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KNW Instrument, Biopsy
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.1075
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.

Regulatory Peers - KNW Instrument, Biopsy

All 359
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