Cleared Traditional

K021707 - SINGLE STEP BIOPSY DEVICE

K021707 is the FDA 510(k) clearance for SINGLE STEP BIOPSY DEVICE by Senorx, Inc.. It is a Class 2 Gastroenterology & Urology device (product code KNW) cleared through the Traditional 510(k) pathway after a 83-day FDA review.

K021707 · Senorx, Inc. · Gastroenterology & Urology device
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Optimized for regulatory review, auditing and printing
Aug 2002
Decision
83d
Days
Class 2
Risk

K021707 is an FDA 510(k) clearance for the SINGLE STEP BIOPSY DEVICE, SINGLE STEP SURGICAL HANDLE, SINGLE STEP DRIVER, S.... Classified as Instrument, Biopsy (product code KNW), Class II - Special Controls.

Submitted by Senorx, Inc. (Aliso Viejo, US). The FDA issued a Cleared decision on August 14, 2002 after a review of 83 days - a notably fast clearance 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: 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 Senorx, Inc. devices

Submission Details

510(k) Number K021707 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 23, 2002
Decision Date August 14, 2002
Days to Decision 83 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
47d faster than avg
Panel avg: 130d · This submission: 83d
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 161
Devices cleared under the same product code (KNW) and FDA review panel - the closest regulatory comparables to K021707.
MAMMOTOME EX HAND HELD SYSTEM
K033700 · Ethicon Endo-Surgery, Inc. · Feb 2004
STRYKER VERTEBRAL BODY AND BONE BIOPSY KITS, STRYKER CAPTURE BODY AND BONE BIOSPSY KITS
K032943 · Stryker Corp. · Dec 2003
MAMMOTOME BIOPSY SYSTEM PROBE & HOUSING, MAMMOTOME HAND-HELD SYSTEM
K030472 · Ethicon Endo-Surgery, Inc. · Oct 2003
MAMMOTOME HAND HELD PROBE, MODEL MHH8
K003297 · Ethicon Endo-Surgery, Inc. · Jan 2001
JAMSHIDI MARROW ACQUISITION CRADLE
K003370 · Allegiance Healthcare Corp. · Nov 2000
11 GAUGE PROBE, STEREOTACTIC, 14 GAUGE PROBE, STEREOTACTIC,14 GAUGE PROBE, ULTRASOUND, HOUSING STEREOTACTIC,HOUSING, ULT
K992813 · Ethicon Endo-Surgery, Inc. · Nov 1999