Cleared Traditional

Ran-Flex-B Bone Marrow Aspiration Needle (K202287) - FDA 510(k) Clearance

Class II General & Plastic Surgery device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K202287 · Ranfac Corporation · General & Plastic Surgery device
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Sep 2020
Decision
37d
Days
Class 2
Risk

K202287 is an FDA 510(k) clearance for the Ran-Flex-B Bone Marrow Aspiration Needle. Classified as Instrument, Biopsy (product code KNW), Class II - Special Controls.

Submitted by Ranfac Corporation (Avon, US). The FDA issued a Cleared decision on September 18, 2020 after a review of 37 days - a notably fast clearance cycle.

This device falls under the General & Plastic Surgery FDA review panel, regulated under 21 CFR 876.1075 - the FDA general and plastic surgery 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 Ranfac Corporation devices

Submission Details

510(k) Number K202287 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 12, 2020
Decision Date September 18, 2020
Days to Decision 37 days
Submission Type Traditional
Review Panel General & Plastic Surgery (SU)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
78d faster than avg
Panel avg: 115d · This submission: 37d
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 General & Plastic Surgery devices follow this clearance model.

Regulatory Peers - KNW Instrument, Biopsy

All 105
Devices cleared under the same product code (KNW) and FDA review panel - the closest regulatory comparables to K202287.
EnCor Breast Biopsy Probe with Rinse Tube
K210654 · Senorx, Inc. · Mar 2021
VMCore Biopsy Needle
K201650 · Uro-1, Inc. · Jan 2021
Marrow-Pack (white)- 11gauge/10cm or 13gauge/10cm, Marrow-Tray (red)- 11gauge/10cm or 13gauge/10cm, Marrow-Set (violet)- 11gauge/10cm or 13gauge/10cm, Marrow-kit (grey)- 11gauge/10cm or 13gauge/10cm, Marrow-Stem (green)- 11gauge/10cm or 13gauge/10cm
K203397 · Biopsybell S.R.L. · Jan 2021
Temno Elite Biopsy System
K201166 · Merit Medical Systems, Inc. · Aug 2020
Mammotome Revolve Dual Vacuum Assisted Biopsy (VAB) System
K202012 · Devicor Medical Products, Inc. · Aug 2020
Concorde Models Concorde US and Concorde ST Soft Tissue Biopsy Devices
K201244 · Transmed7, LLC · Aug 2020