Cleared Traditional

K001581 - LACTOSORB 5.0 MM WASHER (FDA 510(k) Clearance)

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

K001581 · Biomet, Inc. · Orthopedic device
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Optimized for regulatory review, auditing and printing
Mar 2001
Decision
302d
Days
Class 2
Risk

K001581 is an FDA 510(k) clearance for the LACTOSORB 5.0 MM WASHER. Classified as Screw, Fixation, Bone (product code HWC), Class II - Special Controls.

Submitted by Biomet, Inc. (Warsaw, US). The FDA issued a Cleared decision on March 20, 2001 after a review of 302 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3040 - the FDA orthopedic device regulatory 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. Elevated predicate reliance profile. This clearance follows a standard predicate-based equivalence path within the Orthopedic review framework, consistent with the majority of Class II 510(k) submissions.

View all Biomet, Inc. devices

Submission Details

510(k) Number K001581 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 22, 2000
Decision Date March 20, 2001
Days to Decision 302 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
180d slower than avg
Panel avg: 122d · This submission: 302d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code HWC Screw, Fixation, Bone
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3040
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 Orthopedic devices follow this clearance model.

Regulatory Peers - HWC Screw, Fixation, Bone

All 1054
Devices cleared under the same product code (HWC) and FDA review panel - the closest regulatory comparables to K001581.
OSSIOfiber® Threaded Trimmable Fixation Nail
K254077 · OSSIO , Ltd. · May 2026
TITAN Nail
K260934 · Medartis AG · Apr 2026
CoAptix S System
K252699 · University of Utah, Department of Orthopaedics · Apr 2026
Tyber Medical Trauma Screw
K253042 · Tyber Medical, LLC · Apr 2026
DynaNail Mini
K254110 · MedShape, Inc. · Mar 2026
Treace Medical Concepts (TMC) Screw Fixation System
K260361 · Treace Medical Concepts, Inc. · Mar 2026