Cleared Traditional

UNIVERSAL BONE CEMENT KIT (K931540) - FDA 510(k) Clearance

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

K931540 · Biodynamic Technologies, Inc. · Orthopedic device
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Jan 1994
Decision
304d
Days
Class 2
Risk

K931540 is an FDA 510(k) clearance for the UNIVERSAL BONE CEMENT KIT. Classified as Cement Obturator (product code LZN), Class II - Special Controls.

Submitted by Biodynamic Technologies, Inc. (Arlington, US). The FDA issued a Cleared decision on January 27, 1994 after a review of 304 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 878.3300 - 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 Biodynamic Technologies, Inc. devices

Submission Details

510(k) Number K931540 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 29, 1993
Decision Date January 27, 1994
Days to Decision 304 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
182d slower than avg
Panel avg: 122d · This submission: 304d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code LZN Cement Obturator
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 878.3300
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 - LZN Cement Obturator

All 12
Devices cleared under the same product code (LZN) and FDA review panel - the closest regulatory comparables to K931540.
HOWMEDICE BONE PLUG
K951860 · Howmedica Corp. · May 1995
PFC CEMENT RESTRICTOR
K951934 · Johnson & Johnson Professionals, Inc. · May 1995
P.F.C. CEMENT RESTRICTOR
K942060 · Johnson & Johnson Professionals, Inc. · Sep 1994
HIP FRACTURE STEM SYSTEM - FENESTRATION PLUG
K890326 · Howmedica Corp. · Feb 1989
HOWMEDICA HIP SYS DISTAL CENTRALIZING SPACER
K852449 · Howmedica Corp. · Aug 1985
WROUGHT (FORGED) VITALLIUM
K771408 · Howmedica Corp. · Aug 1977