Cleared Traditional

GAS PLASMA STERILIZATION (K944538) - FDA 510(k) Clearance

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

K944538 · Depuy, Inc. · Orthopedic device
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Sep 1995
Decision
376d
Days
Class 2
Risk

K944538 is an FDA 510(k) clearance for the GAS PLASMA STERILIZATION. Classified as Prosthesis, Knee, Femorotibial, Semi-constrained, Cemented, Metal/polymer (product code HRY), Class II - Special Controls.

Submitted by Depuy, Inc. (Warsaw, US). The FDA issued a Cleared decision on September 26, 1995 after a review of 376 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3530 - 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 Depuy, Inc. devices

Submission Details

510(k) Number K944538 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 15, 1994
Decision Date September 26, 1995
Days to Decision 376 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
254d slower than avg
Panel avg: 122d · This submission: 376d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code HRY Prosthesis, Knee, Femorotibial, Semi-constrained, Cemented, Metal/polymer
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3530
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 - HRY Prosthesis, Knee, Femorotibial, Semi-constrained, Cemented, Metal/polymer

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