Cleared Traditional

K890132 - POROUS GENESIS PATELLAR AND STEMLESS TIBIAL COMP. (FDA 510(k) Clearance)

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

K890132 · Richards Medical Co., Inc. · Orthopedic device
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Jul 1989
Decision
188d
Days
Class 2
Risk

K890132 is an FDA 510(k) clearance for the POROUS GENESIS PATELLAR AND STEMLESS TIBIAL COMP.. Classified as Prosthesis, Knee, Patellofemorotibial, Semi-constrained, Cemented, Polymer/metal/polymer (product code JWH), Class II - Special Controls.

Submitted by Richards Medical Co., Inc. (Memphis, US). The FDA issued a Cleared decision on July 19, 1989 after a review of 188 days - an extended review cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3560 - 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. Standard predicate reliance. 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 Richards Medical Co., Inc. devices

Submission Details

510(k) Number K890132 FDA.gov
FDA Decision Cleared Substantially Equivalent - NSE Converted (SN)
Date Received January 12, 1989
Decision Date July 19, 1989
Days to Decision 188 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
66d slower than avg
Panel avg: 122d · This submission: 188d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code JWH Prosthesis, Knee, Patellofemorotibial, Semi-constrained, Cemented, Polymer/metal/polymer
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3560
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 - JWH Prosthesis, Knee, Patellofemorotibial, Semi-constrained, Cemented, Polymer/metal/polymer

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