Cleared Traditional

CONTINUUM KNEE SYSTEM (CKS) (K901457) - FDA 510(k) Clearance

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

K901457 · Techmedica, Inc. · Orthopedic device
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Jun 1990
Decision
84d
Days
Class 2
Risk

K901457 is an FDA 510(k) clearance for the CONTINUUM KNEE SYSTEM (CKS). Classified as Prosthesis, Knee, Patellofemorotibial, Semi-constrained, Cemented, Polymer/metal/polymer (product code JWH), Class II - Special Controls.

Submitted by Techmedica, Inc. (Camarillo, US). The FDA issued a Cleared decision on June 20, 1990 after a review of 84 days - a notably fast clearance 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: 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 Techmedica, Inc. devices

Submission Details

510(k) Number K901457 FDA.gov
FDA Decision Cleared Substantially Equivalent - NSE Converted (SN)
Date Received March 28, 1990
Decision Date June 20, 1990
Days to Decision 84 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
38d faster than avg
Panel avg: 122d · This submission: 84d
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

All 522
Devices cleared under the same product code (JWH) and FDA review panel - the closest regulatory comparables to K901457.
PCA (R) TIBIAL BONE WEDGES
K904170 · Howmedica Corp. · Oct 1990
AMK UNIVERSAL FEMORAL COMPONENT
K902246 · Depuy, Inc. · Aug 1990
ANATOMIC MODULAR KNEE (AMK) POSTERIOR STABILIZED
K901406 · Depuy, Inc. · Jul 1990
MG II POROUS TOTAL KNEE SYSTEM/METAL-BACK PATELLAR
K895639 · Zimmer, Inc. · Feb 1990
PCA MODULAR KNEE CONSTRAINED TIBIAL INSERT
K894403 · Howmedica Corp. · Feb 1990
SHAW KNEE MODULAR TIBIAL TRAY-POROUS
K894937 · Johnson & Johnson Professionals, Inc. · Jan 1990