Cleared Special

CONSERVE PLUS SPIKED ACETABULAR SHELLS AND CONSERVE TOTAL 56MM FEMORAL HEAD (K031963) - FDA 510(k) Clearance

Class III device cleared through the 510(k) pathway via substantial equivalence to a legally marketed predicate.

K031963 · Wrightmedicaltechnologyinc · Orthopedic device
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Oct 2003
Decision
128d
Days
Class 3
Risk

K031963 is an FDA 510(k) clearance for the CONSERVE PLUS SPIKED ACETABULAR SHELLS AND CONSERVE TOTAL 56MM FEMORAL HEAD. Classified as Prosthesis, Hip, Semi-constrained (metal Uncemented Acetabular Component) (product code KWA), Class III - Premarket Approval.

Submitted by Wrightmedicaltechnologyinc (Arlington, US). The FDA issued a Cleared decision on October 31, 2003 after a review of 128 days - within the typical 510(k) review window.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3330 - the FDA orthopedic device regulatory framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: High-complexity regulatory submission. High regulatory complexity 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 Wrightmedicaltechnologyinc devices

Submission Details

510(k) Number K031963 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 25, 2003
Decision Date October 31, 2003
Days to Decision 128 days
Submission Type Special
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
6d slower than avg
Panel avg: 122d · This submission: 128d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code KWA Prosthesis, Hip, Semi-constrained (metal Uncemented Acetabular Component)
Device Class Class 3 - Premarket Approval
CFR Regulation 21 CFR 888.3330
What this classification means

Class III devices typically require Premarket Approval (PMA) with clinical evidence. Clearance through 510(k) for Class III devices is granted only when substantial equivalence to a valid predicate can be established.

Regulatory Peers - KWA Prosthesis, Hip, Semi-constrained (metal Uncemented Acetabular Component)

All 57
Devices cleared under the same product code (KWA) and FDA review panel - the closest regulatory comparables to K031963.
CONSERVE PLUS HA ACETABULAR SHELLS
K042530 · Wrightmedicaltechnologyinc · Dec 2004
M2A MAGNUM SYSTEM
K042037 · Biomet, Inc. · Oct 2004
CONSERVE PLUS REVISION SHELL AND CONSERVE PLUS THICK SHELL
K041425 · Wrightmedicaltechnologyinc · Jun 2004
DEPUY PINNACLE METAL-ON-METAL ACETABULAR CUP LINER
K023786 · DePuy Orthopaedics, Inc. · Dec 2002
METAL TRANSCEND ARTICULATION SYSTEM (LARGER SIZES)
K021349 · Wrightmedicaltechnologyinc · Jul 2002
M2A ACETABULAR SYSTEM
K011110 · Biomet, Inc. · Jul 2001