Cleared Traditional

K181598 - Prime E-CLASS XLPE Liner

K181598 is the FDA 510(k) clearance for Prime E-CLASS XLPE Liner by Microport Orthopedics, Inc.. It is a Class 2 Orthopedic device (product code LZO) cleared through the Traditional 510(k) pathway after a 88-day FDA review.

K181598 · Microport Orthopedics, Inc. · Orthopedic device
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Sep 2018
Decision
88d
Days
Class 2
Risk

K181598 is an FDA 510(k) clearance for the Prime E-CLASS XLPE Liner. Classified as Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented (product code LZO), Class II - Special Controls.

Submitted by Microport Orthopedics, Inc. (Arlington, US). The FDA issued a Cleared decision on September 14, 2018 after a review of 88 days - a notably fast clearance cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3353 - 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 Microport Orthopedics, Inc. devices

Submission Details

510(k) Number K181598 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 18, 2018
Decision Date September 14, 2018
Days to Decision 88 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
34d faster than avg
Panel avg: 122d · This submission: 88d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code LZO Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3353
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 - LZO Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented

All 433
Devices cleared under the same product code (LZO) and FDA review panel - the closest regulatory comparables to K181598.
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