Cleared Traditional

K172833 - E-XPE Acetabular Components and U-Motion II Acetabular Cup (FDA 510(k) Clearance)

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

K172833 · United Orthopedic Corporation · Orthopedic device
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Jun 2018
Decision
266d
Days
Class 2
Risk

K172833 is an FDA 510(k) clearance for the E-XPE Acetabular Components and U-Motion II Acetabular Cup. Classified as Hip, Semi-constrained, Cemented, Metal/ceramic/polymer + Additive, Porous Uncemented (product code OQI), Class II - Special Controls.

Submitted by United Orthopedic Corporation (Hsinchu, TW). The FDA issued a Cleared decision on June 12, 2018 after a review of 266 days - an extended review 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: 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.

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Submission Details

510(k) Number K172833 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 19, 2017
Decision Date June 12, 2018
Days to Decision 266 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
144d slower than avg
Panel avg: 122d · This submission: 266d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code OQI Hip, Semi-constrained, Cemented, Metal/ceramic/polymer + Additive, Porous Uncemented
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3353
Definition 1. Non-inflammatory Degenerative Joint Disease Including Osteoarthritis And Avascular Necrosis. 2. Rheumatoid Arthritis. 3. Correction Of Functional Deformity. 4. Treatment Of Non-union, Femoral Neck Fracture, And Trochanteric Fractures Of The Proximal Femur With Head Involvement, Unmanageable By Other Techniques. 5. Revision Procedures Where Other Treatment Or Devices Have Failed. Cemented And Uncemented Use.
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.