Cleared Special

K231178 - ACTERA™ hip system

K231178 is an FDA 510(k) clearance for ACTERA hip system, manufactured by Conformis, Inc.. The device is a Class 2 Orthopedic device with product code MEH cleared through the Special 510(k) pathway after a 27-day FDA review.

K231178 · Conformis, Inc. · Orthopedic device
Download Printable Device Report (PDF) Official FDA 510(k) Summary (PDF)
Optimized for regulatory review, auditing and printing
May 2023
Decision
27d
Days
Class 2
Risk

K231178 is an FDA 510(k) clearance for the ACTERA™ hip system. Classified as Prosthesis, Hip, Semi-constrained, Uncemented, Metal / Polymer, Non-porous, Calcium Phosphate (product code MEH), Class II - Special Controls.

Submitted by Conformis, Inc. (Billerica, US). The FDA issued a Cleared decision on May 23, 2023 after a review of 27 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. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

FDA 510(k) Submission Details - K231178

510(k) Number K231178 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 26, 2023
Decision Date May 23, 2023
Days to Decision 27 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
95d faster than avg
Panel avg: 122d · This submission: 27d
Pathway characteristics
Modification to existing cleared device.

MEH Device Classification - Class 2, Special Controls

Product Code MEH Prosthesis, Hip, Semi-constrained, Uncemented, Metal / Polymer, Non-porous, Calcium Phosphate
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 - MEH Prosthesis, Hip, Semi-constrained, Uncemented, Metal / Polymer, Non-porous, Calcium Phosphate

All 159
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K231178 · ACTERA™ hip system
Download PDF FDA Summary Conformis, Inc.