K143366 is an FDA 510(k) clearance for the ADVANCE Porous Coated Spiked Tibial Base. Classified as Prosthesis, Knee, Patello/femorotibial, Semi-constrained, Uncemented, Porous, Coated, Polymer/metal/polymer (product code MBH), Class II - Special Controls.
Submitted by Microport Orthopedics, Inc. (Arlington, US). The FDA issued a Cleared decision on January 21, 2015 after a review of 58 days - a notably fast clearance cycle.
This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3565 - 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.