Medical device recalls Moderate risk

On-X Life Technologies, Inc. recalls On-X Mitral Heart Valve with Conform-X Sewing Ring, Model: ONXMC-25/33

Recall date
February 1, 2026
Source
U.S. Food & Drug Administration (FDA) — enforcement report
Recall number
Z-2133-2026
FDA classification
Class II
Brand / firm
On-X Life Technologies, Inc.
Sold / distributed
International distribution to the country of South Korea.

Why it was recalled

Heart valves were released and distributed before all required testing was complete, so it cannot be confirmed that they meet all release specifications.

Class II means using this product may cause temporary or medically reversible health problems; the chance of serious harm is remote.

What was recalled

On-X Mitral Heart Valve with Conform-X Sewing Ring, Model: ONXMC-25/33

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