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WarningRecall #Z-2133-2026Medical Device

On-X Life Technologies Recalls On-X Mitral Heart Valve with Conform-X Sewing Ring

On-X Life Technologies, Inc. · Class II — Moderate Risk

Hospital operating room medical equipment — representative photo for FDA medical device recall
A hospital operating room with medical equipment (representative file photo). Specific recalled device: see recall details below. Photo: FDA / Public Domain.

Product Description

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

Reason for Recall

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

FDA Classification

Class II — Moderate Risk

A situation in which use of, or exposure to, a violative product may cause temporary or medically reversible adverse health consequences, or where the probability of serious adverse health consequences is remote.

Distribution

International distribution to the country of South Korea.

Remedy

Consumers should stop using this product. Contact the recalling firm for further instructions regarding this product.

411 Press Analysis

On-X Life Technologies, Inc. has recalled a medical device that the FDA classified as Class II affecting 10. The recall was initiated on February 1, 2026. Heart valves were released and distributed before all required testing was complete, so it cannot be confirmed that they meet all release specifications. It was distributed internationally. Class II recalls involve products that might cause a temporary health problem or pose only a slight threat of a serious nature. Consumers should discontinue use and contact the firm.

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