On-X Aortic Heart Valve with Anatomic Sewing Ring Product Usage: The On-X Prosthetic Heart Valve is indicated for the replacement of diseased, damaged, or malfunctioning native or prosthetic heart valves in the aortic position. It is a bileaflet mechanical heart valve, which consists of an orifice housing and two leaflets. The On-X¿ Prosthetic Heart Valve is available in 3 aortic configurations. All aortic configurations are available in sizes 19, 21, 23, 25, and 27/29 mm. Aortic valves, size 19 mm through 25 mm, are designed for intrasupra-annular sewing ring position, while the valve size 27/29 mm is designed for intra-annular sewing ring position. All mitral valve sizes are designed for the supra-annular sewing ring position.
On-X Valve was mislabeled with the incorrect serial number.
Worldwide Distribution - US Nationwide - Georgia and Germany.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-1073-2019