Artificial on-ring mechanical valve for replacing bicuspid valve membrane
A mitral valve and mechanical valve technology, applied in valve annulus, heart valve, medical science, etc., can solve the problems of limited model selection, mechanical valve leaflet movement hindered by subvalve devices, etc., and achieve a large selection range, shape and Well-functioning effect
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[0026] In order to make the technical means, creative features, goals and effects of the present invention easy to understand, the following embodiments will specifically illustrate the composition, working principle and beneficial effects of the extended mitral valve mechanical valve provided by the present invention in conjunction with the accompanying drawings.
[0027] figure 1 Schematic diagram of the structure of a mechanical valve on an artificial ring for mitral valve replacement.
[0028] Such as figure 1 As shown, the artificial supraannular mechanical valve 100 for mitral valve replacement in this embodiment has a valve frame 10 , a pair of leaflets 20 and a sewing ring 30 .
[0029] The valve frame 10 has a tubular portion in a circular tubular shape and a pair of raised portions.
[0030] The tubular portion has an inflow port portion 11 and an outflow port portion 12 through which blood flows in and out. The end faces of the outflow end 12 are all planes, and ...
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