Device for measuring the diameter of an aortic annulus

Details Device for measuring the diameter of an aortic annulus Device for measuring the diameter of an aortic annulus

A - Human Necessities

61

F

A61F 2/06 (2006.01)

Patent

CA 2600270

The invention relates to a device for measuring the diameter of an aortic annulus. The distal end of the device is equipped with an expandable cylindrical measuring head (1) which is designed to be introduced through the aortotomy into the outflow tract of the left ventricle of a heart, while the proximal end of the device is equipped with a means (5) for controlling and measuring the constant, adjustable measurement of the expansion of the head, said measuring head and control and measuring means being connected by a rod (4).

Dispositif de mesure du diamètre d'un anneau aortique comprenant, à son extrémité distale, une tête de mesure (1) cylindrique expansible adaptée pour être introduite par l'aortotomie dans la chambre de chasse du ventricule gauche d'un cAEur, à son extrémité proximale, un moyen (5) de commande et de mesure à force de mesure constante et réglable de l'expansion de la tête, et une tige (4) de liaison entre la tête de mesure et le moyen de commande et de mesure.

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