Patent ID: 9504801
Filing Date: 2016-11-29
CPC Classification: A61M,F04C

Claim Text:
1. A guiding catheter for coronary artery intervention in a left coronary artery or a right coronary artery through right transradial access comprising a first end and a second end, and at least four main portions comprising: a) a first linear portion connected to the first end, b) a second curved portion connected to the first linear portion, said second curved portion subtending an angle β from 195° to 240° and presenting a distal end and a proximal end, a distance between tangential parallel lines with respect to said second curved portion passing through respectively an inner face of said distal end and an inner face of said proximal end being between 5 and 7 cm, c) a third linear portion, connected to the second curved portion, opposite to the first linear portion, and connected to said second end, d) a fourth curved portion as an active distal tip provided for engaging said third linear portion, wherein said fourth curved portion is chosen from a group consisting of i) an outwardly protruding fourth curved portion presenting an opposite orientation with respect to the second curved portion and subtending an angle α between 185° and 245°, for intervention in the left coronary artery, in which the angle α is measured between a proximal end of the outwardly protruding fourth curved portion and a distal end of the outwardly protruding fourth curved portion, and ii) an inwardly protruding fourth curved portion subtending an angle α from 75° and 115°, for intervention in the right coronary artery, a proximal end of the inwardly protruding fourth curved portion being on a first side of the first linear portion and a distal end of the inwardly protruding fourth curved portion being on a second side of the first linear portion opposite the first side, and wherein an outside diameter of said guiding catheter is less than 6 French.