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Figure 3d :After successful arterial puncture, a 0.018-inch soft wire is advanced through the needle within the vessel (Seldinger technique); in some situations, a 0.014-inch fl oppy wire can be advanced more easily. It is important to avoid excessive bleeding at this stage.

Figure 3d :After successful arterial puncture, a 0.018-inch soft wire is advanced through the needle within the vessel (Seldinger technique); in some situations, a 0.014-inch fl oppy wire can be advanced more easily. It is important to avoid excessive bleeding at this stage.