Fig. 2From: Reduction of operator radiation exposure using a passive robotic device during fluoroscopy-guided arterial puncture: an experimental study in a swine modelNeedle and guidewire holder. The guidewire was inserted inside the guidewire insertion tool. The guidewire insertion tool was placed in the groove of the needle holding assembly. The tip of the guidewire insertion tool was inserted inside the hub of the needleBack to article page