Fig. 31.1 Amplatzer plug I (a). Amplatzer plug II (b). Amplatzer plug IV (c) 31.1.6.3 Techniques for Closing PAVM with Coils To date, the most common approach to closing PAVM…
where ΔP is the pressure gradient and V is the peak Doppler flow velocity in the main pulmonary artery. However, the peak instantaneous Doppler gradient may overestimate the peak-to-peak catheter…
Fig. 12.1 Ultrasound-guided puncture: Right axillary arterial access with ultrasound-guided puncture for ductal stenting of a complex ductus-dependent defect in a 3-day-old infant with a BW of 2.9 kg. A…
Fig. 46.1 Coronary rotational ablation in Kawasaki disease. (a) Before the intervention, (b) rotational ablation, and (c) post-rotational ablation. Coronary stenosis is completely resolved Fig. 46.2 Long-term outcome after catheter…
Fig. 41.1 A multiple coaxial system, formed by a snare, a guiding catheter, and a large valved sheath. The maneuverability and orientation of a guiding catheter to direct the snare…
Indication Class Symptomatic patients with favorable characteristicsa for PTMC I Symptomatic patients with contraindication or high risk for surgery I As initial treatment in symptomatic patients with unfavorable anatomy but…
Fig. 25.1 Echocardiography evaluation of duct morphology, in terms of its length and width and its relationship to the descending aortic arch Fig. 25.2 Magnetic resonance imaging (MRI) to analyze…
Fig. 17.1 The aortic valve annulus is measured by aortography in posterior-anterior projection. The double-headed arrow indicates the aortic annulus diameter between the hinge points of the valve leaflets Fig….
Fig. 15.1 Technique of transseptal puncture. (a) An 8 F 62 cm-long sheath is advanced over a J-tipped guidewire to the superior vena cava. The guidewire is removed and a…
