<unk>  <unk>  is an endovascular procedure used for the treatment of gastric varices. When performing the procedure, an interventional radiologist accesses blood vessels using a catheter, inflates a<unk>  (e.g.<unk>  occlusion) and injects a substance into the variceal blood vessels that causes blockage of those vessels. To prevent the flow of the agent out of the intended site (variceal blood vessels), a<unk>  is inflated during the procedure, which<unk> .
Balloon-occluded retrograde transvenous obliteration
Inversion therapy
Hemipelvectomy
Microwave ablation
Electrothermal bipolar vessel sealing
Endovascular coiling
Percutaneous intentional extraluminal revascularization
Targeted radiofrequency ablation