Assertion: catheter ablation | /r/CapableOf | involve advancing several flexible catheters
Facets:
value: in subclavian vein
type: LOCATION
value: into the patient's blood vessels
type: TRANSITIVE-OBJECT
Source sentences:
text: Catheter ablation involves advancing several flexible catheters into the patient's blood vessels, usually either in the femoral vein, internal jugular vein, or subclavian vein.