title: Antegrade trapping balloon technique to increase support in percutaneous treatment of 'uncrossable' lesions:  another tool for an old problem.
authors: Andrea
authors: A
authors: Gagnor
authors: Francesco
authors: F
authors: Tomassini
authors: Paolo Giay
authors: PG
authors: Pron
authors: Sara
authors: S
authors: Giolitto
authors: Ferdinando
authors: F
authors: Varbella
mesh_terms: D000368:Aged; D015906:Angioplasty, Balloon, Coronary / Q000379:methods*; D002114:Calcinosis / Q000628:therapy; D023921:Coronary Stenosis / Q000628:therapy*; D006801:Humans; D008297:Male; D015607:Stents