US Patent 9827096 Valvuloplasty device

The disclosure pertains to valvuloplasty devices which include a first outer shaft, a second inner shaft, a plurality of elongate members disposed therebetween and adapted to be expanded radially by relative motion between the first outer shaft and second inner shaft and a circumferential member disposed about the central portions of the plurality of elongate members, wherein the circumferential member is urged by radial expansion of the plurality of elongate members to contact the valve to be treated thereby effecting a valvuloplasty and methods of use therefor.