Shaped conforming medical balloons

摘要

A shaped medical balloon is provided that has a conforming shape, yet is inexpensive to manufacture, wherein a central portion of the balloon is folded inside and welded together at the fold and is further welded to said lumen, thus creating a conforming depression in the surface of said balloon at the central portion.

主权项

1. A shaped medical balloon, comprising:
a) a balloon; b) a lumen having a proximal end and a distal end; said lumen being in fluid communication with said balloon, said lumen being fitted with closable fluid entry means; c) said balloon having either: i) a unitary balloon construction or ii) a two layer balloon construction wherein edges of said two layers are welded together to form said balloon; d) said balloon having a central portion folded internally and welded together at said fold to make a welded pinch and said welded pinch is also welded to said lumen, thus creating a conforming depression in a surface of said balloon at said central portion, e) wherein said balloon is also welded to said lumen at a distal end and optionally at said proximal end.