High pressure balloon

摘要

Composite fiber reinforced balloons for medical devices are prepared by applying a web of fibers to the exterior of a preformed underlayer balloon, encasing the web with a matrix material to form an assembly, and inserting the assembly into a preformed outer layer balloon to form the composite balloon.

主权项

1. An expandable medical balloon comprising:
an underlying balloon layer comprising a layer of polyether-block-amide and a layer of polyamide, the underlying balloon layer is biaxially oriented; a friction enhancing material on an outer surface of the underlying balloon layer, the friction enhancing material comprising a thermoplastic polyurethane; a fiber web disposed on the underlying balloon layer and disposed on the friction enhancing material; and an overlying balloon layer comprising thermoplastic polyurethane.