Medical balloon devices and methods
US10279084B2 · kind B2 · utility
31Cited by
55References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2013 |
| Grant date | May 7, 2019 |
| Priority date | — |
| Expiry date | Dec 18, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/1086
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A balloon or balloon cover comprising a composite material having a least one expanded fluoropolymer material and an elastomer is provided. The expanded fluoropolymer material can contain serpentine fibrils. In exemplary embodiments, the fluoropolymer is polytetrafluoroethylene. The composite material may be axially, helically, and/or circumferentially wrapped to form a balloon or balloon cover. The balloon or balloon cover exhibits a sharp increase in stiffness at a predetermined diameter. The balloon or balloon cover can be designed to have a stop point in either a radial or axial direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.