Use of PEBA having long blocks for the manufacture of all or part of a catheter
US11344654B2 · kind B2 · utility
0Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 2020 |
| Grant date | May 31, 2022 |
| Priority date | — |
| Expiry date | May 8, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/1084
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to the use of a copolymer containing polyether blocks and polyamide blocks for manufacturing an inflatable catheter element, such as a catheter balloon, with improved bursting strength, in which said copolymer has the following characteristics: a number-average molecular mass of the PE blocks greater than 500 g/mol, and a number-average molecular mass of the PA blocks greater than 10,000 g/mol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.