High-strength, thin-walled single piece catheters
US5411477A · kind A · utility
262Cited by
21References
28Claims
0Family size
Inventor
Key dates
| Filing date | May 10, 1993 |
| Grant date | May 2, 1995 |
| Priority date | — |
| Expiry date | May 10, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/1093
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An integral, single-piece, high-strength, thin-walled, inflatable catheter is disclosed. The catheter has one end partially or entirely closed, and is at least uniaxially oriented along its entire length. The method and apparatus for making the catheter is also disclosed. The catheters of this invention have a calculated radial tensile strength of about 10,000 psi or greater at every point along the catheter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.