Multilumen extruded catheter
US5542937A · kind A · utility
180Cited by
15References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 1994 |
| Grant date | Aug 6, 1996 |
| Priority date | — |
| Expiry date | Jun 24, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0054
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
This invention is a surgical device. In particular, it is a multilumen catheter having a shaft, at least a portion of which is continuously extruded and undergoes a change in polymer composition during that extension. The invention includes the substituent shaft per se and a method of making the shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.