Catheter dilator/sheath assembly and method
US4772266A · kind A · utility
452Cited by
3References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 4, 1987 |
| Grant date | Sep 20, 1988 |
| Priority date | — |
| Expiry date | May 4, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0668
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Dilator/sheath assemblies for unstressed placement of catheter tubes into a body cavity of medical patients, which insure a stable axial relationship between concentrically superimposed sheath and dilator so that use is very facile for the medical attendent and insures a predetermined two-step gentle enlargement of a puncture site to accommodate unstressed placement of a catheter tube into a vein or artery through the puncture site and with minimal trauma to the patient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.