Dialysis catheter and methods of insertion
US7390322B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2004 |
| Grant date | Jun 24, 2008 |
| Priority date | — |
| Expiry date | Jul 11, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0081
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method of inserting a dialysis catheter into a patient comprising the steps of inserting a guidewire into the jugular vein of the patient through the superior vena cava and into the inferior vena cava, providing a trocar having a lumen and a dissecting tip, inserting the trocar to enter an incision in the patient and to create a subcutaneous tissue tunnel, threading the guidewire through the lumen of the trocar so the guidewire extends through the incision, providing a dialysis catheter having first and second lumens, removing the trocar, and inserting the dialysis catheter over the guidewire through the incision and through the jugular vein and superior vena cava into the right atrium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.