Patent · US Active

Method for the air bubble-free filing of the blood-containing end of a hemodialyzer with a physiological electrolyte solution

US7947180B2 · kind B2 · utility

2Cited by

5References

18Claims

0Family size

Assignee

Fresenius Medical Care Deutschland GmbH · DE

Inventors

Joern Apel · Riegelsberg, DE
Max Fischer · Frankfurt, DE

Key dates

Filing date	May 15, 2006
Grant date	May 24, 2011
Priority date	—
Expiry date	Feb 2, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M1/3644
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A method and apparatus for the air-free filling of the blood side of a hemodialysis apparatus with a physiological electrolyte solution and for the venting of the blood side of a hemodialysis apparatus during operation includes using a chamber in a blood-removing line system. The blood-removing line system, including the chamber arranged therein, is filled with a physiological electrolyte solution, with a valve arranged above the chamber and connected thereto being opened to fill the chamber completely with the physiological electrolyte solution until it comes into contact with a hydrophobic filter arranged above the valve.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.