Title:
APPARATUS FOR PERFORMING HAEMODIALYSIS
Document Type and Number:
WIPO Patent Application WO/2012/172356
Kind Code:
A3
Abstract:
An apparatus for performing haemodialysis on a patient comprises: first blood transfer means (3) for selectively withdrawing blood from a patient and storing it in a first storage portion (5); second blood transfer means (11) for removing filtered blood from a filtration device (7) and storing it in a second storage portion (13); and a fluid measurement system (51a, 51b) for periodically measuring the respective volumes of blood in the first and second storage portions; adding the volume of blood in the first storage portion to the volume of blood in the second storage portion at that time in order to calculate the total volume of blood within the first and second storage portions at that time; and comparing the total measured volumes of blood within the first and second storage portions measured over a predetermined time interval to calculate the volume of fluid removed from the blood during that predetermined time interval.
Inventors:
COULTHARD MALCOLM (GB)
WHITAKER MICHAEL (GB)
GRIFFITHS CLIVE (GB)
DRINNAN MICHAEL (GB)
WHITAKER MICHAEL (GB)
GRIFFITHS CLIVE (GB)
DRINNAN MICHAEL (GB)
Application Number:
PCT/GB2012/051368
Publication Date:
May 10, 2013
Filing Date:
June 14, 2012
Export Citation:
Assignee:
NEWCASTLE UPON TYNE HOSPITALS (GB)
COULTHARD MALCOLM (GB)
WHITAKER MICHAEL (GB)
GRIFFITHS CLIVE (GB)
DRINNAN MICHAEL (GB)
COULTHARD MALCOLM (GB)
WHITAKER MICHAEL (GB)
GRIFFITHS CLIVE (GB)
DRINNAN MICHAEL (GB)
International Classes:
A61M1/30; A61M60/113; A61M60/258; A61M60/37; A61M60/835; A61M60/845
Foreign References:
| US4643714A | 1987-02-17 | |||
| US20050205476A1 | 2005-09-22 | |||
| US4885001A | 1989-12-05 | |||
| US5120303A | 1992-06-09 |
Attorney, Agent or Firm:
ARCHER, Graham (Cale Cross House156 Pilgrim Street, Newcastle Upon Tyne Tyne and Wear NE1 6SU, GB)
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