Immersion dialyzer
First Claim
Patent Images
1. An immersion dialyzer, comprising:
- an elongated holder tube having a central longitudinal axis and including therein at least one inlet pipe, at least one return pipe and closure means at one end of the tube; and
a dialysis head comprising a dome-shaped working surface extending symmetrically about said central longitudinal axis and having a spiral groove therein, at least one inlet canal and at least one return canal, wherein the inlet canal and return canal terminate at different locations along the spiral groove in the working surface of the dialysis head thereby connecting the canals, a membrane stretchable over the dialysis head to cover the working surface thereof and means for releasably holding the membrane in said stretched state on the dialysis head; and
means for removably mounting the dialysis head on the other end of the holder tube and releasably connecting the inlet canal to the inlet pipe and the return canal to the return pipe.
1 Assignment
0 Petitions
Accused Products
Abstract
An immersion dialyzer which comprises a removable dialysis head including a membrane holder, at least one inlet canal and a return canal. A holder tube is removably connectable to the dialysis head and includes therein at least one inlet pipe removably connectable to the inlet canal and a return pipe removably connectable to the return canal. A removable membrane is stretchable over the dialysis head, and a closure is provided for the holder tube.
26 Citations
15 Claims
-
1. An immersion dialyzer, comprising:
- an elongated holder tube having a central longitudinal axis and including therein at least one inlet pipe, at least one return pipe and closure means at one end of the tube; and
a dialysis head comprising a dome-shaped working surface extending symmetrically about said central longitudinal axis and having a spiral groove therein, at least one inlet canal and at least one return canal, wherein the inlet canal and return canal terminate at different locations along the spiral groove in the working surface of the dialysis head thereby connecting the canals, a membrane stretchable over the dialysis head to cover the working surface thereof and means for releasably holding the membrane in said stretched state on the dialysis head; and
means for removably mounting the dialysis head on the other end of the holder tube and releasably connecting the inlet canal to the inlet pipe and the return canal to the return pipe. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
- an elongated holder tube having a central longitudinal axis and including therein at least one inlet pipe, at least one return pipe and closure means at one end of the tube; and
Specification