US PATENT SUBCLASS 604 / 6
.~.~ Component of blood removed (i.e., pheresis)

Current as of: June, 1999
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604 /   HD   SURGERY

4  DF  BLOOD DRAWN AND REPLACED OR TREATED AND RETURNED TO BODY {1}
5  DF  .~ Constituent removed from blood and remainder returned to body {1}
6.~.~ Component of blood removed (i.e., pheresis)

DEFINITION

Classification: 604/6

Component of blood removed (e.g., pheresis):

(under subclass 5) Subject matter wherein the constituent removed from the blood is a blood element, per se, such as plasma, leukocytes, erythrocytes or platelets whereafter the remainder is returned to the body.