Cardiopulmonary bypass technologies - Biomaterials and Devices for the Circulatory System - page 152

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0004 80 kV

×200 100 μ m

6.8 Scanning electron microscopy image of leukocyte fi lter mesh.

(a)

25
20
15
10
5
0

22

18

11
8

11

10

9

7

0

T1 T3 T4 T5

Time of blood collection

Coating + filter Filter Control

￿ ￿ ￿ ￿ ￿

(b)

50
40
30
20
10
0

37

25
21
17

18
1 8

14

0

T1 T3 T4 T5

Time of blood collection

Coating + filter Filter Control

6.9 Neutrophil CD11b/CD18 upregulation detected by fl ow cytometry
in medium (a) and high (b) risk patients (RFI % change). T1, baseline;
T3, start of CPB; T4, end or CPB; T5, after protamin reversal.