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Table 32 Histological evaluation of place implantation of study and control groups

From: ISO 10993 biological evaluation of novel hemostatic powder – 4SEAL®

 

Negative control

Study group

Female

Male

Female

Male

Cell type response

 Polymorphonuclear cells

0

1

0

1

 Lymphocytes

1

3

1

1

 Plasma cells

0

1

0

0

 Macrophages

3

4

3

3

 Giant cells

1

2

0

1

 Necrosis

0

1

0

0

Subtotal (×2)

10

24

8

12

Tissue response

 Neovascularization

3

2

3

3

 Fibrosis

1

3

1

2

 Subcutaneous changes

4

4

4

4

 Fatty infiltrate

2

2

0

2

 Muscular layer infiltration

3

2

0

3

Subtotal

23

49

16

32

Total

72

48

Average

36

24