Table 1: Exposure during surgery. Radiation dose ml/rem 1.

Type of surgery

Total

Type Qx X

(min)

X fluors

(min)

Total

X/min

X/Qx

Centromedullary tutor

21

107

3.61

590

5.51

128.0

Femur

11

119

4.14

560

4.71

50.9

Proximal block

6

92

2.37

60

0.65

10.0

Distal blocking

5

151

6.26

500

3.31

100.0

Tibia

10

95

3.08

30

0.32

3.0

Proximal block

2

52

1.65

0

0.00

0.0

Distal blocking

8

106

3.44

30

0.28

3.8

Others

44

128

2.10

50

0.39

1.1