*本表中给的KV值是参考值,希望在此KV值下调整过滤板得到对应的HVL值,在使用本表时,应查对应HVL的百分深度剂量。
附录2: 百分深度剂量表
60
Co、SSD、60cm
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照射野 | 0 | 4×4 | 5×5 | 6×6 | 7×7
(平方厘米) | | | | |
-------|---|------|------|------|------
反散因数 |1.000 |1.01(上标)4 |1.02(上标)7 |1.02(上标)1 |1.02(上标)5
(B.S.F)| | | | |
-------|---|------|------|------|------
深度(cm)| | | | |
| | | | |
0.5 |100.0 | 100.0 | 100.0 | 100.0 | 100.0
1 |95.0 | 96.5 | 96.8 | 98.0 | 97.2
2 |86.0 | 89.7 | 90.3 | 90.8 | 91.3
3 |77.9 | 83.2 | 84.0 | 84.8 | 85.4
4 |70.7 | 77.0 | 78.0 | 78.9 | 79.6
5 |64.2 | 71.0 | 72.2 | 73.2 | 74.1
6 |58.3 | 65.4 | 66.6 | 67.7 | 68.6
7 |53.0 | 60.1 | 61.4 | 62.5 | 63.6
8 |48.2 | 55.1 | 56.3 | 57.6 | 58.6
9 |43.9 | 50.1 | 51.8 | 53.0 | 54.0
10 |39.9 | 46.1 | 47.4 | 48.7 | 49.6
11 |36.3 | 42.2 | 43.5 | 44.8 | 45.8
12 |33.1 | 38.7 | 39.9 | 41.2 | 42.2
13 |30.2 | 35.5 | 36.7 | 37.9 | 38.8
14 |27.5 | 32.5 | 33.6 | 34.8 | 35.8
15 |25.1 | 29.8 | 31.0 | 32.0 | 33.0
16 |22.9 | 27.4 | 28.4 | 29.4 | 30.4
17 |20.9 | 25.2 | 26.2 | 27.1 | 28.0
18 |19.1 | 23.2 | 24.2 | 25.0 | 25.9
19 |17.4 | 21.3 | 22.1 | 23.0 | 23.9
20 |15.9 | 19.5 | 20.3 | 21.1 | 22.0
22 |(13.2)| (16.4) | (17.2) | (17.9) | (18.7)
24 |(11.0)| (13.8) | (14.5) | (15.1) | (15.9)
26 |( 9.2)| (11.7) | (12.3) | (12.9) | (13.5)
28 |( 7.6)| ( 9.8) | (10.3) | (10.8) | (11.5)
30 |( 6.4)| ( 8.3) | ( 8.8) | ( 9.3) | ( 9.8)
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续上表
------------------------------------
| 8×8 | 10×10 | 12×12 | 15×15 | 20×20
| | | | |
|------|------|------|------|-------
|1.02(上标)9 |1.03(上标)6 |1.04(上标)3 |1.05(上标)2 |1.06(上标)1
| | | | |
|------|------|------|------|-------
| | | | |
| | | | |
| 100.0 | 100.0 | 100.0 | 100.0 | 100.0
| 97.4 | 97.7 | 97.8 | 98.0 | 98.1
| 91.7 | 92.1 | 92.4 | 92.4 | 93.0
| 86.0 | 86.6 | 87.0 | 87.5 | 88.0
| 80.3 | 81.2 | 81.8 | 82.4 | 83.1
| 74.8 | 75.9 | 76.6 | 77.4 | 78.3
| 69.5 | 70.7 | 71.6 | 72.5 | 73.7
| 64.4 | 65.6 | 66.6 | 67.8 | 69.2
| 59.5 | 60.8 | 61.8 | 63.3 | 64.9
| 54.9 | 56.3 | 57.5 | 59.0 | 60.9
| 50.6 | 52.1 | 53.4 | 54.9 | 57.0
| 46.7 | 48.2 | 49.5 | 51.1 | 53.4
| 43.1 | 44.6 | 45.9 | 47.6 | 50.0
| 39.8 | 41.3 | 42.6 | 44.5 | 46.9
| 36.7 | 38.2 | 39.6 | 41.4 | 43.9
| 33.9 | 35.4 | 36.8 | 38.6 | 41.1
| 31.3 | 32.8 | 34.2 | 36.0 | 38.5
| 28.9 | 30.4 | 31.8 | 33.6 | 36.1
| 26.7 | 28.2 | 29.6 | 31.4 | 33.9
| 24.7 | 26.2 | 27.6 | 29.3 | 31.8
| 22.8 | 24.2 | 25.6 | 27.3 | 29.8
| (19.4) | (20.8) | (22.1) | (23.9) | (26.0)
| (16.5) | (18.0) | (19.2) | (20.9) | (22.9)
| (14.1) | (15.4) | (16.6) | (18.2) | (20.0)
| (12.0) | (13.1) | (14.3) | (15.8) | (17.6)
| (10.3) | (11.3) | (12.4) | (13.8) | (15.5)
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附录3: 百分深度剂量表
60
Co、SSD、75cm
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照射野 | 0 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | 15 | 20
(平方) | | × | × | × | × | × | × | × | × | ×
厘米 | | 4 | 5 | 6 | 7 | 8 | 10 | 12 | 15 | 20
----|---|---|---|---|---|---|---|---|---|---
反散因数| | | | | | | | | |
(B.S.F) | 1.000| 1.015| 1.018| 1.022| 1.025| 1.029|1.035 |1.041 |1.051 |1.063
----|---|---|---|---|---|---|---|---|---|---
深度(Cm)| | | | | | | | | |
| | | | | | | | | |
0.5 | 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0
1.0 | 95.2| 96.9| 97.3| 97.5| 97.8| 98.0| 98.3| 98.0| 98.4| 98.6
2.0 | 87.0| 90.7| 91.4| 91.9| 92.5| 92.8| 93.4| 93.7| 93.9| 94.2
3.0 | 79.2| 84.7| 85.6| 86.4| 87.1| 87.5| 88.4| 88.8| 89.2| 89.7
4.0 | 72.3| 78.8| 80.0| 81.0| 81.8| 82.3| 83.3| 83.9| 84.4| 85.1
5.0 | 66.1| 73.2| 74.6| 75.6| 76.5| 77.2| 78.3| 79.0| 79.7| 80.6
6.0 | 60.3| 67.8| 69.3| 70.4| 71.3| 72.1| 73.3| 74.2| 75.0| 76.1
7.0 | 55.1| 62.7| 64.1| 65.2| 66.3| 67.1| 68.4| 69.5| 70.5| 71.8
8.0 | 50.3| 57.8| 59.2| 60.4| 61.5| 62.3| 63.7| 64.9| 66.1| 67.6
9.0 | 46.0| 53.2| 54.6| 55.8| 56.9| 57.7| 59.3| 60.6| 61.9| 63.6
10.0 | 42.1| 49.0| 50.3| 51.6| 52.6| 53.5| 55.1| 56.4| 57.8| 59.7
11.0 | 38.6| 45.0| 46.3| 47.5| 48.7| 49.6| 51.1| 52.4| 54.0| 55.9
12.0 | 35.3| 41.3| 42.7| 43.9| 45.0| 45.9| 47.6| 48.9| 50.4| 52.4
13.0 | 32.4| 38.1| 39.4| 40.6| 41.7| 42.6| 44.3| 45.6| 47.1| 49.2
14.0 | 29.6| 35.1| 36.3| 37.5| 38.6| 39.5| 41.2| 42.5| 44.1| 46.3
15.0 | 27.2| 32.4| 33.5| 34.7| 35.7| 36.6| 38.3| 39.7| 41.4| 43.5
16.0 | 24.8| 29.9| 31.0| 32.0| 33.0| 33.9| 35.5| 37.0| 38.7| 40.8
17.0 | 22.8| 27.6| 28.6| 29.6| 30.6| 31.5| 33.1| 34.5| 36.2| 38.3
18.0 | 20.9| 25.5| 26.5| 27.5| 28.4| 29.2| 30.8| 32.1| 33.9| 36.0
19.0 | 19.2| 23.5| 24.5| 25.4| 26.4| 27.2| 28.7| 30.1| 31.7| 33.8
20.0 | 17.6| 21.7| 22.7| 23.6| 24.5| 25.3| 26.7| 28.1| 29.7| 31.8
22.0 | 14.9| 18.4| 19.3| 20.1| 20.9| 21.6| 23.0| 24.3| 26.0| 28.1
24.0 | 12.5| 15.7| 16.4| 17.2| 17.9| 18.7| 20.0| 21.2| 22.7| 24.8
26.0 | 10.4| 13.3| 14.1| 14.8| 15.5| 16.1| 17.4| 18.5| 19.9| 21.8
28.0 | 8.8| 11.4| 12.1| 12.7| 13.3| 13.9| 15.1| 16.2| 17.5| 19.2
30.0 | 7.4| 9.8| 10.3| 10.9| 11.4| 11.9| 13.0| 14.0| 15.3| 17.0
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