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Table 6 Lesion Dimensions with no Tissue Perfusion Values represent the maximum lesion width and depth calculated over the course of the simulated ablation using various cell damage thresholds (D) and isothermal temperatures (IT).

From: Thermal modeling of lesion growth with radiofrequency ablation devices

  Width (mm) Depth (mm)
Source Voltage (Volts) D = 63% D = 100% IT = 42°C1 IT = 47°C1 IT = 60°C IT = 90°C D = 63% D = 100% IT = 42°C1 IT = 47°C1 IT = 60°C IT = 90°C
2.5 0 0 0 0 0 0 0 0 0 0 0 0
5.0 0 0 0 0 0 0 0 0 0 0 0 0
7.5 0 0 0 0 0 0 0 0 0 0 0 0
10.0 0 0 8 0 0 0 0 0 19 0 0 0
12.5 0 0 16 0 0 0 0 0 26 0 0 0
15.0 0 0 22 8 0 0 0 0 31 13 0 0
17.5 6 4 28 14 4 0 7 5 35 24 6 0
20.0 10 8 32 18 10 0 21 16 39 28 18 0
22.5 14 12 36 22 14 0 25 24 43 31 24 0
25.0 18 18 40 26 18 4 28 26 45 34 28 6
27.5 22 22 44 30 22 8 31 30 49 37 30 14
30.0 26 26 46 34 26 12 33 33 51 39 33 23
  1. 1 – The 42°C and 47°C isothermal volumes were chosen specifically because they are frequently used to establish damage thresholds in hyperthermia and radiofrequency ablation, respectively.
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