Fig 1.
(a) Node-based tetrahedral element. (b) Edge-based tetrahedral element.
Table 1.
Dimensions of the ablation zone using a single ablation technique.
Table 2.
Table 3.
The thermal properties of a tissue, tumor, and blood [13, 38].
Fig 2.
Reference tetrahedral element.
Fig 3.
The microwave heat deposition (W/m3) within the liver tissue at position P1 using input power 50 W and frequency 2.45 GHz.
Fig 4.
Validation of temperature distribution obtained by present study against the experimental result.
Fig 5.
(a) Ablation zone obtained from cell death model using single antenna at input power 50 W and frequency of 2.45 GHz. (b) Comparison of ablation zone obtained from the present study and previously published results.
Fig 6.
Temperature distribution using input power 50 W and frequency of 2.45 GHz in the liver along the line parallel to the antenna at (a) position P1 (b) position P2 (c) position P3 (d) position P4.
Fig 7.
Temperature profile in the liver at input power 50 W and frequency of 2.45 GHz during the treatment.
Fig 8.
Localized contraction at microwave power 50 W at 3 mm and 5 mm away from the position P1, P2, P3, and P4 for time interval [0, 180], [180, 360], [360, 540], and [540, 720], respectively.
Fig 9.
Ablation zone at (a) t = 180 sec (b) t = 360 sec (c) t = 540 sec (d) 720 sec.
Fig 10.
Table 4.
The thermal damage in the tissue after the treatment.