## 3 Results
### The 3D Modeling Error  
Figure 6 shows a render of the digitally designed implant attached to the segmental resection of the right zygomatic bone. In this case, the 3D modeling error is represented by the numerical resolution of the modeling software, which is recorded as 0.0001 mm.  
\begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline  & \multicolumn{4}{c}{**3D Thresholding Inaccuracies of the Segmented SD Head with Reference to the Dry Skull**} \\ \hline \multirow{3}{*}{\begin{tabular}{c} **CT** \\ **Protocol** \\ **[No.]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Thresholding** \\ **Value** \\ **[HU]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Mean** \\ **Distance** \\ **[mm]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Distance** \\ **STD** \\ **Distance** \\ **[mm]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Area of** \\ **Valid** \\ **Distance** \\ **Per** \\ **[mm]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Variid** \\ **Distance** \\ **Per** \\ **[mm]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Integrated** \\ **Distance** \\ **Per** \\ **[mm]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Integrated** \\ **Distance** \\ **Per** \\ **[mm]** \\ \end{tabular} } & \multirow{3}{*}{\begin{tabular}{c} **Integrated** \\ **ABS** \\ **Distance** \\ **Per** \\ **[mm]** \\ \end{tabular} } & \multirow{3}{*}{\
\begin{tabular}{c} **ABS** \\ **Distance** \\ **Per** \\ **[mm]** \\ \end{tabular} } \\ \cline{3-3} \cline{5-10}  & & 250 & 0.725 & 0.901 & 222723.74 & 175538.97 & 210469.72 & \multirow{3}{*}{54106.77} \\ \cline{3-3} \cline{5-10}  & 300 & 0.602 & 0.914 & 221392.80 & 65185.71 & 148337.84 & 372419.02 & 190894.02 & 541060.77 \\ \cline{3-3} \cline{5-10}  & 500 & 0.144 & 1.045 & 207069.17 & 48542.21 & 139697.03 & \multirow{3}{*}{22} \\ \cline{3-3} \cline{5-10}  & 250 & 0.315 & 0.834 & 224349.47 & 79264.94 & \multirow{3}{*}{13} & \multirow{3}{*}{150408.45} \\ \cline{3-3} \cline{5-10}  & 300 & 0.200 & 0.884 & 222958.92 & 658176.30 & 52302.18 & 134508.51 & 149661.33 & 437871.85 \\ \cline{3-3} \cline{5-10}  & 500 & -0.060 & 1.026 & 210867.91 & 2941.39 & \multirow{3}{*}{13} & \multirow{3}{*}{137802.07} \\ \cline{3-3} \cline{5-10}  & 250 & 0.753 & 0.915 & 221545.81 & & & & \\ \cline{3-3} \cline{5-10}  & 300 & 0.621 & 0.938 & 219990.68 & 644297.56 & 151162.87 & 377687.74 & 193556.80 & 546576.67 \\ \cline{3-3} \cline{5-10}  & 500 & 0.137 & 1.082 & 202761.07 & 46204.67 & & & & \\ \hline \multirow{3}{*}{
\begin{tabular}{c} **4** \\ \end{tabular} } & 250 & 0.379 & 0.882 & 222152.28 & 94670.03 & & & & \\ \cline{3-3} \cline{5-10}  & 300 & 0.281 & 0.901 & 220258.90 & 644780.59 & 73681.31 & 169215.69 & 147459.80 & 433835.75 \\ \cline{3-3} \cline{5-10}  & 500 & -0.084 & 1.071 & 202369.41 & 864.35 & & & & 129962.70 & \\ \hline Min. & 250 & -0.084 & 0.834 & 202369.410 & 644297.560 & 864.350 & 134508.510 & 129962.700 & 433835.750 \\ \hline Max. & 500 & 0.753 & 1.082 & 224349.470 & 658176.300 & 180320.200 & 377687.740 & 214133.790 & 546576.670 \\ \hline \hline \end{tabular}
\end{table}
Table 6: Three-dimensional (3D) thresholding inaccuracies of the SED head intact with its soft tissue.  
Figure 6: The computer-aided design (CAD) implant attached to the segmental resection of the zygomatic bone.