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Table 1 Description of the finally included articles

From: MRI and CBCT image registration of temporomandibular joint: a systematic review



Image characteristics

Registration model

Measured outcome

Lin et al. 2008 [22]

1 patient

(2 TMJs)

CT: DICOM files.

• GE® multilayer spiral CT scanner; 120 kv; 250 mA; slice thickness 0.6 mm.

• FOV, matrix size & voxel size were not reported.

• Supine scanning position.

• Extrinsic registration model (14 radio-opaque fiducial markers).

• Dicom Works® V1.3.5 software.

• Visualize 3D model of TMJ.

MRI: DCOM files.

• Signa® 1.5 T MRI scanner.

• T1-weighted image; TR 23 ms; TE 4.6 ms; FOV 25 cm; Matrix 256X128; slice thickness 1.5 mm.

• Supine scanning position.

• Type of surface coil & voxel size were not reported.

Dai et al. 2012 [19, 20]

1 patient

(one side of TMJ)

Contrast-enhanced CT: DICOM files.

• Philips® multilayer spiral CT scanner; 140 kv; 287 mA; slice thickness 1.25 mm; matrix size 512X512.

• FOV 23.8 cm; pixle size 0.47 mm.

• Contrast agent (Inhexol 300 mg I/ml)

Supine scanning position.

• 2D sagittal slices were manually superimposed.

• Photoshop® software.

• Matched 2D sagittal slices of MRI and CT of a TMJ to visualize fused image of both modalities.

MRI: DICOM files.

• Signa® 1.5 T MRI scanner. Head surface-coil.

• T1-weighted image; TR350-550 ms; TE13-20 ms; Matrix 512X512; slice thickness 4 mm.

• Contrast-enhanced T1-weighted image; TR2000-3000 ms; TE15-40 ms; Matrix 512X512; slice thickness 4 mm. (Gadopentetate dimeglumine 0.1mmL/kg).

• T2-weighted image; TR 2800-5000 ms; TE 100-120 ms; FOV 24 cm; Matrix 512X512; slice thickness 4 mm.

• Supine scanning position.

Al-Saleh et al. 2015 [15]

10 patients with TMD symptom.

(20 TMJs)

CT: DICOM files.

• i-CAT® CBCT scanner; 120kv; 5 mA; scan time 9 sec; slice thickness 0.3 mm; matrix size 512X512.

• FOV 17X23cm; voxel size 0.3 mm3.

• Upright scanning position.

• Extrinsic marker-based registration.

(5 radio-opaque fiducial markers)

• Intrinsic registration (Mutual information-based registration).

• Mirada® software.

• Qualitative assessment of the registration models.

• Assess the reliability of evaluating TMJ disc position and osseous pathology in 20 TMJs.

MRI: DCOM files.

• Seimens® 1.5 T MRI scanner. Head surface coil.

• T1-weighted image; TR 13 ms; TE 4.8 ms; FOV 46X36cm; Matrix 256X128; slice thickness 1 mm; voxel size 1 mm3.

• Supine scanning position.

  1. Abbreviation: TMJ temporomandibular joint, CT computed tomography, MRI magnetic resonance imaging, DICOM digital imaging and communication in medicine, FOV field of view, TR repetition time, TE echo time, kv kilovoltage, mA milliAmber