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Digitally fabricated bulb obturator using virtual data and 3D printing

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Fig. 1: Initial situation with missing maxillary left dentition.

Fig. 1: Initial situation with missing maxillary left dentition.

Fig. 2a: Mirrored intra-oral view revealing a surgically removed left maxilla, extending up to the nasal septum.

Fig. 2a: Mirrored intra-oral view revealing a surgically removed left maxilla, extending up to the nasal septum.

Fig. 2b: Used medicated gauze and flat acrylic plate with metal clasps.

Fig. 2b: Used medicated gauze and flat acrylic plate with metal clasps.

Fig. 3a: Intra-oral digital impression of the right maxilla.

Fig. 3a: Intra-oral digital impression of the right maxilla.

Fig. 3b: 3D facial scan.

Fig. 3b: 3D facial scan.

Fig. 3c: CBCT image.

Fig. 3c: CBCT image.

Fig. 4a: Acquired 3D data placed into one software program: facial , CBCT and intra-oral scan data.

Fig. 4a: Acquired 3D data placed into one software program: facial , CBCT and intra-oral scan data.

Fig. 4b: Merged digital data using the Dental System software.

Fig. 4b: Merged digital data using the Dental System software.

Fig. 5a: First step in fabrication of the removable partial denture.

Fig. 5a: First step in fabrication of the removable partial denture.

Fig. 5b: Digital maxillary left dentition acquired by mirroring the data gathered from the right maxilla.

Fig. 5b: Digital maxillary left dentition acquired by mirroring the data gathered from the right maxilla.

Fig. 5c: Complete digital maxillary dentition.

Fig. 5c: Complete digital maxillary dentition.

Fig. 5d: Digital maxillary left teeth virtually extracted.

Fig. 5d: Digital maxillary left teeth virtually extracted.

Fig. 5e: Digital maxillary dentition with artificial left alveolar ridge.

Fig. 5e: Digital maxillary dentition with artificial left alveolar ridge.

Fig. 5f: Digital maxillary dentition with denture borders.

Fig. 5f: Digital maxillary dentition with denture borders.

Fig. 5g: Digital maxillary dentition with designed maxillary left teeth.

Fig. 5g: Digital maxillary dentition with designed maxillary left teeth.

Fig. 5h: Digital maxillary dentition with an artificial left alveolar ridge and left teeth.

Fig. 5h: Digital maxillary dentition with an artificial left alveolar ridge and left teeth.

Fig. 5i: Final removable partial denture design for printing.

Fig. 5i: Final removable partial denture design for printing.

Fig. 6a: Milled teeth (milled using the CORiTEC 140i).

Fig. 6a: Milled teeth (milled using the CORiTEC 140i).

Fig. 6b: Printed denture.

Fig. 6b: Printed denture.

Fig. 7a: 3D image from CBCT data.

Fig. 7a: 3D image from CBCT data.

Fig. 7b: Segmented hard and soft tissue using 3D Slicer software.

Fig. 7b: Segmented hard and soft tissue using 3D Slicer software.

Fig. 8: Digital maxillary dentition and the segmented CBCT data uploaded to Meshmixer software.

Fig. 8: Digital maxillary dentition and the segmented CBCT data uploaded to Meshmixer software.

Fig. 9a: Obturator fabricated using the Meshmixer software.

Fig. 9a: Obturator fabricated using the Meshmixer software.

Fig. 9b: Hollow obturator.

Fig. 9b: Hollow obturator.

Fig. 10: Initial obturator design.

Fig. 10: Initial obturator design.

Fig. 11a: Printed hollow bulb obturator.

Fig. 11a: Printed hollow bulb obturator.

Fig. 11b: Top side of the obturator.

Fig. 11b: Top side of the obturator.

Fig. 12a: Definitive prosthesis.

Fig. 12a: Definitive prosthesis.

Fig. 12b: Definitive prosthesis.

Fig. 12b: Definitive prosthesis.

Fig. 13a: Mirrored digital maxillary left dentition using CBCT data.

Fig. 13a: Mirrored digital maxillary left dentition using CBCT data.

Fig. 13b: Complete digital maxillary dentition using CBCT data.

Fig. 13b: Complete digital maxillary dentition using CBCT data.

Fig. 1: Initial situation with missing maxillary left dentition.

Fig. 2a: Mirrored intra-oral view revealing a surgically removed left maxilla, extending up to the nasal septum.

Fig. 2b: Used medicated gauze and flat acrylic plate with metal clasps.

Fig. 3a: Intra-oral digital impression of the right maxilla.

Fig. 3b: 3D facial scan.

Fig. 3c: CBCT image.

Fig. 4a: Acquired 3D data placed into one software program: facial , CBCT and intra-oral scan data.

Fig. 4b: Merged digital data using the Dental System software.

Fig. 5a: First step in fabrication of the removable partial denture.

Fig. 5b: Digital maxillary left dentition acquired by mirroring the data gathered from the right maxilla.

Fig. 5c: Complete digital maxillary dentition.

Fig. 5d: Digital maxillary left teeth virtually extracted.

Fig. 5e: Digital maxillary dentition with artificial left alveolar ridge.

Fig. 5f: Digital maxillary dentition with denture borders.

Fig. 5g: Digital maxillary dentition with designed maxillary left teeth.

Fig. 5h: Digital maxillary dentition with an artificial left alveolar ridge and left teeth.

Fig. 5i: Final removable partial denture design for printing.

Fig. 6a: Milled teeth (milled using the CORiTEC 140i).

Fig. 6b: Printed denture.

Fig. 7a: 3D image from CBCT data.

Fig. 7b: Segmented hard and soft tissue using 3D Slicer software.

Fig. 8: Digital maxillary dentition and the segmented CBCT data uploaded to Meshmixer software.

Fig. 9a: Obturator fabricated using the Meshmixer software.

Fig. 9b: Hollow obturator.

Fig. 10: Initial obturator design.

Fig. 11a: Printed hollow bulb obturator.

Fig. 11b: Top side of the obturator.

Fig. 12a: Definitive prosthesis.

Fig. 12b: Definitive prosthesis.

Fig. 13a: Mirrored digital maxillary left dentition using CBCT data.

Fig. 13b: Complete digital maxillary dentition using CBCT data.