Disclosed is a method of designing a dental restoration for a patient, wherein the method includes providing one or more 2D images, where at least one 2D image includes at least one facial feature; providing a 3D virtual model of at least part of the patient's oral cavity; arranging at least one of
Disclosed is a method of designing a dental restoration for a patient, wherein the method includes providing one or more 2D images, where at least one 2D image includes at least one facial feature; providing a 3D virtual model of at least part of the patient's oral cavity; arranging at least one of the one or more 2D images relative to the 3D virtual model in a virtual 3D space such that the 2D image and the 3D virtual model are aligned when viewed from a viewpoint, whereby the 3D virtual model and the 2D image are both visualized in the 3D space; and modeling a restoration on the 3D virtual model, where the restoration is designed to fit the facial feature of the at least one 2D image.
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1. A computer-implemented method of designing a dental restoration for a patient, wherein the method comprises: using a hardware processor to: provide one or more 2D images, where at least one of the one or more 2D images comprises at least one facial feature, wherein the at least one facial feature
1. A computer-implemented method of designing a dental restoration for a patient, wherein the method comprises: using a hardware processor to: provide one or more 2D images, where at least one of the one or more 2D images comprises at least one facial feature, wherein the at least one facial feature comprises lips,either virtually cut at least a part of teeth out of the at least one 2D image or render a part of the at least one 2D image that includes teeth at least partly or wholly transparent;provide a 3D virtual model of at least part of an oral cavity of the patient;arrange the at least one 2D image relative to the 3D virtual model in a virtual 3D space such that the at least one 2D image and the 3D virtual model are aligned when viewed from a viewpoint and remain separate representations after being arranged, whereby the 3D virtual model and the at least one 2D image are both visualized in the 3D space; anddesign a restoration for the 3D virtual model, where the restoration is designed to fit the at least one facial feature of the at least one 2D image;wherein the at least one 2D image and the 3D virtual model are aligned by scaling, translating or rotating the at least one 2D image or the 3D virtual model relative to each other. 2. The method according to claim 1, wherein facial features are present in an image of the patient or in a generic image of a person. 3. The method according to claim 1, wherein the at least one facial feature comprises one or more imaginary lines of a face in the at least one 2D image. 4. The method according to claim 1, wherein the design of the restoration is performed to automatically fit the at least one facial feature of the at least one 2D image, and the 2D image is digital. 5. The method according to claim 1, wherein the at least one 2D image and the 3D virtual model are aligned based on one or more unprepared teeth. 6. The method according to claim 1, wherein the hardware processor is used to provide two 3D virtual models, where the first 3D virtual model comprises at least one prepared tooth and the second 3D virtual model comprises no prepared teeth, and where the first and the second 3D virtual models are aligned. 7. The method according to claim 6, wherein the at least one 2D image and the second 3D virtual model comprising no prepared teeth are aligned. 8. The method according to claim 7, wherein the at least one 2D image and the first 3D virtual model comprising at least one prepared tooth are aligned based on the alignment between the first and the second 3D virtual model and based on the alignment between the at least one 2D image and the second 3D virtual model. 9. The method according to claim 1, wherein the hardware processor is used to virtually cut at least a part of teeth out of the at least one 2D image wherein at least the lips remain to be visible in the at least one 2D image. 10. The method according to claim 1, wherein the hardware processor is used to cut out a part of the at least one 2D image which is inside an edge of the lips. 11. The method according to claim 1, wherein an edge of the lips is marked on the at least one 2D image. 12. The method according to claim 1, wherein a silhouette of a biting edge of at least upper anterior teeth on the at least one 2D image and on the 3D virtual model is used to perform the alignment of the at least one 2D image and the 3D virtual model. 13. The method according to claim 1, wherein the hardware processor is used to scale the at least one 2D image and the 3D virtual model to show at least part of teeth in a same size. 14. The method according to claim 1, wherein the hardware processor is used to section at least two or more teeth in the 3D virtual model or in the at least one 2D image. 15. The method according to claim 1, wherein the alignment of the 3D virtual model and the at least one 2D image for one or more perspective views is performed by interpolation or extrapolation of other perspective views. 16. The method according to claim 1, wherein arrangement comprises one or more virtual actions, wherein the virtual actions for arrangement comprise rotations and translations left/right and back/forth of the at least one 2D image or of the 3D virtual model. 17. The method according to claim 1, wherein texture from the at least one 2D image is mapped onto the 3D virtual model or the restoration. 18. The method according to claim 1, wherein the method further comprises changing a perspective view of the at least one 2D image or of the 3D virtual model to obtain a same perspective view. 19. The method according to claim 18, wherein the method comprises determining an angle of the perspective view. 20. The method according to claim 18, wherein an angle of the 3D virtual model and the at least one 2D image is configured to adapt relative to the perspective view of the at least one 2D image. 21. The method according to claim 18, wherein the method further comprises de-warping the perspective view of the at least one 2D image for visually aligning the at least one 2D image and the 3D virtual model. 22. The method according to claim 1, wherein the at least one 2D image is retrieved from a library comprising a number of images of teeth. 23. The method according to claim 1, wherein the at least one 2D image is a template for supporting designing teeth of the patient. 24. The method according to claim 1, wherein the at least one 2D image shows a facial feature in the form of at least a number of front teeth. 25. The method according to claim 1, wherein the at least one 2D image is an X-ray image of teeth of the patient. 26. The method according to claim 1, wherein the at least one facial feature comprises teeth; and wherein the hardware processor is used to detect anatomical points on the teeth, where the anatomical points are present and detectable both on the one or more 2D images and the 3D virtual model, andperform virtual actions for arrangement based on corresponding anatomical points on the one or more 2D images and the 3D virtual model. 27. The method according to claim 1, wherein the designed restoration is configured for manufacturing a corresponding dental restoration. 28. A nontransitory computer readable medium encoded with a computer program for causing a data processing system to perform the method of claim 1, when said program code is executed on the data processing system. 29. A system for designing a dental restoration for a patient, wherein the system comprises: a hardware processor configured to: provide one or more 2D images, where at least one of the one or more 2D images comprises at least one facial feature, wherein the at least one facial feature comprises lips;either virtually cut at least a part of teeth out of the at least one 2D image or render a part of the at least one 2D image that includes teeth at least partly or wholly transparent;provide a 3D virtual model of at least part of an oral cavity of the patient;arrange the at least one 2D image relative to the 3D virtual model in a virtual 3D space wherein the at least one 2D image and the 3D virtual model are aligned when viewed from a viewpoint and remain separate representations after being arranged, and wherein the 3D virtual model and the at least one 2D image are both visualized in the 3D space; anddesign a restoration for the 3D virtual model, where the restoration fits the facial feature of the at least one 2D image;wherein the at least one 2D image and the 3D virtual model are aligned by scaling, translating or rotating the at least one 2D image or the 3D virtual model relative to each other. 30. The system according to claim 29, wherein the designed restoration is configured for manufacturing a corresponding dental restoration.
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