Invention Grant
- Patent Title: Dental restoration manufacturing method and manufacturing system, and general-purpose wax bite applied thereto
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Application No.: US17287234Application Date: 2019-07-17
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Publication No.: US11992376B2Publication Date: 2024-05-28
- Inventor: Byung Ho Choi , Seung Mi Jung , Jin Cheol Kim , Jin Baek Kim
- Applicant: DIO Corporation
- Applicant Address: KR Busan
- Assignee: DIO CORPORATION
- Current Assignee: DIO CORPORATION
- Current Assignee Address: KR Busan
- Agency: LEX IP MEISTER, PLLC
- Priority: KR 20180142465 2018.11.19 KR 20180147038 2018.11.26 KR 20180147043 2018.11.26
- International Application: PCT/KR2019/008813 2019.07.17
- International Announcement: WO2020/105835A 2020.05.28
- Date entered country: 2021-04-21
- Main IPC: A61C13/34
- IPC: A61C13/34 ; A61C13/00

Abstract:
To improve the precision of a dental restoration, the present invention provides a dental restoration manufacturing method comprising: a first step of preparing a general-purpose wax bite which is formed of paraffin wax, and which is formed to be standardized in correspondence to a preset standard dental arch profile and is arranged between a part in which implantation is to be performed and an opposite corresponding part, and which comprises a variable matching part corresponding to the part in which implantation is to be performed and being softened when heated to the temperature greater than or equal to a preset temperature, and a press protrusion part that is formed integrally with the variable matching part and protrudes to correspond to the opposite corresponding part and that is softened when heated to the temperature greater than or equal to a preset temperature; a second step of respectively acquiring, through an image capture device, a plurality of scanning images of the part in which implantation is to be performed and of the opposite corresponding part, before the general-purpose wax bite is provided and after the general-purpose wax bite is provided in a state where inner and outer surface parts of the heated general-purpose wax bite are corrected by occlusal pressure in consideration of an occlusal vertical dimension of a patient, and a CT image of an oral cavity occluded through the general-purpose wax bite, and transmitting the acquired images to a planning unit; a third step of generating an integrated scanning image by arranging the plurality of scanning images so as to correspond to the occlusal vertical dimension, and generating a three-dimensional planning image by allowing the integrated scanning image to be overlapped and matched with respect to a common part with the CT image; and a fourth step of generating design information about the dental restoration in consideration of the occlusal vertical dimension, on the basis of the three-dimensional planning information, and transmitting the design information about the dental restoration to a manufacturing device, thereby manufacturing a dental restoration.
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