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公开(公告)号：US20210113308A1
公开(公告)日：2021-04-22
申请号：US16955885
申请日：2018-12-18
Applicant: DENTSPLY SIRONA Inc.
Inventor： Jeremy E. JO , Michael K. Caselli
Abstract: A verification gauge for use in improving the accuracy of a 3D scan. A bar of adjustable length has a first and second ends that can be affixed between two points of the oral-cavity. The bar is scannable and has a visual indicia thereon to verify and determine the length and relative position between the two points.
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