What are digital dental impressions?
They are direct impressions in the mouth by means of a digital intraoral camera, leaving the data obtained in a computer with an image management program for the design and preparation of digital models.
Impressions can be full arch, half arch, individual teeth, or both arches.
There are different techniques: laser photogrammetry, structured light (blue or white LED light), 3D video.
Photogrammetry:
By means of a scanner, we take a series of overlapping photos, having a series of anatomical structures as a reference point. Photographs are taken that are digitally assembled and a 3D model is made.
To be:
Itero. It is a laser beam that is reflected on the surface, and through a sensor, we obtain a 3D image.
Structured light:
Cerec Blue Cam. There are 2 beams of light...