Dental Impression Accuracy
Dental Impression Accuracy - Related Videos
07:57
Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision
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Cited by 65 •
2014
Accuracy is a major demand in dental medicine. To verify accuracy, reference scanners are needed. This article presents a new reference scanner with an adjusted scanning method to acquire a broad variety of dental morphologies with high trueness and precision.
06:51
Measuring the Complete-arch Distortion of an Optical Dental Impression
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Cited by 4 •
2019
Here, we present a protocol to measure the degree of distortion at each part of the compete-arch digital impression acquired from an intraoral scanner with 3D-printed metal phantom with standard geometries.
08:04
Evaluating the Accuracy of Snap Judgments
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2023
Source: Diego Reinero & Jay Van Bavel—New York University Social psychologists have long been interested in the way people form impressions of others. Much of this work has focused on the errors people make in judging others, such as the exaggerated influence of central traits (such as "warm" and "cold"), the insufficient weight given to the context in which others' behavior takes place, and the tendency for people to make judgments that conform to their initial expectations about another.
01:09
First Impression
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2025
First impressions play a crucial role in social perception, shaping how individuals assess others in professional, academic, and interpersonal contexts. Psychological research highlights the significance of cognitive biases, such as the primacy and recency effects, which influence how people interpret and recall information.The Primacy Effect and Cognitive AnchoringThe primacy effect describes the tendency for initial information to impact judgment disproportionately. When individuals encounter...
01:19
Managing Impressions
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2025
Impression management encompasses individuals' deliberate efforts to shape how others perceive them during social interactions. This behavior is often employed to conform to social norms, secure approval, or pursue specific goals. While it involves selective self-presentation, it is not necessarily deceptive; individuals frequently present authentic aspects of themselves that align with situational demands.Common strategies include:Ingratiation: where individuals use flattery or agreeableness...
FAQs
Tray selection influences how evenly impression material adapts to the dental arch and oral tissues. A suitable tray supports consistent material thickness and helps capture teeth, gingiva, and surrounding structures without local gaps. This matters because uneven adaptation can reduce surface detail or increase dimensional change, compromising the cast or appliance made from it.
Moisture control and tissue displacement determine whether the material contacts anatomy cleanly rather than recording pooled fluid or incompletely exposed surfaces. Excess moisture or poorly managed soft tissue can create voids, obscure margins, or alter the recorded contour. Controlling these conditions is especially important when the impression must support precise laboratory fabrication or treatment planning.
Setting time and environmental conditions can affect whether the recorded anatomy remains stable after removal. If the material is disturbed before setting is complete, or if setting conditions promote distortion, the impression may no longer preserve the intended dimensions. Reviewing timing and conditions helps distinguish a faithful record from one with deformation that could produce an inaccurate downstream result.
Assessment should focus on complete reproduction of the required oral structures, clear surface detail, adequate material adaptation, and the absence of voids or visible distortion. The reviewer should also consider whether moisture control, tissue displacement, tray selection, and setting conditions were appropriate. These checks help determine whether the impression can reliably support the intended clinical or laboratory use.
Each restoration depends on a dependable recorded form for subsequent fabrication. Accurate capture gives the laboratory a more reliable basis for producing crowns, bridges, or dentures, whereas missing detail or dimensional distortion can affect fit and prompt remakes. The practical value is not limited to the impression itself: quality at this stage supports consistency across the clinical and laboratory workflow.
Orthodontic appliances and diagnostic casts rely on recorded anatomy for construction, evaluation, or treatment planning. If the impression contains voids, altered contours, or dimensional inaccuracies, the resulting model may not represent the patient’s oral structures reliably. Careful quality assessment therefore improves the information shared between clinician and technician and supports more dependable decisions based on the cast.