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Stock trays must meet various requirements in order to obtain a satisfactory impression. A good stock tray will: Be rigid enough to endure the force of the dental impression material being positioned in the mouth. Flexure of the tray under force would cause the tray to be distorted, so when the impression tray is removed the impression would be ...
Intraoral scanners are devices used in dentistry which create digital scans of the teeth and soft tissue anatomy. [1] These devices replace the use of dental putty impressions by using a light source and image sensors to record the tissues inside the mouth accurately and create a virtual alternative to traditional impression plaster models [1]
Examples include specific locations and sizes of cavities, cracked teeth, excessive erosion, abrasion and many more. Conventional dental impressions are made by placing an impression material loaded on an impression tray over the dental arches. As it sets a negative imprint of the soft and hard tissues in the mouth.
Dental impressions are negative imprints of teeth and oral soft tissues from which a positive representation can be cast. They are used in prosthodontics (to make dentures), orthodontics, restorative dentistry, dental implantology and oral and maxillofacial surgery. [3]: 136–137
The dentist or dental auxiliary use dental mirrors to view a mirror image of the teeth in locations of the mouth where visibility is difficult or impossible. They also are used for reflecting light onto desired surfaces, and for retraction of soft tissues to improve access or vision. Pig tail dental explorer
On a brand-new episode of "Antiques Roadshow" Monday, a Fred Myrick scrimshaw tooth got a price tag that would probably put said fairy in a lot of 'Antiques Roadshow:' See a whale tooth worth more ...