recommends the use of a properly-fitted mouthguard; encourages the use of a custom fabricated mouthguard made over a dental cast
and delivered under the supervision of a dentist; and supports a mandate for use of a properly fitted mouthguard in all collision and contact sports.
The mandibular first primary molar of each dental cast
was digitized by a contact-type (touch probe) 3D scanner (PICZA, Roland, Japan) (Figure 1).
Maxillary and mandibular dental casts
were taken on each participant.
Most striking is a wall of dental casts
, donated by the Trident Dental Lab, after it was deemed they were unsuitable to go into landfill.
Inclusion criteria included a mixed dentition, after the eruption of maxillary and mandibular permanent first molars, and maxillary and mandibular dental casts
One of the first known dental impressions that resulted in dental casts
was made by the German Philip Pfaff in 1756.