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The four types of fractures most frequently encountered in posterior teeth--obliquely directed complete fractures, vertically directed complete fractures, obliquely directed incomplete fractures, and vertically directed incomplete fractures--have been described. A detailed treatment approach for each type has been presented.
One hundred fifty-four freshmen dental students were administered a fine motor ability test prior to and at the completion of a series of preclinical technique courses. The pre- and posttest performances were compared for each student to determine whether an improvement of technical skill had occurred. The pre- and posttests were also graded using the rank… (More)
1. Abstract Ergonomically poor hand gestures cause injuries to pianists. This physical risk was addressed by developing an automatic gesture recognition biofeedback (GRB) system based on the Microsoft Kinect© controller. Algorithms were developed and successfully tested to detect three improper hand motions. Results suggest that the GRB-Kinect system can… (More)