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Bisecting Technique
Dental Radiography -- Principles and Techniques
Term | Definition |
---|---|
Bisecting Technique | also known as bisecting angle o bisecting of the angle expose PA |
Foreshortened Images | radiographic images that appear shortened result from EXCESSIVE vertical angulation |
Elongated Images | images of teeth appear too long result from TOO LITTLE vertical angulation |
Rules to Bisecting Technique | 1. Receptor placement 2. receptor position 3. vertical angualtion 4. horizontal angulation 5. receptor exposure |
Advantages of Bisecting | can b used w/o beam alignment devices decreased exposure time (8-inch PID) |
Disadvantages of Bisecting | dimensional distortion angulation problems |