Search results
Results from the WOW.Com Content Network
In patients who are at high risk of developing caries i.e. patients who have to undergo general anaesthesia for dental treatment due to rampant caries. [24] To protect and restore teeth that may have extensive tooth tissue loss due to erosion, attrition or abrasion. [22] As a support for some dental appliances e.g. space maintainers [22]
In such a case LLA prevents the permanent molars from migrating mesially (forward) thus blocking off the eruption space for the premolar teeth. LLA is also used in order to maintain the so-called "Leeway space", which is the extra space available in the arch when the deciduous molars are exfoliated and replaced by smaller permanent premolars. [1]
Tanaka and Johnston analysis is a mixed dentition analysis which allows one to estimate the space available in an arch for the permanent teeth to erupt. This analysis was developed by Marvin M. Tanaka and Lysle E. Johnston in 1974 after they conducted a study on 506 orthodontic patients done in Cleveland at the Case Western Reserve University School of Dental Medicine.
With the move from written dental notes to electronic records, some difficulty in reproducing the symbols has been encountered. [4] On a standard keyboard 'slash' and 'backslash' may be used as a crude approximation to the symbols with numbers placed before or afterwards; hence 3/ is 3 ⏌ and /5 is ⎾ 5 .
Moyer's mixed dentition analysis was created in 1971 by Robert Moyers.This an analysis that is used in dentistry to predict the size of the permanent premolars and canines by measuring the width of the permanent incisors.
Universal numbering system. This is a dental practitioner view, so tooth number 1, the rear upper tooth on the patient's right, appears on the left of the chart. The Universal Numbering System, sometimes called the "American System", is a dental notation system commonly used in the United States. [1] [2]
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Prostheses which set teeth outside this zone risk problems such as discomfort, cheek or tongue biting, and instability of the denture. The neutral zone is also important in orthodontics. Moving teeth outside of this zone means that the muscular forces on the teeth will be out of balance in one direction, and tend to be more likely to relapse to ...