Objective. Study the effect of quality control circle (QCC) in promoting the usage of rubber dams (RD) in root canal treatment of\nchronic pulpitis in primary teeth. Methods. Set up a quality control group to increase the amount of rubber dams used in the\ntreatment of chronic pulpitis in primary teeth. Monthly monitoring results of the usage amount were counted by the outpatient\ncomputer system. Relevant data were collected through questionnaires, and causes of low utilization were analyzed, and the\nimprovement measurements were formulated and implemented. Quality control circle activity was evaluated. Results. Through\nthe quality control circle activity, the consumption of rubber dams in the root canal treatment of chronic pulpitis was\nsignificantly improved, children in treatment became more cooperative, and operation time of root canal treatment has also\nbeen shortened. Conclusion. The quality control circle activities played a significant role in promoting the use of rubber dams in\nthe root canal treatment of primary teeth, and it can be used as a method to promote new clinical treatment programs.
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