[ Abstract ] Objective To evaluate the head cap extraoral arch high traction in the treatment of severe dentition crowding with high angle cases clinical curative effect. Methods 18 cases of severe dentition crowding with high angle patients, application of headgear traction enhancing extraoral arch high molar anchorage molar height, and control, combined with fixed appliance for orthodontic extraction. Results 18 cases of patients with aligning, face get to keep or improve, molar and canine relationship reached the neutral, maintained or reduced mandibular plane angle. Conclusion head cap extraoral arch in moderate to severe congestion with high angle cases treatment can rise to control molar height and strengthen the role of molar anchorage.[ Key words ] head cap extraoral arch crowding high angle
【Abstract】Objectives: To evaluate clinical effect of dental orthodontic as of headgear facebow higher traction on middle to severe crowded dentition with high-angle cases. Methods: 18 patients with middle to severe crowded dentition besides high-angle were applied with headgear facebow higher traction and reinforcement on molar anchorage, while height of molar teeth should be managed and corrective treatment as exodontia combining with fixed appliance. Results: 18 cases got appropriate arrangement, facial forms of such cases remained the same or got well beautified, relation between molar and canine teeth reached middle level and, mandibular plane angle (MPA) kept unchanged or decreased. Conclusions: Treatment with headgear facebow for middle to severe crowded dentition with high-angle cases could manage height of molar teeth and reinforce molar anchorage.【Keywords】headgear facebow, crowded dentition, high-angle供参
NaQing sex deep overburden front teeth tooth meets the clinical experience treatmentAbstract: objective to investigate NaQing sexual front teeth tooth overburden match not deep treatment of factors, correction method and the matters needing attention. Methods selection NaQing sex deep overburden front teeth and 18 cases, are not case tooth correction. Results treatment completion time 15 to 21 months, average months. Correction by first teeth together, facial side cover normal appearance was coordination. Conclusion anterior tooth NaQing sex should be repeated in deep choosing good indications fits the tooth under treatment.
Clinical Experience in the Non-extraction Correction of Lingual Tripping Deep Bite of the Front : Objective: To explore the factors, methods and matters of caution regarding the non-extraction correction of lingual tripping deep bite of the front : To select 18 cases of lingual tripping deep bite of the front teeth and conduct relevant non-extraction corrections. Result: The correction work was completed in 15-21 months, the average of each correction was months. The overbite and overjet of the front teeth of patients have become normal and the facial profiles harmonized after the : Non-extraction correction of lingual tripping deep bite of the front teeth should be conducted only on well selected indications. 【英语牛人团】
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