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作者对100例上颌腭缺损者初次安装的义腭稳定性进行了研究。男64例(64％),女36例(36％),年龄15～85岁,50岁以上者占81例。腭缺损形态按6—4分类(见附图)。其中6/6 1例,4/6 9例,3/6 63例,2/6 23例,1/6 4例。上颌无牙颌33例,残留牙3颗以下者16例,4颗以上51例。平均开口度28 mm。戴用局部义齿64例,总义齿32例,填补型4例。局部义齿型义腭中,2例无卡环,卡环1个41例,2个16例,3个4例,4个1例。腭缺损局部填补的塑料内部中空性上盖开放型96例,小的填补充实
The authors studied the stability of the initial palatal palate in 100 patients with maxillary palate defects. There were 64 males (64%) and 36 females (36%), aged 15-85 years old and 81 years old over 50 years old. Palate defect morphology by 6-4 classification (see photo). There were 6/6 cases, 4/6 9 cases, 3/6 63 cases, 2/6 23 cases and 1/6 4 cases. 33 cases of maxillary edentulous, residual teeth 3 below 16 cases, more than 4 51 cases. Average opening 28 mm. Wearing partial dentures in 64 cases, 32 cases of total denture, fill in 4 cases. Among the partial denture-type prostheses, there were 2 cases of non-retaining ring, 1 case of retaining ring, 41 cases of 2 cases, 4 cases of 3 cases and 1 case of 4 cases. Partial repair of palatal defect plastic inner hollow open top 96 cases, a small fill to enrich