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腭裂术后VPI患者的辅音发声特点
引用本文:陈欣,唐恩溢,鲁勇,杨家平. 腭裂术后VPI患者的辅音发声特点[J]. 山东医药, 2011, 51(42): 6-7
作者姓名:陈欣  唐恩溢  鲁勇  杨家平
作者单位:南京大学医学院附属口腔医院,南京,210008
摘    要:
目的观察腭裂术后腭咽闭合不全(VPI)患者的辅音发声特点。方法腭裂术后VPI患者56例(VPI组,年龄5~18岁),手术史〉3 a且没有进行语音训练;健康儿童20例(对照组,年龄5~16岁)。分析两组辅音[b]、[d]、[g]、[z]、[x]的充值条和擦音乱纹出现率,以及语句中[ti]的嗓音起声时间(VOT)和[ma]、[ba]的过渡音征。结果 VPI组辅音冲直条和擦音乱纹出现率显著低于对照组(P均〈0.05);VPI组的VOT接近零甚至成为负值,与对照组相比,P〈0.01;两组[ba]的正渡率差异显著(P〈0.05)。结论腭裂术后VPI患者的辅音发声特点为辅音脱落或弱化、清辅音浊化、口辅音鼻化等。

关 键 词:腭裂修复术  腭咽闭合不全  辅音  嗓音起声时间  过渡音征

Acoustic characteristics of consonants in patients with post-palatoplasty velopharyngeal incompetence
CHEN Xin,TANG En-yi,LU Yong,YANG Jia-ping. Acoustic characteristics of consonants in patients with post-palatoplasty velopharyngeal incompetence[J]. Shandong Medical Journal, 2011, 51(42): 6-7
Authors:CHEN Xin  TANG En-yi  LU Yong  YANG Jia-ping
Affiliation:CHEN Xin,TANG En-yi,LU Yong,YANG Jia-ping(Stomatological Hospital Affiliated to Medical College of Nanjing University,Nanjing 210008,P.R.China)
Abstract:
Objective To observe the acoustic characteristics of consonants in patients with post-palatoplasty velopharyngeal incompetence(VPI).Methods 56 patients with post-palatoplasty VPI(VPI group,age 5~18 years) were chosen,all of which underwent palatoplasty above 3 years ago and no speech therapy,contrasted by 20 normal children(control group,age 5~16 years).The frequency of strike and fills of consonants,,[x],voice onset time(VOT) of in sentence and the phonemes transition tendency of and were analyzed and comp...
Keywords:palatoplasty  velopharyngeal incompetence  consonants  voice onset time  phonemes transition tendency  
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