腭咽阻塞器在腭裂語音治療中的聲學(xué)評(píng)價(jià)和應(yīng)用研究.pdf

1、青島大學(xué)碩士學(xué)位論文腭咽阻塞器在腭裂語音治療中的聲學(xué)評(píng)價(jià)和應(yīng)用研究姓名：王科申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：口腔頜面外科指導(dǎo)教師：李寧毅2003.3.1英文摘要ThestudyonevaIuatingtheobturatorinspeechtherapyofCIeftpaIatewiththemethodofacoustieanaIysis[Abstract】objection“Toanalyzethespectrumfeaturesofcle

2、ftspeechafterapplyingtheobturatorandassessitsvalue，whichcanprovideanobjectivetheoreticalandclinicbasisforspeechevaluationandspeechtherapyMethods：Theacousticfeaturesofformantfrequency，amplitudeofthevowels[a]，[e]，[i]，[u]，t

3、heextraformant，thespikeofconsonantsandthegapofsyllableof10healthychildren(controlgroup)，30patientswithcleftpalate(presurgicalgroup)30patientsafteroperation(postsurgicalgroup)withcleftpalateand15patientsafterobturatorspee

4、chtherapy(obturatorgroup)werestudiedbyspectrographyTheIfleanvalueofthefirstthreeformantfrequency(F1，F(xiàn)2，F(xiàn)3)，theamplitude(An，A1of[i])andfrequencyofextraformant(Fn)，thefrequencyofconsonantsspike(b，g，dz)，thegapofthesyllable(

5、clvlc2v2)wereanalyzedResults：@TherewasnosignificantdifferenceattheF1、F2valuesof[a]，[e]，[u]inthefourgroups(pO05)，F(xiàn)2of[i]andF3of[e]，[i]，[u]decreaseinthepresurgicalgroupcomparedtothecontrolgroup(P0。05)；F2of[i]andF3[el，[i]，[

6、u]increasesintheobturatorgroupcomparedtothepostsurgicalgroup(P005)②FnandAnof[a]is10werinobturatorgroup、controlgroupthanthatofpresurgicalgroup、postsurgicalgroup。A1of[i]decreasesinobturatorgroupcomparedtothepostsurgicalgro

7、up。(多rhereisahigherspikeoccurrenceof[b]、[d]、[z]except[g]inobturatorgroupcomparedtothepostsurgicalgroup(PO05)andthespikeoccurrenceinobturatorgroupisstilllowerthanthatofcontrolgroupexcept[b]。@ThefrequencyofMissingGapislowe

8、rinobturatorgroupcomparedtopostsurgicalgroupbutstillhighercomparedtocontrolgroup(P005)ConcIusions：OTheanalysisofspectrumisofgreathelpinevaluatingtheeffectofobturatoronsequencetherapyofcleftpalate②Accordingtotheanalysisof

9、formants，extraformantofvowels，nasalisedvowelsdecreaseandtheconditionofVelopharyngealcompetence(VPC)becomewell③ThespikeofconsonantsandthegapofdoublesyllablesarevaluableforclinicianstoassessVPCandcompensatoryarticulations2