All of the patients were not amenable to conventional partial horizontal and vertical laryngectomies.

選擇自1988～1996年不宜行常規(guī)水平或垂直半喉部分切除術(shù)的T2和 T3喉鱗癌患者21例行環(huán)狀軟骨上喉次全切除術(shù)黄色网站一级二级Av。

BACKGROUND: The pneumatic artificial larynx is widely used in Taiwan following total laryngectomies.

背景：在臺(tái)灣喉全切除的病人在线观看亚洲小视频，大多使用氣動(dòng)式人工喉頭作為術(shù)后言語之工具97免费人妻视在线视频。

In this study, we hoped to clarify the mechanisms of pitch control in the pneumatic artificial larynx. METHODS: Three fluent Mandarin speakers using pneumatic artificial larynx devices were studied following total laryngectomies. They were asked to produce sounds in different pitches by following scales upward and downward.

使用氣動(dòng)式人工喉的音調(diào)控制国产黄美女视频网站，只能透過呼出氣流通過橡皮膜片下壓力的大小來控制振動(dòng)的基本頻率，本研究即在探討橡皮膜片振動(dòng)頻率是否也像聲帶振動(dòng)一樣受到橡皮膜片驅(qū)動(dòng)壓力的影響日本一区二区色色，測(cè)量喉全切除患者在使用氣動(dòng)式人工喉發(fā)聲時(shí)之橡皮膜片驅(qū)動(dòng)壓力和聲音基本頻率国产精品黄色网，并探討此些病人在發(fā)聲時(shí)之音調(diào)控制的原理。