肿瘤微波消融治疗研究进展

2011-04-02 MedSci原创 MedSci原创

相关阅读:肿瘤化学消融的现状与研究进展   肿瘤的局部热消融治疗是近10年来国内外研究的热点,该方法主要是在影像引导下,将某种能量导入体内,作用于肿瘤组织,使治疗区温度达到60℃(即刻)或 54℃(3分钟),造成组织细胞不可逆凝固性坏死,从而达到治疗肿瘤的目的。微波消融(MWA)作为局部热消融的一种,近年来已广泛应用于各种实体肿瘤的治疗,尤其是在小肝癌治疗方面,国内外报道经皮微波消融

相关阅读:肿瘤化学消融的现状与研究进展   肿瘤的局部热消融治疗是近10年来国内外研究的热点,该方法主要是在影像引导下,将某种能量导入体内,作用于肿瘤组织,使治疗区温度达到60℃(即刻)或 54℃(3分钟),造成组织细胞不可逆凝固性坏死,从而达到治疗肿瘤的目的。微波消融(MWA)作为局部热消融的一种,近年来已广泛应用于各种实体肿瘤的治疗,尤其是在小肝癌治疗方面,国内外报道经皮微波消融治疗(PMCT)的近、远期疗效均可与外科手术相媲美。MWA具有微创、安全、疗效肯定、升温速度快、受碳化及血流影响小、消融范围大等优点,符合未来肿瘤消融治疗的发展方向。随着微波技术的改进和临床经验的不断积累,MWA临床应用前景必将更加广阔。      (图1 PMCT治疗肝癌的基本元件及消融前后CT图像)      (图2 对猪肝行MWA,肝脏切面图片示单电极远端(黑色箭头所示)椭圆形消融区(黄色箭头内区域),电极尖端用星号标记)   MWA技术的发展和特点   自1994年关(Seki)等首次报告超声引导下经皮穿刺将微波天线置入瘤体内治疗小肝癌获得成功以来,MWA技术通过对微波仪和天线的不断改进创

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    2011-04-05 rbwxy1973

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