内窥镜应用的新进展

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Advances in gastrointestinal endoscopy: 1.High-definition endoscopy 2.Optical magnification 3.Spectral endoscopy: NBI & FICE 4.Double balloon enteroscopy 5.Confocal laser endomicroscopy 6.Endoscopic ultrasound 7.EMR and ESD 8.Capsule endoscopyMagnifying endoscope Optical zoomPrinciples of FICEDifferent wave-lengths penetrate different depths400-500nm Around550nmexamine surface of m ucosa examine vasculatureDouble Balloon Enteroscopy双气囊小肠镜
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