电视是采用电子学方法研究图象信息的传递和显示的一种技术。近十多年来,除了电视广播外,各领域中的发展都极为迅速。应用现代电子技术可把生物医学中的图象信息,如病人姿态、X射线图象、显微镜象、同位素扫描图象、内窥镜象、超声图象、热象、生物电图型、心音图形、指纹图、血压、呼吸、脉搏等图型,能以图象、数字和 Television is a technique that uses electronic methods to study the transmission and display of image information. In the past decade or so, except for television broadcasting, the development in all fields has been extremely rapid. Application of modern electronic technology can be biomedical image information, such as the patient’s posture, X-ray images, microscope images, isotope scanning images, endoscopic images, ultrasound images, thermal imaging, bioelectricity patterns, heart sound graphics , Fingerprints, blood pressure, respiration, pulse and other patterns, to images, numbers and