250/231, 250/237G, 250/237R, 356/616-619, 341/11, 341/13, 341/31, 359/436-442, 359/566, 33/1PT, 33/1N View Patent Images: Download PDF 8481914 US Patent References: 20070069925Encoder signal processing circuit2007-03-29Masaki341/50 ...
PT while observing the interior of the body cavity by means of an endoscopic image is performed. A mouthpiece48is fitted onto the mouth of the patient PT and the overtube32and the endoscope13are inserted, with the endoscope inserting part16being inserted through the interior of the lumen33, ...