| 摘要 |
PCT No. PCT/DE96/01989 Sec. 371 Date Jul. 13, 1998 Sec. 102(e) Date Jul. 13, 1998 PCT Filed Oct. 18, 1996 PCT Pub. No. WO97/14287 PCT Pub. Date Apr. 24, 1997A rectoscope for examination of the rectum includes a wide-lumen tube, a light conductor connection coupling light from an illumination device to the wide-lumen tube, and a viewing optic disposed in the proximal region of the wide-lumen tube and focused on the center region of the distal opening. Substantially the entire internal side of the wide-lumen tube includes a semi-reflecting surface such that the internal side conducts light from the light conductor connection to the distal opening. |
