取下针状粮仓，其圆柱状结构也可用于直肠镜检查和活检。
Taking off the pins granary, its cylindraceous structure can be also used for rectoscopy and biopsy.
直肠镜：用来检视直肠和下部结肠的有照明设备的管子。
Proctoscope: Lighted tube used to inspect the rectum and lower colon.
另外，当有第三方付费时，虚拟结直肠镜可使更多的人接受检查。
In addition, when covered by third-party payers, virtual colonoscopy may entice more people to be screened.
结论：直肠指检和直肠镜检简便、易行、安全，是诊断早期直肠癌的一项最重要的方法。
Conclusions: rectal palpation and proctoscopy is simple, feasible and safe, it is most important way to diagnosis early rectal carcinoma.
结论：直肠指检和直肠镜检简便、易行、安全，是诊断早期直肠癌的一项最重要的方法。
Conclusions: rectal palpation and proctoscopy is simple, feasible and safe, it is most important way to diagnosis early rectal carcinoma.
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