Ka taea te hototahi ki te pūnaha manaaki pyeloscope hiko maha-pūnaha. Ka taea te whakamahi i te hua mō te choledochoscope. He hoahoa ergonomic, he hanganga whakahaere māmā, ka whakaiti i te kaha o te mahi a te kaiwhakahaere. Ka whakauruhia te pane matā ki roto i te pane, he watea ki te whakauru ki te taputapu me te tinana mā te mono ataata whakauru, ka whakamāramahia te rama makariri i muri mai, ka karohia te wera o ngā kiko. He urutau ara-toru kua tākaihia motuhake, me te taputapu raka muka whatu he pūnaha papu hinu ka taea te hono i te waitohu o nāianei me te waitohu o te whare i roto i te rūma pokanga. Ka whakamahia he tākai motuhake aseptic, ka taea te whakamahi.
Tawhā Choledochoscope
| Tauira | GEV-H320 | GEV-H3201 | GEV-H330 |
| Rahi | 720mm*2.9mm*1.2mm | 680mm*2.9mm*1.2mm | 680mm*2.9mm |
| Pika | HD320,000 | HD320,000 | HD320,000 |
| Koki o te mara | 110° | 110° | 110° |
| Te hohonutanga o te mara | 2-50mm | 2-50mm | 2-50mm |
| Te tihi | 3.2mm | 3.2mm | 3.2mm |
| Whakauruhia te diameter o waho o te ngongo | 2.9mm | 2.9mm | 2.9mm |
| Te diameter o roto o te ara mahi | 1.2mm | 1.2mm | 0 |
| Koki piko | Whakanuia220°Whakahekea275° | ||
| Te roa mahi whai hua | 720mm | 680mm | 680mm |