国产精品久久久久无码5一本色道-国产精品久久久久无码AV绿帽男-国产精品久久久久无码AV蜜臀-国产精品久久久久无码AV铜川-国产精品久久久久无码软奇奇奇-国产精品久久久人妻无码

The product enters the bile duct through the mouth and nose, and is used to drain the patient’s fluid and exudate out of the body.

查看詳細(xì) >

This product is used together with an endoscope to remove foreign bodies, stones or excised tissue samples in the GI tract.

查看詳細(xì) >

Guiding catheter and insertion device in GI therapy.

查看詳細(xì) >