| 摘要 |
A lacrimal duct tube (31) includes an integrated tube that is placed in a lacrimal duct and capable of insertion of an insertion aid (36) in a detachable manner. The tube (31) has a terminal end opening (33) at a terminal end. In the vicinity of the terminal end opening (33), a stopper part (32a, 32b, 32c, and 32d) for stopping the insertion aid (36) is inserted in the tube (31). The stopper part (32a, 32b, 32c, and 32d) is opened at both ends in an axial direction of the tube and has a cylindrical structure including an inner wall surface (37a, 37b, 37c, and 37d) to guide and stop the insertion aid (36). |
| 主权项 |
1. A lacrimal duct tube, comprising an integrated tube that is placed in a lacrimal duct and capable of insertion of an insertion aid in a detachable manner, wherein
the tube has an opening at a terminal end, in the vicinity of the opening, a stopper part for stopping the insertion aid is inserted in the tube, and the stopper part is opened at both ends in an axial direction of the tube and has a cylindrical structure including an inner wall surface to guide and stop the insertion aid. |
