| 主权项 |
1. A treatment device to treat a living tissue, comprising:
first and second holding portions including a longitudinal axis and including respective holding surfaces opening and closing at least one of the holding surfaces in an opening/closing direction orthogonal to or substantially orthogonal to the longitudinal axis and capable of holding the living tissue therebetween; a rotary member including a working portion including an edge portion capable of cutting the living tissue by being rotated around a central axis equal to or substantially parallel with the longitudinal axis, the rotary member capable of moving the edge portion from the first holding portion to the second holding portion; a first guide portion including a first opening provided in the holding surface of the first holding portion, capable of containing the edge portion to prevent the edge portion from projecting from the holding surface of the first holding portion through the first opening, and capable of guiding the edge portion toward the second holding portion through the holding surface of the first holding portion; and a second guide portion including a second opening provided in the holding surface of the second holding portion, and guiding the edge portion guided by the first guide portion and passing through the first opening to the second holding portion through the second opening. |
