| 摘要 |
A medical instrument includes an elongated insertion section, a pair of holding portions which hold tissue, a heat source portion, and an operation section which relatively opens/closes the holding portions. The holding portions are provided at a distal end portion of the insertion section. The heat source portion is provided to at least one of the holding portions, generates heat, and transfers the heat toward the other holding portion. At least a part of the heat source portion is covered with an insulating member provided to the holding portions. The operation section is provided at a proximal end portion of the insertion section.
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