Surgical high-frequency electrosurgical treatment instrument and surgical high-frequency electrosurgical system

摘要

A surgical high-frequency electrosurgical treatment instrument includes a pair of forceps pieces, an insulating member, a transmission member, an operation rod member, a distal end cover member, a shaft member, and an operation unit. In addition, the surgical high-frequency electrosurgical treatment tool is formed between the operation rod member and the shaft member and is disposed along the longitudinal direction of the operation rod member, and includes a flow path portion through which the liquid flows, and a flow path portion A groove portion into which the liquid flows from the flow path portion, and an opening portion communicating with the groove portion and supplying the liquid near the proximal end portion of the pair of forceps pieces.