| http://www.w3.org/ns/prov#value | - In an exemplary embodiment, the lumen will extend through a fluid tube exterior to the probe shaft that ends proximal to the return electrode. [0022] In another embodiment, an electrosurgical instrument, such as a probe or catheter, comprises a shaft with proximal and distal ends, one or more electrode terminal(s) at the distal end and one or more connectors coupling the electrode terminal(s) to a
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