A pair of bipolar forceps comprises a pair of mechanical forceps, wherein the mechanical forceps comprise a first shaft and a second shaft, wherein each shaft comprises a forceps clip part extending from the far end thereof and a handle arranged at the near end thereof; the handles are used for achieving movement of the forceps clip parts relative to each other and around a pivoting shaft; a disposable housing is configured to be linked to at least one shaft in a releasable way; an electrode assembly is configured to be linked to the disposable housing in a releasable way; the electrode assembly comprises electrodes which can be linked to the forceps clip parts in a releasable way; at least one electrode comprises a scalpel channel; the scalpel channel is configured to receive a scalpel blade therethrough so as to cut a tissue grabbed between the forceps clip parts; an actuating mechanism is configured to selectively push the scalpel blade to pass through the scalpel channel so as to cut the tissue.