A transducer (1914) for a surgical instrument, said transducer comprising:a first piezoelectric element (1932a) comprising a first outer profile；a second piezoelectric element (1932b) comprising a second outer profile；a first polarizing electrode (1936) comprising a first tab (1935) extending outwardly with respect to said first outer profile, wherein said first polarizing electrode is in electrical communication with said first piezoelectric element；a second polarizing electrode (1936) comprising a second tab (1935) extending outwardly with respect to said second outer profile, wherein said second polarizing electrode is in electrical communication with said second piezoelectric element； anda connecting electrode (1933) configured to operably engage and electrically connect said first tab and said second tab.
