EXHIBIT 23.1


                         CONSENT OF INDEPENDENT AUDITORS



We consent to the incorporation by reference in the Registration Statements
(Form S-3 Nos. 333-68923, 333-80045 and 333-43454 and Form S-8 Nos. 33-95168,
333-51547, 333-37814, 333-48706, 333-51136 and 333-57752) of PLC Systems Inc. of
our report dated February 15, 2002 with respect to the consolidated financial
statements and schedule of PLC Systems Inc. included in this Annual Report (Form
10-K) for the year ended December 31, 2001.


                                                 /s/ Ernst & Young LLP



Boston, Massachusetts
March 25, 2002