Exhibit 10.27 ADDENDUM TO CONSULTING AGREEMENT Prudens Consulo LLC hereby agrees to allow ADVA International Inc. ("Company" or "ADVA") to defer reimbursement of expenses and payment for hours billed in excess of the monthly base retainer of eighty...

                                                                   Exhibit 10.27

                        ADDENDUM TO CONSULTING AGREEMENT

         Prudens Consulo LLC hereby agrees to allow ADVA International Inc.
("Company" or "ADVA") to defer reimbursement of expenses and payment for hours
billed in excess of the monthly base retainer of eighty (80) hours as described
in the attached Consulting Agreement and hereby waives any defaults in
connection therewith. This period of deferment and waiver is effective June 1,
2002 and shall continue until the earlier of (1) the Company's repayment of such
obligation or (2) September 1, 2002. Accordingly, said Consulting Agreement
shall be deemed amended as provided herein, with all other provisions thereof
remaining unchanged.

         This Addendum shall be deemed effective as of June 1st, 2002.

         By:      /s/X. X. Xxxx
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                       Signature
         Name:    Xxxxxxx X. Xxxx
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                         Print
         Title: Managing Director
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