Document:

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                                                                    EXHIBIT 10.3

               SECOND AMENDMENT TO RECEIVABLES PURCHASE AGREEMENT

                  THIS SECOND AMENDMENT TO RECEIVABLES PURCHASE AGREEMENT, dated
as of June 19, 2002 (this "AMENDMENT"), is entered into by and among TBSV, Inc.,
a, Delaware corporation ("SELLER"), Thomas & Betts Corporation, a Tennessee
corporation, ("INITIAL MASTER SERVICER"), Blue Ridge Asset Funding Corporation,
a Delaware corporation ("PURCHASER"), and Wachovia Bank National Association
("ADMINISTRATIVE AGENT"), and pertains to the Receivables Purchase Agreement
dated as of September 21, 2001 amongst the parties hereto (as previously amended
and as heretofore and hereby amended, the "PURCHASE AGREEMENT"). UNLESS
OTHERWISE DEFINED IN THIS AMENDMENT CAPITALIZED TERMS USED HEREIN SHALL HAVE THE
MEANINGS ASSIGNED TO SUCH TERMS IN THE PURCHASE AGREEMENT.

                             PRELIMINARY STATEMENTS

         WHEREAS, The Seller wishes to make certain amendments to the Purchase
Agreement; and

         WHEREAS, The Purchaser and Administrative Agent are willing to agree to
such amendments.

         NOW, THEREFORE, in consideration of the foregoing premises and the
mutual agreements herein contained and other good and valuable consideration,
the receipt and adequacy of which are hereby acknowledged, the parties agree as
follows:

1) Amendments.

         a)       Exhibit I is hereby amended by amending and restating the
                  following definitions in their entirety:

                  "DEFAULT HORIZON RATIO" means, as of any Cut-Off Date, the
                  result (expressed as a decimal) obtained by dividing

                  (i) the product of

                           (a) the aggregate Sales generated by the Originators
                               during the six Collection Periods ending on such
                               Cut-Off Date and

                           (b) the Six Fiscal Period Adjustment Factor for such
                               Cut-Off Date,

                  by (ii) the Net Pool Balance as of such Cut-Off Date.

                  "DEFAULT RATIO" means, as of any Cut-Off Date, the result
                  (expressed as a percentage) obtained by dividing

                           (i)      the result obtained by dividing

                                    (a)      the total amount of Receivables
                                             which became Defaulted Receivables
                                             during the Collection Period that
                                             includes such Cut-Off Date by

                                    (b)      the Collection Period Weeks in such
                                             Collection Period, by

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                           (ii)     the result obtained by dividing

                                    (a)      the aggregate Sales generated by
                                             the Originators during the
                                             Collection Period occurring six
                                             months prior to the Collection
                                             Period ending on such Cut-Off Date
                                             by

                                    (b)      the Collection Period Weeks in such
                                             prior Collection Period.

                  "DILUTION HORIZON RATIO" means, as of any Cut-Off Date, the
                  result (expressed as a decimal) obtained by dividing

                          (i)      the product of

                                   (a)  the aggregate Sales generated by the
                                        Originators during the Collection Period
                                        ending on such Cut-Off Date and

                                   (b)  the Fiscal Period Adjustment Factor for
                                        such Cut-Off Date, by

                          (ii)     the Net Pool Balance as of such Cut-Off Date.

                  "DILUTION RATIO" means, as of any Cut-Off Date, the result
                  (expressed as a percentage) obtained by dividing

                          (i)      the result obtained by dividing

                                   (a)  the aggregate amount of Dilution that
                                        occurred during the Collection Period
                                        ending on such Cut-Off Date by

                                   (b)  the Collection Period Weeks in such
                                        Collection Period, by

                          (ii)     the result obtained by dividing

                                   (a)  the aggregate Sales generated by the
                                        Originators during the Collection Period
                                        immediately preceding the Collection
                                        Period ending on such Cut-Off Date by

                                   (b)  the Collection Period Weeks in such
                                        immediately preceding Collection Period.

         b)       Exhibit I is hereby amended by adding the following new
                  definitions in the proper alphabetical order:

                  "COLLECTION PERIOD WEEKS" means the result obtained by
                  dividing the actual number of days in a Collection Period by
                  seven (7.0).

                  "FISCAL PERIOD ADJUSTMENT FACTOR" means, for any Cut-Off Date,
                  the result obtained by dividing

                           (i)     the quotient of 365/12 by (ii) the product
                                   of

                                   (a) the Collection Period Weeks in the
                                       Collection Period ending on such Cut-Off
                                       Date and

                                   (b) 7.

                  "SIX FISCAL PERIOD ADJUSTMENT FACTOR" means, for any Cut-Off
                  Date, the result obtained by dividing

                           (i)     182.5 by

                           (ii)    the product of

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                                   (a)  the sum of the Collection Period Weeks
                                        in the six Collection Periods ending on
                                        such Cut-Off Date and

                                   (b)  7.

2)       Conditions Precedent. This Amendment shall become effective as of the
         date first above written upon:

         a)       execution and delivery to the Agent of a counterpart hereof by
                  each of the parties hereto.

3)       Miscellaneous.

         a)       CHOICE OF LAW. THIS AMENDMENT SHALL BE GOVERNED AND CONSTRUED
                  IN ACCORDANCE WITH THE INTERNAL LAW (AND NOT THE LAW OF
                  CONFLICTS) OF THE STATE OF NEW YORK.

         b)       Counterparts. This Amendment may be executed in any number of
                  counterparts and by different parties hereto in separate
                  counterparts, each of which when so executed shall be deemed
                  to be an original and all of which when taken together shall
                  constitute one and the same agreement.

         c)       Ratification of Purchase Agreement. Except as expressly
                  amended hereby, the Purchase Agreement remains unaltered and
                  in full force and effect and is hereby ratified and confirmed.

                            (Signature page follows)

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                  IN WITNESS WHEREOF, the parties hereto have caused this
Amendment to be executed and delivered by their duly authorized officers as of
the date hereof.

                                                        BLUE RIDGE ASSET FUNDING
                                                       CORPORATION, as Purchaser

                                        By: Wachovia Bank, National Association,
                                                             as Attorney-in-Fact

                                              By: /s/ ELIZABETH R. WAGNER
                                                 -------------------------------
                                                 Name:  Elizabeth R. Wagner
                                                 Title: Director

                                                         WACHOVIA BANK, NATIONAL
                                            ASSOCIATION, as Administrative Agent

                                              By:  /s/ GARY G. FLEMING, JR.
                                                 -------------------------------
                                                 Name:  Gary G. Fleming, Jr.
                                                 Title: Director

                                              TBSPV, Inc, as Seller

                                              By: /s/ TOM OVIATT
                                                 -------------------------------
                                                 Name:  Tom Oviatt
                                                 Title: Treasurer

                                                  Thomas & Betts Corporation, as
                                                         Initial Master Servicer

                                              By: /s/ TOM OVIATT
                                                 -------------------------------
                                                 Name:  Tom Oviatt
                                                 Title: Treasurer<PAGE>
                                                                    Exhibit 10.1

[Fleet Logo]  FLEET

                       SECOND AMENDMENT TO LOAN AGREEMENT

         THIS AMENDMENT is made as of May 9, 2002 by ASPECT MEDICAL SYSTEMS,
INC. (the "BORROWER") and FLEET NATIONAL BANK (the "LENDER").

                                    RECITALS

         A. The Lender and the Borrower are parties to a letter agreement dated
as of May 16, 2001, as amended by that certain First Amendment to Loan Agreement
dated as of December 21, 2001 (as the same has been and may hereafter be
amended, supplemented or otherwise modified from time to time, the "LOAN
AGREEMENT"). Capitalized terms used herein without definition have the meanings
assigned to them in the Loan Agreement.

         B. The Borrower and the Bank desire to extend the maturity date of the
Revolving  Loans and modify certain of the financial covenants contained in the
Loan Agreement.

         NOW THEREFORE, for good and valuable consideration, the receipt and
sufficiency of which is hereby acknowledged, the parties hereto agree as
follows:

I.       AMENDMENTS TO LOAN AGREEMENT.

         A. Section 3.7 of the Loan Agreement is hereby deleted in its entirety
and replaced with the following:

         "3.7. MINIMUM READY ASSET BALANCE. The Borrower will maintain at all
         times an aggregate amount of Ready Assets with a net equity value
         (determined at face value) in excess of $20,000,000."

         B. Section 3.8 of the Loan Agreement is hereby deleted in its entirety
and replaced with the following:

         "3.8 MINIMUM TANGIBLE NET WORTH. The Borrower will maintain, at all
         times, a Tangible Net Worth in excess of $30,000,000."

         C. The definition of "Expiration Date" contained in Section 7.1 of the
Loan Agreement is hereby deleted in its entirety and replaced with the
following:

         "'Expiration Date' - May 14, 2003, unless extended by the Bank which
         extension may be given or withheld by the Bank in its sole discretion."

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[FLEET LOGO]  FLEET

II.      NO FURTHER AMENDMENTS.

         Except as specifically amended hereby, the Loan Agreement and the
Pledge Agreement shall remain unmodified and in full force and effect and are
hereby ratified and affirmed in all respects, and the indebtedness of the
Borrower to the Lender evidenced thereby and by the Revolving Note is hereby
reaffirmed in all respects. On and after the date hereof, each reference in the
Loan Agreement to "this letter agreement", "hereunder", "hereof", or words of
like import referring to the Loan Agreement, shall mean and be a reference to
the Loan Agreement as amended by this Amendment, and each reference in Pledge
Agreement to the Loan Agreement, "thereunder", "thereof", or words of like
import referring to the Loan Agreement shall mean a reference to the Loan
Agreement as amended by this Amendment.

III.     CONFIRMATION OF SECURITY.

         The Pledge Agreement shall remain in full force and effect and is
hereby ratified and affirmed in all material respects. The Borrower hereby
acknowledges and agrees that the "Obligations" secured by and entitled to the
benefits of the Pledge Agreement include, without limitation, the Revolving
Note.

IV.      MISCELLANEOUS.

         A. As provided in the Loan Agreement, the Borrower agrees to reimburse
the Lender upon demand for all out-of-pocket costs, charges, liabilities, taxes
and expenses of the Lender (including reasonable fees and disbursements of
counsel to the Lender) in connection with the (a) preparation, negotiation,
interpretation, execution and deliver of this Amendment and any other
agreements, instruments and documents executed pursuant or relating hereto, and
(b) any enforcement hereof.

         B. This Amendment shall be governed by and construed in accordance with
the laws of the Commonwealth of Massachusetts.

         C. This Amendment may be executed by the parties hereto in several
counterparts hereof and by the different parties hereto on separate counterparts
hereof, all of which counterparts shall together constitute one and the same
agreement. Delivery of an executed signature page of this Amendment by facsimile
transmission shall be effective as delivery of a manually executed counterpart
hereof.

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[FLEET LOGO]  FLEET

IN WITNESS WHEREOF, the Lender and the Borrower have caused this Amendment to be
duly executed as a sealed instrument by their duly authorized representatives,
all as of the day and year first above written.

                                          ASPECT MEDICAL SYSTEMS, INC.

                                          By: /s/ J. Neal Armstrong
                                              ----------------------------------
                                              Name:  J. Neal Armstrong
                                              Title:  Vice President and CFO

                                          FLEET NATIONAL BANK

                                          By: /s/ T. Clark Hayes
                                              ----------------------------------
                                              Name:  T. Clark Hayes
                                              Title:  AVP

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