UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G

                               (Amendment No. 1)*

                    Under the Securities Exchange Act of 1934

                         Bio-Imaging Technologies, Inc.
--------------------------------------------------------------------------------
                                (Name of Issuer)

                   Common Stock, par value $0.00025 per share
--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                    09056N103
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                                 (CUSIP Number)

                                December 31, 2003
--------------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:                                                      [ ] Rule 13d-1(b)

                                                               [X] Rule 13d-1(c)

                                                               [ ] Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

            Person Authorized to Receive Notices and Communications:

                              Jacob D. Smith, Esq.
                              Haynes and Boone, LLP
                           901 Main Street, Suite 3100
                               Dallas, Texas 75202
                                 (214) 651-5174



                                  SCHEDULE 13G

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CUSIP No. - 09056N103                                                Page 2 of 6
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      1         NAME OF REPORTING PERSON
                I.R.S IDENTIFICATION NO. ABOVE PERSON (ENTITIES ONLY)

                    The Pinnacle Fund, L.P., a Texas limited partnership
                    75-2512784
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      2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP      (a) [ ]

                                                                      (b) [ ]
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      3         SEC USE ONLY

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      4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    Texas
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       NUMBER OF              5    SOLE VOTING POWER
        SHARES
     BENEFICIALLY                       243,798
       OWNED BY           ------------------------------------------------------
         EACH                 6    SHARED VOTING POWER
       REPORTING
        PERSON                          0
         WITH             ------------------------------------------------------
                              7    SOLE DISPOSITIVE POWER

                                        243,798
                          ------------------------------------------------------
                              8    SHARED DISPOSITIVE POWER

                                        0
--------------------------------------------------------------------------------
      9                   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                          PERSON

                                243,798
--------------------------------------------------------------------------------
      10                  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
                          EXCLUDES CERTAIN SHARES                         [ ]

--------------------------------------------------------------------------------
      11                  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                                2.3%
--------------------------------------------------------------------------------
      12                  TYPE OF REPORTING PERSON

                                PN
--------------------------------------------------------------------------------



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CUSIP No. - 09056N103                                                Page 3 of 6
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Item 1(a)   Name of Issuer:

            Bio-Imaging Technologies, Inc.

Item 1(b)   Address of Issuer's Principal Executive Offices:

            826 Newtown-Yardley Road
            Newtown, Pennsylvania  18940-1721

Item 2(a)   Name of Person Filing:

            The Pinnacle Fund, L.P.

Item 2(b)   Address of Principal Business Office:

            4965 Preston Park Blvd.
            Suite 240
            Plano, Texas  75093

Item 2(c)   Citizenship:

            Texas

Item 2(d)   Title of Class of Securities:

            Common Stock, par value $0.00025 per share

Item 2(e)   CUSIP No:

            09056N103



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CUSIP No. - 09056N103                                                Page 4 of 6
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Item 3      Status of Person Filing:

            (a)  [ ] Broker or dealer registered under section 15 of the Act
                     (15 U.S.C. 78o);

            (b)  [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C.
                     78c);

            (c)  [ ] Insurance company as defined in section 3(a)(19) of the Act
                     (15 U.S.C. 78c);

            (d)  [ ] Investment company registered under section 8 of the
                     Investment Company Act of 1940 (15 U.S.C. 80a-8);

            (e)  [ ] An investment adviser in accordance with Section 240.13d-1
                     (b)(1) (ii)(E);

            (f)  [ ] An employee benefit plan or endowment fund in accordance
                     with Section 240.13d-1(b)(1)(ii)(F);

            (g)  [ ] A parent holding company or control person in accordance
                     with Section 240.13d-1(b)(1)(ii)(G);

            (h)  [ ] A savings association as defined in Section 3(b) of the
                     Federal Deposit Insurance Act (12 U.S.C. 1813);

            (i)  [ ] A church plan that is excluded from the definition of an
                     investment company under section 3(c)(14) of the Investment
                     Company Act of 1940 (15 U.S.C. 80a-3);

            (j)  [ ] Group, in accordance with Section 240.13d-1(b)(1)(ii)(J).

Item 4      Ownership:

            (a)  This statement is filed on behalf of The Pinnacle Fund, L.P.
                 As of December 31, 2003, The Pinnacle Fund, L.P. was the
                 beneficial owner of 243,798 shares of common stock of
                 Bio-Imaging Technologies, Inc.

            (b)  Percent of Class: 2.3%.

            (c)  Number of shares as to which each person has:

                 (i)   sole power to vote or to direct the vote: 243,798

                 (ii)  shared power to vote or to direct the vote: 0

                 (iii) sole power to dispose or to direct the disposition of:
                       243,798

                 (iv)  shared power to dispose or to direct the disposition
                       of: 0



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CUSIP No. - 09056N103                                                Page 5 of 6
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Item 5      Ownership of 5% or Less of a Class:

            If this statement is being filed to report the fact that as of the
            date hereof the reporting person has ceased to be the beneficial
            owner of more than five percent of the class of securities, check
            the following: [X]

Item 6      Ownership of More than 5% on Behalf of Another Person:

            Not applicable.

Item 7      Identification and Classification of the Subsidiary Which Acquired
            the Security Being Reported on By the Parent Holding Company or
            Control Person:

            Not applicable.

Item 8      Identification and Classification of Members of the Group:

            Not applicable.

Item 9      Notice of Dissolution of Group:

            Not applicable.

Item 10     Certification:

            By signing below I certify that, to the best of my knowledge and
            belief, the securities referred to above were not acquired and are
            not held for the purpose of or with the effect of changing or
            influencing the control of the issuer of the securities and were not
            acquired and are not held in connection with or as a participant in
            any transaction having that purpose or effect.



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CUSIP No. - 09056N103                                                Page 6 of 6
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                                    SIGNATURE

         After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

Date: February 10, 2004

                             THE PINNACLE FUND, L.P.

                             By: Pinnacle Advisers, L.P., its general partner

                             By: /s/ Barry M. Kitt
                                 ----------------------------------------------
                                 Barry M. Kitt, its general partner