Exhibit 30.1(4)
                                ---------------



                              ARTICLES OF AMENDMENT

                        TO THE ARTICLES OF INCORPORATION

                                       OF

                                 VOLU-SOL, INC.

                           (Hereafter RemoteMDx, Inc.)

         Pursuant to and in accordance with the provisions of Section
16-10a-1006 of the Utah Revised Business Corporation Act, as amended, (the
"Act"), the undersigned, Volu-Sol, Inc. (the "Corporation") hereby declares and
certifies as follows:

         1.   The name of the Corporation is Volu-Sol, Inc.

         2.   The text of the amendment to the Articles of Incorporation of the
              Corporation adopted by Unanimous Written Consent of the Directors
              of the Corporation is as follows:


                                    ARTICLE 1
                                     (Name)

              The name of the corporation is:  RemoteMDx, Inc.

         2.   The amendment specified above does not provide for an exchange,
              reclassification, or cancellation of issued shares of the
              Corporation.

         3.   The amendment specified above was adopted on June 12, 2001 by
              Unanimous Written Consent of the Directors of the Corporation, and
              in accordance with the requirements of the Act and the Bylaws of
              the Corporation. In addition, on July 27, 2001, such amendment
              specified above was approved by Written Consent of the
              Shareholders of the Corporation as follows:
<TABLE>
<CAPTION>

------------------------- ------------------------ ------------- ---------------------- ---------------------
DESIGNATION OF STOCK      NO. OF OUTSTANDING       NO. OF        VOTES CAST FOR         VOTES CAST AGAINST
                          SHARES                   VOTES CAST    AMENDMENT              AMENDMENT
------------------------- ------------------------ ------------- ---------------------- ---------------------
<S>                       <C>                      <C>           <C>                    <C>
Common                    3,820,421                2,472,894     2,472,894              0
------------------------- ------------------------ ------------- ---------------------- ---------------------

</TABLE>
<PAGE>

         IN WITNESS WHEREOF, this Amendment to the Articles of Incorporation of
the Corporation is executed as of the ___ day of July, 2001.

                                                     VOLU-SOL, INC.
                                                     a Utah corporation


                                                     By:  /s/ David G. Derrick
                                                          --------------------
                                                             David G. Derrick
                                                             CEO

ATTEST:


By:  /s/ Michael G. Acton
         -----------------
        Michael G. Acton
        Secretary

<PAGE>

Such votes cast were sufficient for approval of the Amendment.

         IN WITNESS WHEREOF, this Amendment to the Articles of Incorporation f
the Corporation is executed as of the ____ day of
July, 2001.


                                            VOLU-SOL, INC.
                                            a Utah corporation


                                            By:  ____________________
                                                    David G. Derrick
                                                    CEO


ATTEST:


By:  __________________
       Name
       Secretary