RAIDEN RESOURCES LIMITED — Capital/Financing Update 2005

Apr 28, 2005

29 April 2005

Company Announcements Office Australian Stock Exchange Ltd Sydney 2000

Dear Sirs

RE: Private Placement of Shares (ASX: MDM)

The Directors are pleased to announce that a Private Placement of Fully Paid Ordinary Shares under Listing Rule 7.1 has now been completed.

A total of 15,000,000 fully paid ordinary (FPO) shares will be issued in due course. A total of \$600,000 has been raised, at \$0.04 per share in the placement.

The funds will be used as working capital, particularly for the manufacture of the ECG medical diagnostic product for the USA, as previously announced.

Dr Allan Shell Managing Director

Medical Monitors Limited Suite 407 Office Tower Westfield Eastgardens Eastgardens NSW 2036 Australia Tel 02 9344 8100 Fax 02 9344 8200