DIMERIX LIMITED — Director's Dealing 2008

Dec 4, 2008

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Name of entity	SUN BIOMEDICAL LIMITED
ABN	18 001 285 230

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	PETER EDWARD KING
Date of last notice	28 FEBRUARY 2006

Part 1 – Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust.

Note: In the case of a company, interests which come within paragraph (i) of the definition of ‘notifiable interest of a director’ should be disclosed in this part.

Direct or indirect interest	DIRECT
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	N/A
Date of change	4 DECEMBER 2008
No. of securities held prior to change	750,000 UNLISTED OPTIONS WITH AN EXERCISE PRICE OF 24.89 CENTS ON OR BEFORE 31 DECEMBER 2008.
Class	ORDINARY SHARES
Number acquired	2,480,762 ORDINARY SHARES
Number disposed	-
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	SHARES ISSUED IN CONSIDERATION FOR PAYMENT OF ACCRUED DIRECTOR’S FEES OF $39,374.66
No. of securities held after change	2,480,762 ORDINARY SHARES 750,000 UNLISTED OPTIONS WITH AN EXERCISE PRICE OF 24.89 CENTS ON OR BEFORE 31 DECEMBER 2008.
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	ISSUE OF SECURITIES IN ACCORDANCE WITH RESOLUTION 4 OF THE COMPANY’S ANNUAL GENERAL MEETING HELD 17 NOVEMBER 2008.

• See chapter 19 for defined terms.

11/3/2002

Appendix 3Y Page 1

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of ‘notifiable interest of a director’ should be disclosed in this part.

Detail of contract Nature of interest Name of registered holder (if issued securities) Date of change No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed Interest acquired Interest disposed Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation Interest after change

457112_1.DOC

• See chapter 19 for defined terms.

11/3/2002

Appendix 3Y Page 2