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Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

(1)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 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).


13G
CUSIP No. 584639 10 8

	1.	Name of Reporting Person: *Peter L. Hauser*			I.R.S. Identification Nos. of above persons (entities only):

	2.	Check the Appropriate Box if a Member of a Group:
		(a)	o
		(b)	o

	3.	SEC Use Only:

	4.	Citizenship or Place of Organization: *United States*

Number of Shares Beneficially Owned by Each Reporting Person With
			5.	Sole Voting Power: *1,166,924*

			6.	Shared Voting Power: *None*

			7.	Sole Dispositive Power: *1,166,924*

			8.	Shared Dispositive Power: *None*

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person: *1,166,924*

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares: o

	11.	Percent of Class Represented by Amount in Row (9): *9.999*

	12.	Type of Reporting Person: IN


ITEM I (a)		NAME OF ISSUER:

MedicalCV, Inc.


ITEM I (b)		ADDRESS OF ISSUER’S PRINCIPAL EXECUTIVE OFFICES:

9725 South Robert Trail
Inver Grove Heights, Minnesota 55077


ITEM 2 (a)		NAME OF PERSON FILING

Peter L. Hauser


ITEM 2 (b)		ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE.

16913 Kings Court
Lakeville, Minnesota 55044


ITEM 2 (c)		CITIZENSHIP

United States


ITEM 2 (d)		TITLE OF CLASS OF SECURITIES

Common Stock, $0.01 par value


ITEM 2 (e)		CUSIP NUMBER.

584639 10 8


ITEM 3		IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-I(B), OR 13D-2(B OR (C), CHECK WHETHER THE PERSON FILING IS A:

Not applicable


ITEM 4		OWNERSHIP

Page 3 of 5 Pages

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.


(a)	Amount			*1,166,924*
(b)	Percent of class:			*9.999%*
(c)	Number of shares as to which such person has:
	(i)	Sole power to vote or direct the vote		*1,166,924*
	(ii)	Shared power to vote or to direct the vote	*None*
	(iii)	Sole power to dispose or to direct the disposition of		*1,166,924*
	(iv)	Shared power to dispose or to direct the disposition of	*None*


ITEM 5		OWNERSHIP OF FIVE PERCENT 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 o.


ITEM 6		OWNERSHIP OF MORE THAN FIVE PERCENT 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

Page 4 of 5 Pages


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 the purpose or effect.

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.


		June 10, 2005

		(Date)

		/s/ Peter L. Hauser

		(Signature)

		Peter L. Hauser

		(Name/Tile)

Page 5 of 5 Pages