Converted by EDGARwiz

-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Ic6szoMDIJkgmtxUYrWV2ehzSXXGojNjQcgdLq1zsogKEz3m0ybOCsf40BFw1vlM LrknZSZOci3TWoa5p5RsYQ== 0000950005-08-000294.txt : 20080812 0000950005-08-000294.hdr.sgml : 20080812 20080812172837 ACCESSION NUMBER: 0000950005-08-000294 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20080812 DATE AS OF CHANGE: 20080812 GROUP MEMBERS: MAVERICK VENTURE MANAGEMENT, LLC SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: WORLD HEART CORP CENTRAL INDEX KEY: 0001024520 STANDARD INDUSTRIAL CLASSIFICATION: ELECTROMEDICAL & ELECTROTHERAPEUTIC APPARATUS [3845] IRS NUMBER: 000000000 STATE OF INCORPORATION: A6 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-50628 FILM NUMBER: 081010658 BUSINESS ADDRESS: STREET 1: 7799 PARDEE LANE CITY: OAKLAND STATE: CA ZIP: 94621 BUSINESS PHONE: 510-563-5000 MAIL ADDRESS: STREET 1: 7799 PARDEE LANE CITY: OAKLAND STATE: CA ZIP: 94621 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Maverick Venture Management, LLC CENTRAL INDEX KEY: 0001335612 IRS NUMBER: 943382092 STATE OF INCORPORATION: NV FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 737 BRYANT STREET CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-566-3303 MAIL ADDRESS: STREET 1: 737 BRYANT STREET CITY: PALO ALTO STATE: CA ZIP: 94301 SC 13D/A 1 p20464sc13da.htm SCHEDULE 13D/A Converted by EDGARwiz

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 4 )*

World Heart Corporation

(Name of Issuer)

Common Shares

(Title of Class of Securities)

980905-20-2

(CUSIP Number)

Mr. Kevin R. Compton

Maverick Venture Management, LLC

737 Bryant Street

Palo Alto, CA 94301

Tel: (650) 566-3303

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

July 31, 2008

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box [ ].

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7(b) for other parties to whom copies are to be sent.

*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 disclosures provided in a prior cover page.

The information required on 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).

SCHEDULE 13D



CUSIP No. 980905-20-2				Page 2 of 5

1	NAME OF REPORTING PERSONS. Maverick Venture Management, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ] (b) [ ]
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION Nevada
Number of shares beneficially owned by each reporting person with		7	SOLE VOTING POWER 2,800,703
		8	SHARED VOTING POWER 0
		9	SOLE DISPOSITIVE POWER 2,800,703
		10	SHARED DISPOSITIVE POWER 0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,800,703
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) Less than 1.0%
14	TYPE OF REPORTING PERSON OO

Item 1. Security and Issuer

This Schedule 13D relates to the common shares of World Heart Corporation (“WorldHeart”). The address of the principal executive office of WorldHeart is 7799 Pardee Lane, Oakland, California 94621.

Item 2. Identity and Background

This Schedule 13D is filed by Maverick Venture Management, LLC, a Nevada limited liability company (“Maverick”). Maverick is in the business of managing private investments. Maverick’s principal business and principal office address is 737 Bryant Street, Palo Alto, California 94301.

Maverick is controlled by Kevin R. Compton and Gayla J. Compton (collectively, the “Comptons”), each of whom is a manager of Maverick. The business address of each of the Comptons is the same as Maverick’s principal office. Mr. Compton’s principal occupation is managing private investments. Mrs. Compton’s principal occupation is managing personal household and family matters. Each of the Comptons is a citizen of the United States of America.

During the last five years, neither Maverick nor either of the Comptons has been convicted in a criminal proceeding or been a party to a civil proceeding of any judicial or administrative body of competent jurisdiction as a result of which neither it nor either of them was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.

Item 3. Source and Amount of Funds or Other Consideration

N/A.

Item 4. Purpose of Transaction

This Amendment is being filed solely to report a recapitalization transaction effected by WorldHeart on July 31, 2008 pursuant to which the percentage of the class of common shares beneficially owned by Maverick was reduced to less than 1.0%.

Neither Maverick nor either of the Comptons has present plans or intentions relating to the transactions described in paragraphs (a) through (j) of Item 4 of Schedule 13D.

Item 5. Interest in Securities of the Issuer

(a)

Maverick beneficially owns 2,800,703 common shares of WorldHeart, representing less than 1.0% of the outstanding common shares. Each of the Comptons is deemed to be the beneficial owner of all shares owned by Maverick.

(b)

Maverick has sole power to vote and dispose of 2,800,703 common shares; and each of the Comptons has shared power to vote and dispose of the 2,800,703 common shares held by Maverick.

(c)

N/A.

(d)

No person other than Maverick and the Comptons has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the 2,800,703 common shares beneficially held by Maverick.

(e)

The reporting persons ceased to be the beneficial owner of more than 5% of the class of common shares on July 31, 2008.

Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer

Pursuant to a purchase agreement dated January 31, 2005 between WorldHeart and Maverick, Maverick is entitled to nominate up to two directors of WorldHeart, depending on the percentage ownership of common shares held by Maverick.

Item 7. Material to be Filed as Exhibits

N/A.

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.

August 11, 2008

/s/ Kevin R. Compton

Date

Signature

Kevin R. Compton, Manager

Name/Title

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