- Statement of Changes in Beneficial Ownership (4)

FORM 4 [ X ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Delagardelle Jeani	2. Issuer Name and Ticker or Trading Symbol WORLD HEART CORP [ WHRT ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __ X __ Director                      __ X __ 10% Owner _____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle) C/O NEW LEAF VENTURES, 2500 SAND HILL ROAD, SUITE 203	3. Date of Earliest Transaction (MM/DD/YYYY) 8/2/2012
(Street) MENLO PARK, CA 94025 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	8/2/2012		D		6063603	D	(1)	0   (1)	I	See Footnote   (2)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Warrants (right to buy)   (3)	$2.31	8/2/2012		D			2341920	10/19/2010	10/19/2015	Common Stock	2341920   (3)	$.0995	0   (3)	I	See Footnote   (2)

Explanation of Responses:
( 1)	Disposed of pursuant to a merger agreement by and among Issuer, Ocean Acquisition Holding Inc. and Heartware International, Inc. ("Heartware") in exchange for 19,560 shares of Heartware common stock having a market value of $89.79 per share (based on a ten day Heartware average stock price, ending on and including August 1, 2012) and a cash payment of $72.21.
( 2)	The Reporting Person is a member of New Leaf Venture Management II, L.L.C., the sole general partner of New Leaf Venture Associates II, L.P., the sole general partner of New Leaf Ventures II, L.P. ("NLV II"), which is the beneficial owner of 6,063,603 shares of the Issuer's common stock and warrants entitling NLV II to purchase 3,118,620 shares of the Issuer's common stock in the aggregate (including the warrants entitling NLV II to purchase 2,341,920 shares of the Issuer's common stock which are being reported herein). The Reporting Person disclaims beneficial ownership, within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of such portion of the NLV II shares and warrants in which the Reporting Person has no actual pecuniary interest therein.
( 3)	These warrants were cancelled in the merger in exchange for a cash payment of $233,021.04.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Delagardelle Jeani C/O NEW LEAF VENTURES 2500 SAND HILL ROAD, SUITE 203 MENLO PARK, CA 94025	X	X

Signatures
/s/ Craig L. Slutzkin, as Attorney-in-Fact for Jeani Delagardelle		8/6/2012
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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