SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response: 0.5

1. Name and Address of Reporting Person* HEALTHCARE VENTURES VII LP (Last) (First) (Middle) C/O HEALTHCARE VENTURES LLC 44 NASSAU STREET (Street) PRINCETON NJ 08542 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 08/02/2007	3. Issuer Name and Ticker or Trading Symbol HEALTHCARE ACQUISITION CORP [ HAQ ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock, $0.0001 par value per share	125,000	D(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* HEALTHCARE VENTURES VII LP (Last) (First) (Middle) C/O HEALTHCARE VENTURES LLC 44 NASSAU STREET (Street) PRINCETON NJ 08542 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

1. Name and Address of Reporting Person* HealthCare Partners VII, L.P. (Last) (First) (Middle) C/O HEALTHCARE VENTURES LLC 44 NASSAU STREET (Street) PRINCETON NJ 08542 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

1. Name and Address of Reporting Person* CAVANAUGH JAMES H (Last) (First) (Middle) C/O HEALTHCARE VENTURES LLC 44 NASSAU STREET (Street) PRINCETON NJ 08542 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

1. Name and Address of Reporting Person* LITTLECHILD JOHN W (Last) (First) (Middle) 55 CAMBRIDGE PARKWAY SUITE 301 (Street) CAMBRIDGE MA 02142 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

1. Name and Address of Reporting Person* WERNER HAROLD R (Last) (First) (Middle) C/O HEALTHCARE VENTURES LLC 44 NASSAU STREET (Street) PRINCETON NJ 08542 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

1. Name and Address of Reporting Person* LAWLOR AUGUSTINE (Last) (First) (Middle) 55 CAMBRIDGE PARKWAY SUITE 301 (Street) CAMBRIDGE MA 02142 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

1. Name and Address of Reporting Person* Mirabelli Christopher (Last) (First) (Middle) 55 CAMBRIDGE PARKWAY SUITE 301 (Street) CAMBRIDGE MA 02142 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

1. Name and Address of Reporting Person* AGUIAR ERIC (Last) (First) (Middle) C/O HEALTHCARE VENTURES LLC 44 NASSAU STREET (Street) PRINCETON NJ 08542 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) member of Section 13(d) group

Explanation of Responses:

1. These securities are owned by HealthCare Ventures VII, L.P. ("HCVVII"). These securities are indirectly owned by HealthCare Partners VII, L.P. ("HCPVII"), the General Partner of HCVVII, and each of James Cavanaugh, Harold Werner, John Littlechild, Christopher Mirabelli, Augustine Lawlor and Eric Aguiar, the general partners of HCPVII. Drs. Cavanaugh, Mirabelli and Aguiar and Messrs. Werner, Littlechild and Lawlor disclaim beneficial ownership of those securities in which they do not have a pecuniary interest and this report shall not be deemed an admission that they are the beneficial owners of these securities for purposes of Section 16.

Remarks:

	S/Jeffrey Steinberg, Administrative Partner, HealthCare Ventures VII, L.P.	08/07/2007
	S/Jeffrey Steinberg, Administrative Partner, HealthCare Partners VII, L.P.	08/07/2007
	S/Jeffrey Steinberg, Attorney-in-Fact for James H. Cavanaugh	08/07/2007
	S/Jeffrey Steinberg, Attorney-in-Fact for John Littlechild	08/07/2007
	S/Jeffrey Steinberg, Attorney-in-Fact for Harold Werner	08/07/2007
	S/Jeffrey Steinberg, Attorney-in-Fact for Augustine Lawlor	08/07/2007
	S/Jeffrey Steinberg, Attorney-in-Fact for Christopher Mirabelli	08/07/2007
	S/Jeffrey Steinberg, Attorney-in-Fact for Eric Aguiar	08/07/2007
	** 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 5 (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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.