SEC FORM 3

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

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1. Name and Address of Reporting Person^*

ESSEX WOODLANDS HEALTH VENTURES FUND IV L P

(Last)

(First)

(Middle)

10001 WOODLOCH FOREST DRIVE

SUITE 175

(Street)

THE WOODLANDS

77380

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
06/20/2002

3. Issuer Name and Ticker or Trading Symbol
SONTRA MEDICAL CORP [ SONT ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

Director	X	10% Owner
Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

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 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	1,453,429⁽¹⁾	D⁽²⁾

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)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	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)
Series A Preferred Stock	09/15/2003	⁽³⁾	Common Stock	100,000	$1	D
Common Stock Purchase Warrant	09/15/2003	09/15/2008	Common Stock	100,000	$1.5	D

Explanation of Responses:

1. The reported securities were received in exchange for 1,500,000 shares of Common Stock, 3,591,954 shares of Series A Stock and 2,450,493 shares of Series B Stock of Sontra Medical, Inc. in connection with the merger of Sontra Medical, Inc. with ChoiceTel Communications, Inc. effected on June 20, 2002.

2. The reported securities are owned directly by Essex Woodlands Health Ventures Fund IV, L.P. and indirectly by Essex Woodlands Health Ventures Fund IV, L.L.C., as general partner of Essex Woodlands Health Ventures Fund IV, L.P.

3. No expiration date.

	Martin P. Sutter, Managing Director of Essex Woodlands Health Ventures Fund IV, L.L.C., as general partner of the Reporting Person	09/03/2004
	** 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).
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