FORM 4 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 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(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * HAUSER ROBERT G MD   2. Issuer Name and Ticker or Trading Symbol SONOSITE INC [SONO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 21919 30TH DR SE 3. Date of Earliest Transaction (Month/Day/Year) 02/15/2012 (Street) BOTHELL, WA 98021 4. If Amendment, Date 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 (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction 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 02/15/2012   U   24,029 D $ 54 0 D   Common Stock 02/15/2012   U   4,999 (1) D $ 54 0 D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction 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 (Month/Day/Year)

7. Title and Amount of Underlying Securities (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

Non-Qualified Stock Options

$ 27

02/15/2012

D

10,000

(2)

04/26/2012

Common Stock

10,000

$ 27 (2)

0

D

Non-Qualified Stock Options

$ 37.45

02/15/2012

D

10,000

(2)

04/25/2013

Common Stock

10,000

$ 16.55 (2)

0

D

Non-Qualified Stock Options

$ 29.83

02/15/2012

D

10,000

(2)

04/24/2014

Common Stock

10,000

$ 24.17 (2)

0

D

Non-Qualified Stock Options

$ 25.49

02/15/2012

D

15,000

(2)

01/26/2011

Common Stock

15,000

$ 28.51 (2)

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
HAUSER ROBERT G MD 21919 30TH DR SE BOTHELL, WA 98021	X

Signatures

Shannon Atchison, Attorney-In-Fact for Robert G. Hauser, MD		04/16/2012
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	In connection with an offer to purchase (the "Tender Offer"), each outstanding restricted stock unit ("RSU") became immediately vested on February 15, 2012 and has automatically converted into the right to receive an amount equal to the product of the number of shares subject to the RSU and $54.00 (the "Offer Price").
(2)	In connection with the Tender Offer, each outstanding option, whether vested or unvested, became fully vested and cancelled on February 15, 2012 and the holder received the right to receive from the issuer an amount equal to the product of the number of shares subject to the option and the amount by which the Offer Price exceeded the exercise price.

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