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

OMB APPROVAL OMB Number: 3235-0287 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person * Stewart Brian   2. Issuer Name and Ticker or Trading Symbol Patient Safety Technologies, Inc [PSTX.OB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) CEO, Pres. (Last) (First) (Middle) 2 VENTURE PLAZA, SUITE 350 3. Date of Earliest Transaction (Month/Day/Year) 10/14/2011 (Street) IRVINE, CA 92618 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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	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 control number.		SEC 1474 (9-02)

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

Warrant (right to buy)

$ 0.75

10/14/2011

J(1)

48,000

05/20/2008

05/19/2013

Common Stock

48,000

$ 0

0

D

Warrant (right to buy)

$ 0.75

10/14/2011

J(1)

41,600

01/02/2009

05/19/2013

Common Stock

41,600

$ 0

0

D

Warrant (right to buy)

$ 0.75

10/14/2011

J(1)

98,560

10/14/2011

05/19/2013

Common Stock

98,560

$ 0

98,560

D

Employee Stock Options (right to buy)

$ 1.2

01/30/2012

A

100,000

01/30/2013(2)

01/30/2022

Common Stock

100,000

$ 0

100,000

D

Warrant (right to buy)

$ 1.4

08/01/2008

07/31/2013

Common Stock

100,000

100,000

D

Employee Stock Options (right to buy)

$ 0.8

11/15/2010

06/24/2020

Common Stock

2,000,000

2,000,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Stewart Brian 2 VENTURE PLAZA SUITE 350 IRVINE, CA 92618	X		CEO, Pres.

Signatures

/s/ Brian E. Stewart		04/30/2013
**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)	Warrant exchange disclosed in Current Report Report on Form 8-K filed November 7, 2011.
(2)	Employee stock options (right to buy) granted to the Reporting Person on January 30, 2012. On January 13, 2013, 25,000 shares vested and were exercisable. The balance of 75,000 shares vests over 36 months starting on February 28, 2013 so that 100% of the options are vested and exercisable on January 30, 2016.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.