UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G
 
Under the Securities Exchange Act of 1934
(Amendment No. 1)*
 
SYNERGETICS USA, INC.
(Name of Issuer)
 
Common Stock,
(Title of Class of Securities)
 
87160G107
(CUSIP Number)
 
October 19, 2009
(Date of Event Which Requires Filing of this Statement)
 
Check the appropriate box to designate the rule pursuant to which this Schedule 13G is filed:
o   Rule 13d-1(b)
x  Rule 13d-1(c)
o   Rule 13d-1(d)

*This Schedule 13G (Amendment No. 1) shall be deemed to be an amendment of both the Schedule 13G filed by the Reporting Persons with respect to the Issuer on August 7, 2009 and the Schedule 13D filed by the Reporting Persons with respect to the Issuer on October 7. 2009.  The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 
 
 
 
CUSIP No 87160G107
1
NAME OF REPORTING PERSON:
 
BC Advisors, LLC
 
I.R.S. Identification Nos. of above persons (entities only):
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) x
3
SEC USE ONLY
 
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Texas
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
5
SOLE VOTING POWER:
 
1,491,344*
6
SHARED VOTING POWER:
 
0
7
SOLE DISPOSITIVE POWER:
 
1,491,344*
8
SHARED DISPOSITIVE POWER:
 
0
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
1,491,344 *
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 
6.1%**
12
TYPE OF REPORTING PERSON
 
HC/CO
 
* The shares are directly owned by SRB Greenway Opportunity Fund (QP), L.P. (“QP Fund”) and SRB Greenway Opportunity Fund, L.P. (“LP Fund” and together with QP Fund, the “Funds”).   SRB Management is the general partner and investment manager of the Funds.  BC Advisors, LLC (“BCA”) is the general partner of SRB Management.  Steven R. Becker is the sole member of BCA.
 
** Based on 24,484,053 shares of common stock of the Issuer issued and outstanding as of  June 5, 2009, as reported by the Issuer in its Quarterly Report on Form 10-Q for the quarter ended May 4, 2009.
 
 
 
 

CUSIP No 87160G107
1
NAME OF REPORTING PERSON:
 
SRB Management, L.P.
 
 I.R.S. Identification Nos. of above persons (entities only):
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) x
3
SEC USE ONLY
 
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Texas
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
5
SOLE VOTING POWER:
 
1,491,344*
6
SHARED VOTING POWER :
 
0
7
SOLE DISPOSITIVE POWER:
 
1,491,344*
8
SHARED DISPOSITIVE POWER:
 
0
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
1,491,344 *
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 
6.1%
12
TYPE OF REPORTING PERSON
 
IA/PN
 
* The shares are directly owned by SRB Greenway Opportunity Fund (QP), L.P. (“QP Fund”) and SRB Greenway Opportunity Fund, L.P. (“LP Fund” and together with QP Fund, the “Funds.  SRB Management is the general partner and investment manager of the Funds.  BC Advisors, LLC (“BCA”) is the general partner of SRB Management.  Steven R. Becker is the sole member of BCA.
 
** Based on 24,484,053 shares of common stock of the Issuer issued and outstanding as of  June 5, 2009, as reported by the Issuer in its Quarterly Report on Form 10-Q for the quarter ended May 4, 2009.
 
 
 
 

CUSIP No 87160G107
1
NAME OF REPORTING PERSON:
 
Steven R. Becker
 
I.R.S. Identification Nos. of above persons (entities only):
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) x
3
SEC USE ONLY
 
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
 
United States
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
5
SOLE VOTING POWER:
 
1,510,444 *
6
SHARED VOTING POWER:  
 
0
7
SOLE DISPOSITIVE POWER:
 
1,510,444 *
8
SHARED DISPOSITIVE POWER:
 
0
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
1,510,444 *
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 
6.2%
12
TYPE OF REPORTING PERSON
 
HC/IN
 
* The shares are directly owned by SRB Greenway Opportunity Fund (QP), L.P. (“QP Fund”) and SRB Greenway Opportunity Fund, L.P. (“LP Fund” and together with QP Fund, the “Funds”).  SRB Management is the general partner and investment manager of the Funds.  BC Advisors, LLC (“BCA”) is the general partner of SRB Management.  Steven R. Becker is the sole member of BCA.
 
** Based on 24,484,053 shares of common stock of the Issuer issued and outstanding as of  June 5, 2009, as reported by the Issuer in its Quarterly Report on Form 10-Q for the quarter ended May 4, 2009.

 
 
 
 
Item 1(a).
Name of Issuer:  SYNERGETICS USA, INC.
 
Item 1(b).
Address of Issuer's Principal Executive Offices:
 
 
3845 Corporate Centre Drive, O’Fallon MO  63368
 
Item 2(a). 
Name of Person Filing:
 
See Item 1 of each cover page.
 
Item 2(b).
Address of Principal Business Office or if none, Residence:
 
 
300 Crescent Court, Suite 1111
 
Dallas, Texas 75201
 
Item 2(c). 
Citizenship:
 
See Item 4 of each cover page.
 
Item 2(d).
Title of Class of Securities:
 
Common Stock, par value $.001 per share
 
Item 2(e).
CUSIP Number:
 
87160G107
 
Item 3. 
Not Applicable
 
Item 4. 
Ownership:
 
 
(a)
Amount Beneficially Owned:
See Item 9 of each cover page.

 
(b) 
Percent of Class:
See Item 11 of each cover page.
 
 
(c) 
 Number of shares as to which such person has:
 
 
(i)
sole power to vote or to direct the vote:
See Item 5 of each cover page.
 
 
(ii)
shared power to vote or to direct the vote:
See Item 6 of each cover page.
 
 
 
 
 
 
(iii)
sole power to dispose or to direct the disposition of:
See Item 7 of each cover page.
 
 
(iv)
shared power to dispose or to direct the disposition of:
See Item 8 of each cover page.
 
Item 5.
Ownership of Five Percent or Less of a Class:
 
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: o
 
Item 6.
Ownership of More than Five Percent on Behalf of Another Person:
 
The Funds have the right to receive the dividends from and the proceeds from the sale of the shares.
 
Item 7.
Identification and Classification of Subsidiary Which Acquired the Securities:
 
 
Not Applicable
 
Item 8. 
Identification and Classification of Members of the Group:
 
Not applicable.
 
Item 9.
Notice of Dissolution of Group:  Not applicable.
 
Item 10. 
Certification:
 
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.
 
 
 
 
 
SIGNATURE
 
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
 
Dated: October 20, 2009
 
BC ADVISORS, LLC
   
 
By:   /s/ Steven R. Becker                            
 
         Steven R. Becker, Member
   
   
 
SRB MANAGEMENT, L.P.
   
 
By:  BC Advisors, LLC, its general partner
   
 
By:   /s/ Steven R. Becker                            
 
         Steven R. Becker, Member
   
   
 
/s/ Steven R. Becker                                     
 
Steven R. Becker