BSD
Medical Corporation
|
(Name
of Issuer)
|
Common
Stock, par value $0.001 per share
|
(Title
of Class of Securities)
|
055662100
|
(CUSIP
Number)
|
August 31,
2008
|
(Date
of Event Which Requires Filing of this
Statement)
|
1.
|
Name of reporting
persons: Gerhard W.
Sennewald
|
2.
|
Check
the appropriate box if a member of a
group:
|
5.
|
Sole
voting power:
|
6,488,423
(1)
|
6.
|
Shared
voting power:
|
7.
|
Sole
dispositive power:
|
6,488,423
(1)
|
8.
|
Shared
dispositive power:
|
9.
|
Aggregate
amount beneficially owned by each reporting
person:
|
6,488,423
(1)
|
10.
|
Check
if the aggregate amount in Row (9) excludes certain shares
|
11.
|
Percent
of class represented by amount in Row
9:
|
30.3%
|
12.
|
Type
of reporting person:
|
IN
|
(1) Includes
53,000 stock options to purchase common stock that were exercisable at
August 31, 2008 or within 60 days of August 31,
2008.
|
Item
3.
|
If
this statement is filed pursuant to Secs. 240.13d-1(b) or 240.13d-2(b) or
(c), check whether the person filing is a:
Not
Applicable
|
Item
4.
|
Ownership
Reference
is made to Rows 5-9 and 11 of each of the cover pages of this
Schedule 13G and associated footnotes, which Rows and footnotes are
incorporated by reference
herein.
|
Item
5.
|
Ownership
of Five percent or Less of a Class:
Not
Applicable
|
Item
6.
|
Ownership
of More than Five Percent on Behalf of Another Person:
Not
Applicable
|
Item
7.
|
Identification
and Classification of the Subsidiary Which Acquired the Security Being
Reported on by the Parent Holding Company or Control Person:
Not
Applicable
|
Item
8. Identification
and Classification of Members of the Group:
|
See Item 4 of this Schedule 13G and the Joint Filing Agreement attached
hereto as Exhibit 1.
|
Item
9. Notice
of Dissolution of Group:
|
Not Applicable
|
Item
10. Certifications:
Not
Applicable
|
/s/
Gerhard W. Sennewald
|