UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 6)*
Bio-Vascular, Incorporated
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(Name of Issuer)
Common Stock
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(Title of Class of Securities)
090923-10-3
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(CUSIP Number)
*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).
Page 1 of 5 pages
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CUSIP No. 090923-10-3 13G Page 2 of 5 Pages
1 NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Perkins Capital Management, Inc.
IRS ID No.: 41-1501962
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) /__/
(b) /__/
3 SEC USE ONLY
4 CITIZENSHIP OR PLACE OF ORGANIZATION
730 East Lake Street, Wayzata, MN 55391-1769
5 SOLE VOTING POWER
NUMBER OF 758,850
SHARES 6 SHARED VOTING POWER
0
BENEFICIALLY
OWNED BY 7 SOLE DISPOSITIVE POWER
975,350
EACH
REPORTING
PERSON 8 SHARED DISPOSITIVE POWER
0
WITH
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
975,350
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* /_/
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
10.3%
12 TYPE OF REPORTING PERSON*
IA
Page 2 of 5 pages
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CUSIP No. 090923-10-3 13G Page 3 of 5 Pages
ITEM 1.
(a) Name of Issuer
Bio-Vascular, Inc.
(b) Address of Issuer's Principal Executive Offices
2575 University Ave., St. Paul, MN 55114-1024
ITEM 2.
(a) Name of Person Filing
Perkins Capital Management, Incorporated
(b) Address of Principal Business Office or, if none, Residence
730 East Lake Street
Wayzata, MN 55391-1769
(c) Citizenship
Minnesota Corporation
(d) Title of Class of Securities
Common Stock
(e) CUSIP Number
090923-10-3
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(B), OR 13D-2(B), CHECK
WHETHER THE PERSON FILING IS A:
(a) /__/ Broker or Dealer registered under Section 15 of the Act
(b) /__/ Bank as defined in section 3(a)(6) of the Act
(c) /__/ Insurance Company as defined in section 3(a)(19) of the act
(d) /__/ Investment Company registered under section 8 of the
Investment Company Act
(e) /X_/ Investment Adviser registered under section 203 of the
Investment Advisers Act of 1940
(f) /__/ Employee Benefit Plan, Pension Fund which is subject to
the provisions of the Employee Retirement Income Security Act
of 1974 or Endowment Fund; see 240.13d-l(b)(l)(ii)(F)
(g) /__/ Parent Holding Company, in accordance with
240.13d-l(b)(ii)(G) (Note: See Item 7)
(h) /__/ Group, in accordance with 240.13d-l(b)(l)(ii)(H)
Page 3 of 5 pages
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CUSIP No. 090923-10-3 13G Page 4 of 5 Pages
ITEM 4. OWNERSHIP
If the percent of the class owned, as of December 31 of the year covered by
the statement, or as of the last day of any month described in Rule 13d-l(b)(2),
if applicable, exceeds five percent, provide the following information as of
that date and identify those shares which there is a right to acquire.
(a) Amount Beneficially Owned
975,350
(b) Percent of Class
10.3%
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote
758,850
(ii) shared power to vote or to direct the vote
0
(iii) sole power to dispose or to direct the disposition of
975,350
(iv) shared power to dispose or to direct the disposition of
0
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
Not applicable.
ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP
Not applicable.
ITEM 9. NOTICE OF DISSOLUTION OF GROUP
Not applicable.
Page 4 of 5 pages
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CUSIP No. 090923-10-3 13G Page 5 of 5 Pages
ITEM 10. CERTIFICATION
By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired in the ordinary course of
business and were not acquired for the purpose of and do not have the effect of
changing or influencing the control of the issuer of such securities and were
not acquired in connection with or as a participant in any transaction having
such purposes or effect.
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.
June 9, 1997
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By /s/ Bradley A. Erickson
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Signature
Bradley A. Erickson, Vice President
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Name/Title
SEC 1745 (2/92) Page 5 of 5 pages
