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------------------------------------- OMB APPROVAL ------------------------------------- OMB Number: 3235-0145 Expires: October 31, 1997 Estimated average burden hours per response: 14.90 ------------------------------------- SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 ------------------ SCHEDULE 13G INFORMATION STATEMENT PURSUANT TO RULES 13d-1 AND 13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. 1)* INTEGRA LIFESCIENCES CORPORATION - ------------------------------------------------------------------------------- (Name of Issuer) COMMON STOCK - ------------------------------------------------------------------------------- (Title of Class of Securities) 457985 10 9 - ------------------------------------------------------------------------------- (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 disclosures provided in a prior cover page. The information required on 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 36 CUSIP NO. 457985 10 9 13G Page 2 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Richard E. Caruso, Ph.D. - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States Citizen - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 47,600 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 14,459,611 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 47,600 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 14,459,611 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,507,211 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.6% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IN - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 3 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Frances C. Holtz - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States Citizen - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 14,416,411 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 14,416,411 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,416,411 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.5% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IN - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 4 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Trust Partnership - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Pennsylvania - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 14,416,411 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 0 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 14,416,411 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 0 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,416,411 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.5% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* PN - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 5 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Pagliacci Trust - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Pennsylvania - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 14,416,411 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 14,416,411 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,416,411 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.5% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 6 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Rigoletto Trust - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Pennsylvania - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 14,416,411 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 14,416,411 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,416,411 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.5% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 7 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Trust for Jonathan Henry Caruso - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Pennsylvania - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 14,416,411 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 14,416,411 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,416,411 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.5% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 8 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Trust for Peter James Caruso - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Pennsylvania - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 14,416,411 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 14,416,411 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,416,411 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.5% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 9 of 36 Pages - ------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Provco Leasing Corporation - ------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [x] (b) [ ] - ------------------------------------------------------------------------------- 3 SEC USE ONLY - ------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - ------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 43,200 OWNED BY ----------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 14,416,411 WITH ----------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 43,200 ----------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 14,416,411 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,459,611 - ------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] - ------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 50.6% - ------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* CO - ------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. 457985 10 9 13G Page 10 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Richard E. Caruso, Ph.D. With respect to 14,459,611 shares, Dr. Caruso may be deemed to share voting and dispositive powers with Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso and Trust for Peter James Caruso (all of such Trusts being Pennsylvania trusts), Provco Leasing Corporation, a Delaware corporation, Trust Partnership, a Pennsylvania general partnership, and Frances C. Holtz, a United States citizen, all of which have filed a Schedule 13G herewith. The relationship between Dr. Caruso and such entities and individual is described below: Trust Partnership is the record holder of 14,416,411 shares of Common Stock, par value $.01 per share, of Integra LifeSciences Corporation that are the subject of this filing. Dr. Caruso, Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso, Trust for Peter James Caruso and Provco Leasing Corporation are the partners of Trust Partnership. Frances C. Holtz, the sister of Dr. Caruso, is the sole trustee of Pagliacci Trust and Rigoletto Trust and is a co-trustee of Trust for Jonathan Henry Caruso and Trust for Peter James Caruso. Each of such trusts is an irrevocable trust whose beneficiaries are Dr. Caruso's children. Provco Leasing Corporation, of which Dr. Caruso is President, is a wholly-owned subsidiary of Cono Industries, a corporation whose stockholders are trusts whose CUSIP NO. 457985 10 9 13G Page 11 of 36 Pages beneficiaries include Dr. Caruso's children. Provco Leasing Corporation beneficially owns 43,200 shares of common stock of Integra LifeSciences Corporation, all of which are issuable upon the exercise of the vested portion of outstanding options held by Provco Leasing Corporation. In addition to the foregoing beneficially owned shares, Dr. Caruso also beneficially owns 47,600 shares of common stock of Integra LifeSciences Corporation, all of which are issuable upon the exercise of the vested portion of outstanding options held by Dr. Caruso. b) Address of Principal Business Office or, if None, Residence: 105 Morgan Lane Plainsboro, New Jersey 08536 c) Citizenship: United States Citizen d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,507,211 b) Percent of Class: 50.6% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 47,600 CUSIP NO. 457985 10 9 13G Page 12 of 36 Pages (ii) shared power to vote or to direct the vote: 14,459,611 (iii) sole power to dispose or to direct the disposition of: 47,600 (iv) shared power to dispose or to direct the disposition of: 14,459,611 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. See response to Item No. 2 for persons who may be deemed to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, 14,459,611 shares of such securities (and such interest relates to more than five percent of such class). 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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 13 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Frances C. Holtz. With respect to 14,416,411 shares, Frances C. Holtz may be deemed to share voting and dispositive power with Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso and Trust for Peter James Caruso (all of such trusts being Pennsylvania trusts), Richard E. Caruso, Ph.D., Provco Leasing Corporation, a Delaware Corporation, and Trust Partnership, a Pennsylvania general partnership, all of which have filed a Schedule 13G herewith. The relationship between Frances C. Holtz and such entities and individual is described below: Dr. Caruso, Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso, Trust for Peter James Caruso and Provco Leasing Corporation are the partners of Trust Partnership. Trust Partnership is the record holder of 14,416,411 shares of common stock of Integra LifeSciences Corporation that are the subject of this filing. The Partnership Agreement of Trust Partnership requires the approval of a majority in interest of its partners for all Partnership actions, including the voting and disposition of its shares of common stock of Integra LifeSciences Corporation. Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso and Trust for Peter James Caruso hold a majority in interest of Trust Partnership. CUSIP NO. 457985 10 9 13G Page 14 of 36 Pages Frances C. Holtz is the sole trustee of Pagliacci Trust and Rigoletto Trust and is a co-trustee of Trust for Jonathan Henry Caruso and Trust for Peter James Caruso. b) Address of Principal Business Office or, if None, Residence: c/o Richard E. Caruso 105 Morgan Lane Plainsboro, New Jersey 08536 c) Citizenship: United States Citizen d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,416,411 b) Percent of Class: 50.5% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 0 (ii) shared power to vote or to direct the vote: 14,416,411 (iii) sole power to dispose or to direct the disposition of: 0 CUSIP NO. 457985 10 9 13G Page 15 of 36 Pages (iv) shared power to dispose or to direct the disposition of: 14,416,411 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. See response to Item No. 2 for persons who may be deemed to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, 14,416,411 shares of such securities (and such interest relates to more than five percent of such class). 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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 16 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Trust Partnership, a Pennsylvania general partnership. b) Address of Principal Business Office or, if None, Residence: c/o Richard E. Caruso 105 Morgan Lane Plainsboro, New Jersey 08536 c) Citizenship: Pennsylvania d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,416,411 CUSIP NO. 457985 10 9 13G Page 17 of 36 Pages b) Percent of Class: 50.5% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 14,416,411 (ii) shared power to vote or to direct the vote: 0 (iii) sole power to dispose or to direct the disposition of: 14,416,411 (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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 18 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Pagliacci Trust. With respect to 14,416,411 shares, Pagliacci Trust may be deemed to share voting and dispositive power with Rigoletto Trust, Trust for Jonathan Henry Caruso and Trust for Peter James Caruso (all of such trusts being Pennsylvania trusts), Provco Leasing Corporation, a Delaware corporation, Trust Partnership, a Pennsylvania general partnership, and Richard E. Caruso, Ph.D., a United States citizen, all of which have filed a Schedule 13G herewith. The relationship between Pagliacci Trust and such entities and individual is described below: Dr. Caruso, Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso, Trust for Peter James Caruso and Provco Leasing Corporation are the partners of Trust Partnership. Trust Partnership is the record holder of 14,416,411 shares of the Common Stock, par value $.01 per share, of Integra LifeSciences Corporation that are the subject of this filing. b) Address of Principal Business Office or, if None, Residence: c/o Richard E. Caruso 105 Morgan Lane Plainsboro, New Jersey 08536 c) Citizenship: Pennsylvania CUSIP NO. 457985 10 9 13G Page 19 of 36 Pages d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,416,411 b) Percent of Class: 50.5% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 0 (ii) shared power to vote or to direct the vote: 14,416,411 (iii) sole power to dispose or to direct the disposition of: 0 (iv) shared power to dispose or to direct the disposition of: 14,416,411 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. See response to Item No. 2 for persons who may be deemed to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale CUSIP NO. 457985 10 9 13G Page 20 of 36 Pages of, 14,416,411 shares of such securities (and such interest relates to more than five percent of such class). 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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 21 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Rigoletto Trust. With respect to 14,416,411 shares, Rigoletto Trust may be deemed to share voting and dispositive power with Pagliacci Trust, Trust for Jonathan Henry Caruso and Trust for Peter James Caruso (all of such trusts being Pennsylvania trusts), Provco Leasing Corporation, a Delaware corporation, Trust Partnership, a Pennsylvania general partnership, and Richard E. Caruso, Ph.D., a United States citizen, all of which have filed a Schedule 13G herewith. The relationship between Rigoletto Trust and such entities and individual is described below: Dr. Caruso, Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso, Trust for Peter James Caruso and Provco Leasing Corporation are the partners of Trust Partnership. Trust Partnership is the record holder of 14,416,411 shares of the Common Stock, par value $.01 per share, of Integra LifeSciences Corporation that are the subject of this filing. b) Address of Principal Business Office or, if None, Residence: c/o Richard E. Caruso 105 Morgan Lane Plainsboro, New Jersey 08536 c) Citizenship: Pennsylvania CUSIP NO. 457985 10 9 13G Page 22 of 36 Pages d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,416,411 b) Percent of Class: 50.5% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 0 (ii) shared power to vote or to direct the vote: 14,416,411 (iii) sole power to dispose or to direct the disposition of: 0 (iv) shared power to dispose or to direct the disposition of: 14,416,411 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. See response to Item No. 2 for persons who may be deemed to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale CUSIP NO. 457985 10 9 13G Page 23 of 36 Pages of, 14,416,411 shares of such securities (and such interest relates to more than five percent of such class). 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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 24 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Trust for Jonathan Henry Caruso. With respect to 14,416,411 shares, Trust for Jonathan Henry Caruso may be deemed to share voting and dispositive power with Pagliacci Trust, Rigoletto Trust and Trust for Peter James Caruso (all of such trusts being Pennsylvania trusts), Provco Leasing Corporation, a Delaware corporation, Trust Partnership, a Pennsylvania general partnership, and Richard E. Caruso, Ph.D., a United States citizen, all of which have filed a Schedule 13G herewith. The relationship between Trust for Jonathan Henry Caruso and such entities and individual is described below: Dr. Caruso, Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso, Trust for Peter James Caruso and Provco Leasing Corporation are the partners of Trust Partnership. Trust Partnership is the record holder of 14,416,411 shares of the Common Stock, par value $.01 per share, of Integra LifeSciences Corporation that are the subject of this filing. b) Address of Principal Business Office or, if None, Residence: c/o Richard E. Caruso 105 Morgan Lane Plainsboro, New Jersey 08536 c) Citizenship: Pennsylvania CUSIP NO. 457985 10 9 13G Page 25 of 36 Pages d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,416,411 b) Percent of Class: 50.5% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 0 (ii) shared power to vote or to direct the vote: 14,416,411 (iii) sole power to dispose or to direct the disposition of: 0 (iv) shared power to dispose or to direct the disposition of: 14,416,411 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. See response to Item No. 2 for persons who may be deemed to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale CUSIP NO. 457985 10 9 13G Page 26 of 36 Pages of, 14,416,411 shares of such securities (and such interest relates to more than five percent of such class). 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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 27 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Trust for Peter James Caruso. With respect to 14,416,411 shares, Trust for Peter James Caruso may be deemed to share voting and dispositive power with Pagliacci Trust, Rigoletto Trust and Trust for Jonathan Henry Caruso (all of such trusts being Pennsylvania trusts), Provco Leasing Corporation, a Delaware corporation, Trust Partnership, a Pennsylvania general partnership, and Richard E. Caruso, Ph.D., a United States citizen, all of which have filed a Schedule 13G herewith. The relationship between Trust for Peter James Caruso and such entities and individual is described below: Dr. Caruso, Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso, Trust for Peter James Caruso and Provco Leasing Corporation are the partners of Trust Partnership. Trust Partnership is the record holder of 14,416,411 shares of the Common Stock, par value $.01 per share, of Integra LifeSciences Corporation that are the subject of this filing. b) Address of Principal Business Office or, if None, Residence: c/o Richard E. Caruso 105 Morgan Lane Plainsboro, New Jersey 08536 c) Citizenship: Pennsylvania CUSIP NO. 457985 10 9 13G Page 28 of 36 Pages d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,416,411 b) Percent of Class: 50.5% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 0 (ii) shared power to vote or to direct the vote: 14,416,411 (iii) sole power to dispose or to direct the disposition of: 0 (iv) shared power to dispose or to direct the disposition of: 14,416,411 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. See response to Item No. 2 for persons who may be deemed to have the right to receive or the power to direct, the receipt of dividends from, or the proceeds from the sale CUSIP NO. 457985 10 9 13G Page 29 of 36 Pages of, 14,416,411 shares of such securities (and such interest relates to more than five percent of such class). 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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 30 of 36 Pages SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) Item 1. a) Name of Issuer: Integra LifeSciences Corporation b) Address of Issuer's Principal Office: 105 Morgan Lane Plainsboro, New Jersey 08536 Item 2. a) Name of Person filing: The name of the person filing this statement is Provco Leasing Corporation. With respect to 14,416,411 shares, Provco Leasing Corporation, a Delaware corporation, may be deemed to share voting and dispositive power with Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso and Trust for Peter James Caruso (all of such trusts being Pennsylvania trusts), Trust Partnership, a Pennsylvania general partnership, and Richard E. Caruso, Ph.D., a United States citizen, all of which have filed a Schedule 13G herewith. The relationship between Provco Leasing Corporation and such entities and individual is described below: Dr. Caruso, Pagliacci Trust, Rigoletto Trust, Trust for Jonathan Henry Caruso, Trust for Peter James Caruso and Provco Leasing Corporation are the partners of Trust Partnership. Trust Partnership is the record holder of 14,416,411 shares of the Common Stock, par value $.01 per share, of Integra LifeSciences Corporation that are the subject of this filing. Provco Leasing Corporation beneficially owns 43,200 shares of common stock of Integra LifeSciences Corporation, all of which are issuable upon exercise of the vested portion of outstanding options held by Provco Leasing Corporation. CUSIP NO. 457985 10 9 13G Page 31 of 36 Pages b) Address of Principal Business Office or, if None, Residence: Suite 314 King of Prussia Road Radnor, Pennsylvania 19087 c) Citizenship: Delaware d) Title of Class of Securities: Common Stock e) CUSIP Number: 457985 10 9 Item 3. Not Applicable Item 4. Ownership. a) Amount Beneficially Owned: 14,459,611 b) Percent of Class: 50.6% c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 43,200 (ii) shared power to vote or to direct the vote: 14,416,411 (iii) sole power to dispose or to direct the disposition of: 43,200 CUSIP NO. 457985 10 9 13G Page 32 of 36 Pages (iv) shared power to dispose or to direct the disposition of: 14,416,411 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. See response to Item No. 2 for persons who may be deemed to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, 14,416,411 shares of such securities (and such interest relates to more than five percent of such class). 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 a Group. Exhibit A attached hereto identifies each member of the group filing this Schedule 13G pursuant to Rule 13d-1(c). Item 9. Notice of Dissolution of Group. Not Applicable Item 10. Certification. Not Applicable CUSIP NO. 457985 10 9 13G Page 33 of 36 Pages SIGNATURES After reasonable inquiry and to the best of our knowledge and belief, we certify that the information set forth in this statement is true, complete and correct. Dated: January 31, 1997 RIGOLETTO TRUST /s/ Richard E. Caruso By: /s/ Frances C. Holtz - ------------------------- ------------------------------ Richard E. Caruso, Ph.D. Frances C. Holtz Trustee /s/ Frances C. Holtz - ------------------------- Frances C. Holtz TRUST FOR JONATHAN HENRY CARUSO By: /s/ Frances C. Holtz ------------------------------ Frances C. Holtz TRUST PARTNERSHIP Trustee By /s/ Richard E. Caruso ---------------------- Richard E. Caruso President and Partner TRUST FOR PETER JAMES CARUSO By: /s/ Frances C. Holtz ------------------------------ PAGLIACCI TRUST Frances C. Holtz Trustee By: /s/ Frances C. Holtz --------------------- Frances C. Holtz Trustee PROVCO LEASING CORPORATION By: /s/ Richard E. Caruso ------------------------------ Richard E. Caruso President CUSIP NO. 457985 10 9 13G Page 34 of 36 Pages EXHIBIT INDEX Exhibit Title Page No. - ------- ----- -------- Exhibit A Group Members Page 35 Exhibit B Joint Filing Agreement Page 36 CUSIP NO. 457985 10 9 13G Page 35 of 36 Pages EXHIBIT A GROUP MEMBERS Richard E. Caruso Frances C. Holtz Trust Partnership Pagliacci Trust Rigoletto Trust Trust for Jonathan Henry Caruso Trust for Peter James Caruso Provco Leasing Corporation CUSIP NO. 457985 10 9 13G Page 36 of 36 Pages EXHIBIT B JOINT FILING AGREEMENT In accordance with the Rule 13d-1(f) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13G (including amendments thereto) with respect to the Common Stock, par value $0.01 per share, of Integra LifeSciences Corporation, and further agree that this Joint Filing Agreement be included as an Exhibit to such joint filings. In evidence thereof, the undersigned, being duly authorized, have executed this Joint Filing Agreement this 31st day of January, 1997. RIGOLETTO TRUST /s/ Richard E. Caruso By: /s/ Frances C. Holtz - -------------------------- ---------------------------- Richard E. Caruso, Ph.D. Frances C. Holtz Trustee /s/ Frances C. Holtz - -------------------------- Frances C. Holtz TRUST FOR JONATHAN HENRY CARUSO By: /s/ Frances C. Holtz ---------------------------- Frances C. Holtz TRUST PARTNERSHIP Trustee By /s/ Richard E. Caruso ----------------------- Richard E. Caruso President and Partner TRUST FOR PETER JAMES CARUSO By: /s/ Frances C. Holtz ---------------------------- PAGLIACCI TRUST Frances C. Holtz Trustee By: /s/ Frances C. Holtz ---------------------- Frances C. Holtz Trustee PROVCO LEASING CORPORATION By: /s/ Richard E. Caruso ---------------------------- Richard E. Caruso President