1 EXHIBIT 25.1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ---------- FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ----------- CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) ----------- MARINE MIDLAND BANK (Exact name of trustee as specified in its charter) New York 16-1057879 (Jurisdiction of incorporation (I.R.S. Employer or organization if not a U.S. Identification No.) national bank) 140 Broadway, New York, N.Y. 10005-1180 (212) 658-1000 (Zip Code) (Address of principal executive offices) Charles E. Bauer Vice President Marine Midland Bank 140 Broadway New York, New York 10005-1180 Tel: (212) 658-1792 (Name, address and telephone number of agent for service) 2 Kinetic Concepts, Inc. KCI Properties Limited KCI Real Property Limited KCI Holding Company, Inc. KCI-RIK Acquisition Corp. KCI International, Inc. KCI Air, Inc. Plexus Enterprises, Inc. Medical Retro Design, Inc. KCI Therapeutic Services, Inc. KCI New Technologies, Inc. (Exact name of obligors as specified in its charter) Texas 7352 74-1891727 Texas 7352 Texas 7352 Delaware 7352 Delaware 7352 Delaware 7352 Delaware 7352 Delaware 7352 Delaware 7352 Delaware 7352 8023 Vantage Drive San Antonio, Texas 78230 (210) 524 - 9000 (Zip Code) (Address of principal executive offices) 9 5/8% SENIOR SUBORDINATED NOTES DUE 2007, SERIES B (Title of Indenture Securities) 3 General Item 1. General Information. Furnish the following information as to the trustee: (a) Name and address of each examining or supervisory authority to which it is subject. State of New York Banking Department. Federal Deposit Insurance Corporation, Washington, D.C. Board of Governors of the Federal Reserve System, Washington, D.C. (b) Whether it is authorized to exercise corporate trust powers. Yes. Item 2. Affiliations with Obligor. If the obligor is an affiliate of the trustee, describe each such affiliation. None 4 Item 16. List of Exhibits. Exhibit T1A(i) * - Copy of the Organization Certificate of Marine Midland Bank. T1A(ii) * - Certificate of the State of New York Banking Department dated December 31, 1993 as to the authority of Marine Midland Bank to commence business. T1A(iii) - Not applicable. T1A(iv) * - Copy of the existing By-Laws of Marine Midland Bank as adopted on January 20, 1994. T1A(v) - Not applicable. T1A(vi) * - Consent of Marine Midland Bank required by Section 321(b) of the Trust Indenture Act of 1939. T1A(vii) - Copy of the latest report of condition of the trustee (September 30, 1997), published pursuant to law or the requirement of its supervisory or examining authority. T1A(viii) - Not applicable. T1A(ix) - Not applicable. * Exhibits previously filed with the Securities and Exchange Commission with Registration No. 33-53693 and incorporated herein by reference thereto. 5 SIGNATURE Pursuant to the requirements of the Trust Indenture Act of 1939, the Trustee, Marine Midland Bank, a banking corporation and trust company organized under the laws of the State of New York, has duly caused this statement of eligibility to be signed on its behalf by the undersigned, thereunto duly authorized, all in the City of New York and State of New York on the 11th day of December, 1997. MARINE MIDLAND BANK By: /s/ Frank J. Godino --------------------------- Frank J. Godino Vice President 6 EXHIBIT T1A (vii) Board of Governors of the Federal Reserve System OMB Number: 7100-0036 Federal Deposit Insurance Corporation OMB Number: 3064-0052 Office of the Comptroller of the Currency OMB Number: 1557-0081 FEDERAL FINANCIAL INSTITUTIONS EXAMINATION COUNCIL Expires March 31, 1999 - -------------------------------------------------------------------------------- This financial information has not been reviewed, or confirmed for accuracy or relevance, by the Federal Reserve System. Please refer to page i, Table of Contents, for the required disclosure /1/ of estimated burden. - -------------------------------------------------------------------------------- CONSOLIDATED REPORTS OF CONDITION AND INCOME FOR A BANK WITH DOMESTIC AND FOREIGN OFFICES--FFIEC 031 REPORT AT THE CLOSE OF BUSINESS SEPTEMBER 30, 1997 (950630) (RCRI 9999) This report is required by law; 12 U.S.C. Section 324 (State member banks); 12 U.S.C. Section 1817 (State nonmember banks); and 12 U.S.C. Section 161 (National banks). This report form is to be filed by banks with branches and consolidated subsidiaries in U.S. territories and possessions, Edge or Agreement subsidiaries, foreign branches, consoli- dated foreign subsidiaries, or International Banking Facilities. - -------------------------------------------------------------------------------- NOTE: The Reports of Condition and Income must be signed by an authorized officer and the Report of Condition must be attested to by not less than two directors (trustees) for State nonmember banks and three directors for State member and National Banks. I, Gerald A. Ronning, Executive VP & Controller -------------------------------------------- Name and Title of Officer Authorized to Sign Report of the named bank do hereby declare that these Reports of Condition and Income (including the supporting schedules) have been prepared in conformance with the instructions issued by the appropriate Federal regulatory authority and are true to the best of my knowledge and believe. /s/ Gerald A. Ronning ----------------------------------------- Signature of Officer Authorized to Sign Report 10/27/97 - ---------------------------------------------- Date of Signature The Reports of Condition and Income are to be prepared in accordance with Federal regulatory authority instructions. NOTE: These instructions may in some cases differ from generally accepted accounting principles. We, the undersigned directors (trustees), attest to the correctness of this Report of Condition (including the supporting schedules) and declare that it has been examined by us and to the best of our knowledge and belief has been prepared in conformance with the instructions issued by the appropriate Federal regulatory authority and is true and correct. /s/ Malcolm Burnett - ---------------------------------------------- Director (Trustee) /s/ James H. Cleave - ---------------------------------------------- Director (Trustee) /s/ Bernard J. Kennedy - ---------------------------------------------- Director (Trustee) - -------------------------------------------------------------------------------- FOR BANKS SUBMITTING HARD COPY REPORT FORMS: STATE MEMBER BANK: Return the original and one copy to the appropriate Federal Reserve District Bank. STATE NONMEMBER BANKS: Return the original only in the special return address envelope provided. If express mail is used in lieu of the special return address envelope, return the original only to the FDIC, c/o Quality Data Systems, 2127 Espey Court, Suite 204, Crofton, MD 21114. NATIONAL BANKS: Return the original only in the special return address envelope provided. If express mail is used in lieu of the special return address envelope, return the original only to the FDIC, c/o Quality Data Systems, 2127 Espey Court, Suite 204, Crofton, MD 21114. - -------------------------------------------------------------------------------- FDIC Certificate Number 0 0 5 8 9 -------------------- (RCRI 9030) 7 pd NOTICE This form is intended to assist institutions with state publication requirements. It has not been approved by any state banking authorities. Refer to your appropriate state banking authorities for your state publication requirements. REPORT OF CONDITION Consolidating domestic and foreign subsidiaries of the Marine Midland Bank of Buffalo Name of Bank City in the state of New York, at the close of business September 30, 1997 ASSETS Thousands of dollars ---------- Cash and balances due from depository institutions: Noninterest-bearing balances currency and coin ...................................... $ 1,110,485 Interest-bearing balances ............................... 2,048,920 Held-to-maturity securities ............................. 0 Available-for-sale securities ........................... 3,391,694 Federal funds sold and securities purchased under agreements to resell ............................. 1,342,831 Loans and lease financing receivables: Loans and leases net of unearned income ................................................. 21,487,570 LESS: Allowance for loan and lease losses ................................................. 425,157 LESS: Allocated transfer risk reserve ................... 0 Loans and lease, net of unearned income, allowance, and reserve ......................... 21,062,413 Trading assets .......................................... 968,456 Premises and fixed assets (including capitalized leases) .................................... 221,523 Other real estate owned .................................... 5,545 Investments in unconsolidated subsidiaries and associated companies ..................... 0 Customers' liability to this bank on acceptances outstanding ................................... 23,847 Intangible assets .......................................... 482,701 Other assets ............................................... 537,780 Total assets ............................................... 31,196,195 LIABILITIES Deposits: In domestic offices ..................................... 19,952,350 Noninterest-bearing ..................................... 3,982,634 8 Interest-bearing ........................................ 15,969,716 In foreign offices, Edge, and Agreement subsidiaries, and IBFs .................................. 3,344,008 Noninterest-bearing ..................................... 0 Interest-bearing ........................................ 3,344,008 Federal funds purchased and securities sold under agreements to repurchase .......................... 2,540,798 Demand notes issued to the U.S. Treasury ................... 279,418 Trading Liabilities ........................................ 208,931 Other borrowed money: With a remaining maturity of one year or less ................................................ 1,359,650 With a remaining maturity of more than one year through three years ........................... 73,635 With a remaining maturity of more than three years ............................................ 102,337 Bank's liability on acceptances executed and outstanding ................................... 23,847 Subordinated notes and debentures .......................... 497,711 Other liabilities .......................................... 596,321 Total liabilities .......................................... 28,979,006 Limited-life preferred stock and related surplus ............................................ 0 EQUITY CAPITAL Perpetual preferred stock and related surplus ................................................. 0 Common Stock ............................................... 205,000 Surplus .................................................... 1,983,923 Undivided profits and capital reserves ..................... 10,090 Net unrealized holding gains (losses) on available-for-sale securities ........................ 18,176 Cumulative foreign currency translation adjustments ............................................. 0 Total equity capital ....................................... 2,217,189 Total liabilities, limited-life preferred stock, and equity capital ........................ 31,196,195