EXHIBIT 22.1 KCI SUBSIDIARIES A. Kinetic Concepts, Inc., a Texas corporation (Tax ID #74-1891727) Subsidiaries: 1. KCI Therapeutic Services, Inc., a Delaware corporation (Tax ID #74-2152396) 2. KCI International, Inc., a Delaware corporation (Tax ID #51-0307888) a. KCI Medical Canada Inc., a Canadian corporation b. Mediscus International Limited, a United Kingdom corporation (i) KCI Medical United Kingdom Limited, a United Kingdom corporation c. Mediscus Products Limited, a United Kingdom corporation (i) Home-Care Medical Products Limited, a United Kingdom corporation (ii) KCII Medical Limited, a United Kingdom corporation (formerly Lingard Leasing Limited), [Lingard Plastics Ltd. dissolved] d. KCI Medical Holding GMBH (formerly) KCI Medical GmbH, a Federal Republic of Germany GmbH and (formerly KCI Handels GmbH) (i) KCI Mediscus Produkte GmbH (ii) KCI Therapy Products (Formerly Verwalt) e. Equipement Medical KCI, S.A.R.L., a French corporation f. KCI Medical B.V., a Netherlands corporation g. KCI-Mediscus AG, a Swiss corporation h. Mediscus medizinisch-technische Gerate Handelsgesellschaft mbH Austria i. KCI Europe Holding B.V., a Netherlands corporation j. KCI International-Virgin Islands, Inc., a Virgin Islands corporation k. KCI Medica Espana, S.A., a Spanish corporation l. KCI Medical Australia PTY, Ltd., an Australian corporation m. KCI Medical S.r.l., an Italian corporation [KCI-Mediscus Klinikausstattung Gesellschaft mbH, an Austrian corporation - DISSOLVED IN 1994] 3. KCI Financial Services, Inc., a Delaware corporation (Tax ID #87-0490775) 4. KCI New Technologies, Inc., a Delaware corporation (Tax ID #74-2615226) 5. KCI Properties Limited, a Texas limited liability company, (Tax ID #74-2621178) 6. KCI Real Property Limited, a Texas limited liability company, dba Premier Properties (Tax ID #74-2644430) 7. Medical Retro Design, Inc., a Delaware corporation (Tax ID #74-2652711) 8. KCI Clinical Systems, Inc., a Delaware corporation (Tax ID #74-2675416)