1 EXHIBIT 21.1 KCI Subsidiaries KINETIC CONCEPTS, INC., a Texas corporation (Tax ID #74-1891727) Subsidiaries: 1. KCI Therapeutic Services, Inc., a Delaware corporation (Tax ID #74-2152396) (a) KCI-RIK Acquisition Corp., a Delaware corporation 2. KCI New Technologies, Inc., a Delaware corporation (Tax ID #74-2615226) 3. KCI Properties Limited, a Texas limited liability company (Tax ID #74-2621178) 4. KCI Real Property Limited, a Texas limited liability company, d/b/a Premier Properties (Tax ID #74-2644430) 5. KCI Air, Inc., a Delaware corporation (Tax ID #74-2765302) 6. Medical Retro Design, Inc., a Delaware corporation (Tax ID #74-2652711) 7. KCI Holding Company, Inc., a Delaware corporation (Tax ID #74-2804102) (a) KCI Insurance Company, Ltd., a Cayman Islands corporation (b) KCI Equi-Tron Inc., a Canadian corporation (i) Equi-Tron Mfg. Inc., a Canadian corporation 8. Plexus Enterprises, Inc., a Delaware corporation (Tax ID #74-2814710) (a) NDM(UK) Limited, a United Kingdom corporation 9. The Kinetic Concepts Foundation, a Texas non-profit corporation (Tax ID#74-2822321) 10. KCI International, Inc., a Delaware corporation (Tax ID #51-0307888) (a) KCI Medical Canada, Inc., a Canadian corporation 2 (b) KCI Medical Limited, a United Kingdom corporation (formerly Mediscus International Limited), name change effective October 31, 1995 (i) KCI Medical United Kingdom Limited, a United Kingdom corporation (ii) Mediscus Products Limited, a United Kingdom corporation a. KCII Medical Ltd., a United Kingdom corporation (iii) Home-Care Medical Products Limited (formerly KCII Medical Limited), a United Kingdom corporation (c) KCI Medical Holdings GmbH (formerly KCI Handels GmbH), a German corporation (i) KCI Mediscus Produkte GmbH, a German corporation (ii) KCI Therapie Gerate mbH (formerly Verwalt), a German corporation (d) Equipement Medical KCI, S.A.R.L., a French corporation (e) KCI Mediscus AG, a Swiss corporation (f) KCI Mediscus Klinikausstattung Gesellschaft mbH with domicile in Vienna (g) KCI Europe Holding B.V., a Netherlands corporation (i) KCI Medical B.V., a Netherlands corporation (ii) KCI Medica Espana, S.A., a Spanish corporation (partially incorporated) (h) KCI International-Virgin Islands, Inc., a Virgin Islands corporation (i) Ethos Medical Group Ltd., an Ireland corporation 2 3 (k) KCI Medical Australia PTY, Ltd., an Australian corporation (l) KCI Medical S.r.l., an Italian corporation (m) KCI Medical A/S, Denmark (n) KCI Medical AB, Sweden 3