POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS that the undersigned
hereby constitutes, designates and appoints Martin J. Landon,
Stephen D. Seidel, Brian Busenlehner, R. James Cravens,
John T. Bibb and Farina Rabbi as such person's true and lawful
attorneys-in-fact and agents, each with full power of substitution
and resubstitution and full power to act alone and without the
other, for the undersigned and in the undersigned's name, place
and stead, in any and all capacities, to execute, acknowledge,
deliver and file any and all filings required by the Securities
Exchange Act of 1934, as amended, including Sections 13 of 16
of such act, and the rules and regulations thereunder, and
requisite documents in connection with such filings, respecting
securities of Kinetic Concepts, Inc., a Texas corporation,
including but not limited to Forms 3, 4 and 5 and Schedules
13D and 13G under such act and any amendments thereto.

This power of attorney shall be valid from the date hereof
until revoked by the undersigned.

IN WITNESS WHEREOF, the undersigned has executed this
instrument as of the 21st day of May, 2008.

/s/ Paul G. Thomas
Paul G. Thomas