Smith & Nephew Plc announces Transaction in Own Shares


LONDON, UK--(Marketwire - May 20, 2008) -



Transaction in own shares.


Smith & Nephew plc announces that on 20 May 2008 it purchased
180,000
ordinary shares of USUSD0.20 each at a price of 555.9998 pence per
share.
The purchased shares will be held as treasury shares.

Following the above purchase, Smith & Nephew plc
holds 60,559,483 ordinary shares in treasury, and
has 888,215,916 ordinary shares in issue (excluding treasury
shares).



Paul Chambers

Company Secretary

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