Source: London Stock Exchange plc.

Smith & Nephew PLC - Transaction in Own Shares

London, UK--(Marketwire - July 18, 2007) - 18 July 2007

Transaction in own shares.

Smith & Nephew plc announces that on 18 July 2007 it purchased 600,000 ordinary shares of US$0.20 each at a price of 616.9984 pence per share. The purchased shares will be held as treasury shares.

Following the above purchase, Smith & Nephew plc holds 25,533,000 ordinary shares in treasury, and has 920,737,684 ordinary shares in issue (excluding treasury shares).

Paul Chambers
Company Secretary


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