London, UK--(Marketwire - November 20, 2007) - Smith & Nephew PLC

20 November 2007

Smith & Nephew PLC - Transaction in Own Shares

Smith & Nephew PLC announces that on 20 November 2007 it purchased 340,000 ordinary shares of US$0.20 at a price of 573.898 pence per share. The purchased shares will be held as treasury shares.

Following the above purchase, Smith & Nephew PLC holds 48,620,000 ordinary shares in treasury, and has 898,698,403 ordinary shares in issue (excluding treasury shares).

Paul Chambers
Company Secretary

                      This information is provided by RNS
            The company news service from the London Stock Exchange