London, UK--(Marketwire - October 8, 2007) - 8 October 2007

Transaction in own shares.

Smith & Nephew plc announces that on 8 October 2007 it purchased 275,000 ordinary shares of US$0.20 each at a price of 618.112 pence per share. The purchased shares will be held as treasury shares.

Following the above purchase, Smith & Nephew plc holds 39,895,000 ordinary shares in treasury, and has 906,604,610 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