LiDCO Group Plc

("LiDCO" or the "Company")

Sale of Employee Benefit Trust shares

LiDCO Group Plc (AIM: LID), the cardiovascular monitoring company, announces that it has been notified of the sale today of 302,118 Ordinary shares at a price of 20.25p per share by EES Trustees International Limited, which is the trustee of the LiDCO Group Plc Employee Benefit Trust. The Employee Benefit Trust is no longer required by the Company and will be closed.

Accordingly the proceeds of the sale (net of costs) are to be returned to the Company by way of repayment of the loan made by the Company to the Trust on its establishment in 2001. The monies will be used for working capital to assist with the expansion of its global business.

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About LiDCO Group Plc

LiDCO is a leading supplier of minimally invasive hemodynamic monitoring equipment and disposables. These are used primarily for the management of hospital patients requiring critical care or at major cardiovascular risk. LiDCO's computer-based technology significantly reduces the complications (particularly infections) and costs associated with major surgery. The technology was invented in the Department of Applied Physiology based at St Thomas' Hospital, London. LiDCO is based in the UK and its shares are traded on AIM. For more information please see www.lidco.com.

The Company's manufacturing facility is in Hoxton, London and its current products are:

* LiDCOplus and PulseCO monitors: these computer-based platforms are used in the Intensive Care Unit for real-time continuous display of hemodynamic parameters including cardiac output, oxygen delivery and fluid volume (PPV% and SVV%)

* LiDCO disposables: used in conjunction with the LiDCOplus Monitor for accurate measurement of cardiac output in a minimally invasive manner

* LiDCOview: an easy-to-use graphical display of historical LiDCOplus hemodynamic data. Both clinical researchers and routine users can view beat-to-beat hemodynamic data collected with the LiDCOplus. LiDCOviewSE is the standard version of this tool and is available for free, allowing anyone to download and access data from the LiDCOplus. LiDCOviewPRO is the Professional version, allowing users to analyse, export and report the LiDCOplus data. A free trial of LiDCOviewPRO is available for evaluation purposes prior to purchase

* LiDCOlive: a software product in development for the remote display of hemodynamic monitoring parameters derived through use of the LiDCOplus or LiDCOrapid monitors

* LiDCOrapid : our new cardiac output monitor designed specifically for use in the Operating Theatre for fluid and drug management at the point of care

Distribution Network:

The Company has now achieved registration of its products in 14 markets in Europe, the USA, Brazil, South Korea and Japan. It sells direct in the UK and USA, and elsewhere through a worldwide network of speciality critical care and anesthesia distributors.