RNS Number:8911R
Medisys PLC
10 November 2003


SCHEDULE 5

 BLOCKLISTING SIX MONTHLY RETURN

To: Listing Applications
    UK Listing Authority
    Financial Services Authority
    25, The North Colonnade
    Canary Wharf
    London, E14 5HS

             Please ensure the entries on this return are typed

1. Name of company

Medisys PLC

2. Name of scheme

 1. The Medisys PLC Employee Share Option Plan
 2. The Medisys PLC Executive Share Option Scheme
 3. The Lukens Medical Corporation Incentive Stock Option Plan

3. Period of return:

From 16 April 2003 To 16 October 2003

4. Number and class of shares(s) (amount of stock / debt security) not issued 
under scheme

 1. 18,423,336
 2. 178,672
 3. 99,516

5. Number of shares issued / allotted under scheme during period:

 1. 1,076,664
 2. 0
 3. 0

6. Balance under scheme not yet issued / allotted at end of period

18,701,524

7. Number and class of share(s) (amount of stock / debt securities) originally 
listed and the date of admission;

20,291,670
16 April 2002

Please confirm total number of shares in issue at the end of the period in 
order for us to update our records

391,247,034

Contact for queries

Name Jonathan Chapman
Address Medisys PLC, 36 Linhope Street, London, NW1 6HU
Telephone 020 7563 5211

Person making the return

Name

Position

Signature

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

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