(19)

(11)

EP 1 253 890 A1

(12)

(43) Date of publication: 06.11.2002 Bulletin 2002/45 (21) Application number: 00983427.6 (22) Date of filing: 27.11.2000

(51) International Patent Classification (IPC)7: A61F 6/04 (86) International application number: PCT/IB0001/784 (87) International publication number: WO 0105/8395 (16.08.2001 Gazette 2001/33)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 11.02.2000 GB 0003271 (71) Applicant: Perfect Life Medicine Ltd. Kowloon,Hong Kong SAR (CN)	(72) Inventor: Cheung, Ming, Yuen21st floor Dragon Centre KowloonHong Kong SAR (CN) (74) Representative: Marles, Alan David  Stevens, Hewlett & Perkins1 St Augustine's Place Bristol BS1 4UD Bristol BS1 4UD (GB)