(19)
(11) EP 1 372 479 A1

(12)

(43) Date of publication:
02.01.2004 Bulletin 2004/01

(21) Application number: 02704971.7

(22) Date of filing: 13.03.2002
(51) International Patent Classification (IPC)7A61B 5/06
(86) International application number:
PCT/GB2002/001150
(87) International publication number:
WO 2002/071943 (19.09.2002 Gazette 2002/38)
(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: 14.03.2001 GB 0106354

(71) Applicant: Hall Effect Technologies Ltd
Manchester, M5 3EQ (GB)

(72) Inventors:
  • COHEN, Emanuel,Ozair Lee,1 Ladythorn Crescent
    Manchester, M25 9HP (GB)
  • FULLER, John
    Amulree,Perthshire PH8 0DB (GB)

(74) Representative: Wilson Gunn M'Caw 
41-51 Royal Exchange,Cross Street
Manchester M2 7BD
Manchester M2 7BD (GB)

   


(54) DETERMINING THE POSITION OF A SURGICAL PROBE