(19)

(11)

EP 0 390 844 A1

(12)

(43) Date of publication: 10.10.1990 Bulletin 1990/41 (21) Application number: 89900630.0 (22) Date of filing: 13.12.1988

(51) International Patent Classification (IPC):  A61N 2/ 00( . ) A61N 2/ 04( . ) A61N 2/ 02( . ) (86) International application number: PCT/GB1988/001102 (87) International publication number: WO 1989/005673 (29.06.1989 Gazette 1989/14)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 14.12.1987 US 19870132202 (71) Applicant: ELECTROMAGNETIC THERAPIES LIMITED Oxford OX1 3LE (GB)	(72) Inventor: WALPOLE, Stephen, John Suffolk IP33 6AY (GB) (74) Representative: Copp, David Christopher  Dummett Copp & Co. 25 The Square Martlesham Heath Ipswich Suffolk IP5 7SL Ipswich Suffolk IP5 7SL (GB)