(19)

(11)

EP 0 414 791 A1

(12)

(43) Date of publication: 06.03.1991 Bulletin 1991/10 (21) Application number: 89906246.0 (22) Date of filing: 18.05.1989

(51) International Patent Classification (IPC):  A61B 18/ 20( . ) A61C 3/ 02( . ) A61F 9/ 008( . ) B23K 26/ 00( . ) B23K 26/ 04( . ) A61C 1/ 00( . ) A61F 9/ 00( . ) A61N 5/ 06( . ) B23K 26/ 03( . ) A61B 18/ 22( . ) (86) International application number: PCT/US1989/002094 (87) International publication number: WO 1989/011260 (30.11.1989 Gazette 1989/28)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 19.05.1988 US 19880195843 (71) Applicant: REFRACTIVE LASER RESEARCH & DEVELOPMENT PROGRAM, LTD. San Antonio, TX 78229 (US)	(72) Inventors: TABOADA, John San Antonio, TX 78230 (US) POIRIER, Robert, H. San Antonio, TX 78229 (US) (74) Representative: Buchner, Otto, Dr.rer.nat., et al  Patentanwälte Westphal, Buchner, Mussgnug Neunert, Göhring Mozartstrasse 8 D-80336 München D-80336 München (DE)