(19)
(11) EP 0 438 583 A1

(12)

(43) Date of publication:
31.07.1991 Bulletin 1991/31

(21) Application number: 90913314.0

(22) Date of filing: 01.08.1990
(51) International Patent Classification (IPC): 
A61M 16/ 08( . )
 G01N 33/ 497( . )
(86) International application number:
PCT/US1990/004353
(87) International publication number:
WO 1991/001771 (21.02.1991 Gazette 1991/05)
(84) Designated Contracting States:
DE FR GB NL

(30) Priority: 04.08.1989 US 19890389853

(71) Applicant: NELLCOR INCORPORATED
Hayward CA 94545 (US)

(72) Inventors:
  • SHEEHAN, Neil
    Palo Alto, CA 94306 (US)
  • ETTER, Jeffrey, W.
    San Leandro, CA 94579 (US)

(74) Representative: Hartley, David 
4 Dyer's Buildings Holborn
London EC1N 2JT
London EC1N 2JT (GB)

   


(54) IMPROVED AIRWAY ADAPTER WITH PURGE MEANS