Abstract: The present invention provides an improved anaesthetic scavenging face mask having a scavenging channel running along the perimeter of the mask. The mask is provided with an anaesthetic gas inlet and a vacuum outlet. The scavenging channel is connected to the vacuum outlet.
Type:
Grant
Filed:
February 13, 1987
Date of Patent:
September 13, 1988
Assignee:
MDT Diagnostic Company
Inventors:
John C. Schmoegner, Charles B. Swenson, J. Miles Branagan