04022200 is referenced by 8 patents and cites 5 patents.

A facial mask for the transmission of a gaseous medium to a patient, which incorporates a sealing arrangement which is not damaging to the skin and, concurrently, hermetically seals off the face of the patient. The rim of a facial mask which is adapted to be positioned against the head of the patient has a sealing part which consists of such a material so as to be placeable into a rigid condition through the intermediary of a vacuum or reduced pressure which is present in the sealing part. A removable lid may be provided on the facial mask thereby facilitating that, if need be, the physician is capable of simple and rapid exposure of the patient's face.

Title
Medical facial mask
Application Number
474683
Publication Number
4022200
Application Date
September 8, 1975
Publication Date
May 10, 1977
Inventor
Bjorn Jonson
Lund
SW
Agent
Hill Gross Simpson Van Santen Steadman Chiara & Simpson
Assignee
Siemens Aktiengesellschaft
DT
IPC
A61M 16/00
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