1996-02-23
1998-04-14
Bahr, Jennifer
Surgery
Truss
Pad
128664, A61B 5008
Patent
active
057381062
ABSTRACT:
The capnometer of the invention is an equipment which detects a signal which time-varies in accordance with a carbon dioxide concentration from a respiration gas, thereby calculating the carbon dioxide concentration. The capnometer has: carbon dioxide concentration calculating device for detecting the maximum value for each expiration from a concentration signal corresponding to the calculated carbon dioxide concentration, for comparing the maximum value with concentration signals respectively corresponding to a plurality of predetermined concentration ranges, and for outputting one of different control signals for the concentration ranges; and reporting device for outputting a sound corresponding to the carbon dioxide concentration, in accordance with the control signal.
REFERENCES:
patent: 3565058 (1971-02-01), Mansfield
patent: 4067320 (1978-01-01), Olsson et al.
patent: 4269194 (1981-05-01), Rayburn et al.
patent: 4423739 (1984-01-01), Passaro et al.
patent: 4653498 (1987-03-01), New, Jr. et al.
patent: 4907166 (1990-03-01), Corenman et al.
patent: 5081998 (1992-01-01), Yelderman et al.
patent: 5095896 (1992-03-01), Omoigui
patent: 5095913 (1992-03-01), Yelderman et al.
patent: 5363857 (1994-11-01), Howard
Lathi, B.P., "Modern Digital & Analog Communication Systems," The Dryden Press, Saunders College Publishing, Philadelphia, 1989, pp. 6 & 7.
Inoue Masayuki
Ito Masami
Kasuya Hiromitsu
Ono Kohei
Sugiura Masaki
Bahr Jennifer
Nihon Kohden Corporation
Yarnell Bryan K.
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