Method and apparatus for pH recording
Patent 4384586 Issued on May 24, 1983. Estimated Expiration Date: 
May 24, 2000. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
May 24, 2000. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3838682 Device for measuring blood gases Patent #: 4005700 InventorApplicationNo. 06/139773 filed on 04/14/1980US Classes:600/361, pH204/403.01, Biological material (e.g., microbe, enzyme, antigen, etc.) analyzed, tested, or included in apparatus600/353Carbon dioxide or other gasesExaminersPrimary: Cohen, Lee S.Attorney, Agent or FirmInternational ClassesA61B 5/00 (20060101)G01N 33/49 (20060101) Foreign Application Priority Data1978-02-17 DKAbstractFor continuous or intermittent monitoring or recording of the in vivo plasma pH of a patient, the patient's acid base status is established with performance of at least one in vitro determination on a blood sample from the patient, and for a period of some hours thereafter, the patient's in vivo plasma pH is determined on the basis of this initial acid base status and the results of non-invasive measurements of the patient's actual blood Pco2.Other References
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