Patents by Inventor Merilainen Pekka

Merilainen Pekka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and arrangement for processing respiratory gas of an intubated patient
    Patent number: 5964219
    Abstract: A method and an arrangement for processing respiratory gas of an intubated patient, wherein the level of humidity of the inhalation gas is increased, if necessary, before the gas is supplied to the patient. To provide accurate and correctly timed humidification, the patient's respiratory volume is measured, the amount of water discharged from the patient is determined on the basis of the measured respiratory volume, and a desired amount of water, dependent on the amount of water discharged from the patient, is supplied to the patient's respiratory tract during the next respiratory phase(s).
    Type: Grant
    Filed: June 18, 1997
    Date of Patent: October 12, 1999
    Assignee: Instrumentarium Oy
    Inventor: Merilainen Pekka