Esophageal catheter with gauge
Patent 5836895 Issued on November 17, 1998. Estimated Expiration Date: 
November 17, 2015. 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.
November 17, 2015. 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 ReferencesDevice for sterile storage of a catheter Method and apparatus for the measurement of atrial pressure Method and apparatus for esophageal pacing Esophageal probe for transeophageal cardiac stimulation Electrode locator Patent #: 5518007 InventorAssigneeApplicationNo. 370164 filed on 01/09/1995US Classes:600/593, Esophagus, stomach, or lower alimentary canal600/380, Electrode in esophagus or pharynx600/382, Electrode attached to or positioned relative to a specific external body portion600/393Plural electrodes carried on single supportExaminersPrimary: Hindenburg, MaxAssistant: Wingood, Pamela L. Attorney, Agent or FirmInternational ClassA61B 005/103AbstractA gauging esophageal catheter or stethoscope which is insertable into the esophagus or stomach of a subject or patient, has an elongated, flexible body portion having an instrument carried on a distal end. The catheter has a series of user visible gradations for permitting selective positioning of the instrument at a predetermined insertion depth within the subject. The gradations are calibrated to the height, weight or body surface area of the subject. The gradations may be printed on the body portion, or the body portion may have a transparent portion, and the gradations may be carried on a member internal thereto which is visible through the transparent portion.Other References
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