Lead Sponsor

Tyco Healthcare Group

Age

18 - No limit years

Sex

ALL

Healthy Volunteers

No

•Male or female adult subjects greater than/equal to 18 years of age providing signed informed consent
•Febrile or afebrile
•Planned monitoring of core temperature at a minimum of two separate sites, one of which includes the pulmonary artery
•Planned use of cardiopulmonary bypass for a cardiac surgical procedure.

•Mist tents or oxygen hoods
•Hot or cold applications to the head
•Patients that have the planned use of deep hypothermic circulatory arrest
•Aural anomalies (e.g., external auditory canal less than 2cm in length, persistent ear pain)
•Any other major anomaly, surgery or medical condition precluding participation according to manufacturers' stated exclusions or in the opinion of the principal investigator
•Blood, cerumen, excessive hair, inflammation, infection, ulceration or foreign object in the ear observed by otoscopic examination
•Any other signs or symptoms of distress or a condition which would, or in the opinion of the principal investigator, render their participation in the study detrimental to their well-being.
•Previous refusal or enrollment in this study
•Previous or concurrent participation in a clinical trial of a drug or device within the past 30 days.

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