Improved Needle Thermocouple for Subcutaneous and Intramuscular Temperature Measurements in Animals and Man

A method is described for the construction of thermocouples inside of a No. 25 hypodermic needle yet still strong enough to withstand hard use in the field. Utilization of the couples in subcutaneous temperature measurements in man and animals outdoors for approximately three years has demonstrated...

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Bibliographic Details
Published in:Review of Scientific Instruments
Main Author: Krog, John
Format: Article in Journal/Newspaper
Language:English
Published: AIP Publishing 1954
Subjects:
Online Access:http://dx.doi.org/10.1063/1.1771175
https://pubs.aip.org/aip/rsi/article-pdf/25/8/799/8339448/799_1_online.pdf
Description
Summary:A method is described for the construction of thermocouples inside of a No. 25 hypodermic needle yet still strong enough to withstand hard use in the field. Utilization of the couples in subcutaneous temperature measurements in man and animals outdoors for approximately three years has demonstrated satisfactory operation under weather conditions varying from rain to arctic temperatures of −50°C.