Scale
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2002.0575.002
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- OBJECT TYPE
- ADJUSTABLE
- DATE
- 1970
- ARTIFACT NUMBER
- 2002.0575.002
- MANUFACTURER
- Jones Medical Instrument Co.
- MODEL
- Unknown
- LOCATION
- Chicago, Illinois, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 2
- Total Parts
- 3
- AKA
- N/A
- Patents
- N/A
- General Description
- synthetic scale; metal fittings
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 17.4 cm
- Width
- 6.0 cm
- Height
- 3.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Medical Technology
- Category
- Medical equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Jones
- Country
- United States of America
- State/Province
- Illinois
- City
- Chicago
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- Probably used c. 1970s+. Not used after 1981.
- Canada
-
Part of a large collection of medical artifacts, archival material & trade literature transferred to CSTM in 2002 from the former History of Medicine Museum, Toronto On. Originally donated to Academy of Medicine- History of Medicine Museum by Dr. S.W. Epstein, 407-25 Leonard Ave., Toronto, ON M5T 2R2, in 1981. - Function
-
To provide visual display of measured quantity. Specifically, provides reference for rebreathing estimate of arterial partial pressure of carbon dioxide on one side; provides reference for percentage of carbon dioxide humidified gas on reverse. - Technical
-
Adjustable, 2-sided scale used on direct-reading, portable instrument used to diagnose ventilatory failure. - Area Notes
-
Unknown
Details
- Markings
- One side of scale reads "SCALE 1/ REBREATHING/ ESTIMATE OF/ ARTERIAL Pco2/ (MM hG)": dual readings of 0 to 25+ are labelled "OVERVENTILATION"; -30 to 50 are labelled "NORMAL"; and 50 to 100 are labelled "UNDERVENTILATION". Second scale reads "SCALE 2/ % CO2/ HUMIDIFIED/ GAS"; scale marked along both sides 0-15, labelled in increments of 1, and divided in increments of .50.
- Missing
- This component is complete. Fastened to analyzer with silver metal screw & washer.
- Finish
- Black text & markings printed on rigid white synthetic scale.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Jones Medical Instrument Co., Scale, 1970, Artifact no. 2002.0575, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/2002.0575.002/
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