Stethoscope
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Ingenium,
2002.0850.001
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- OBJECT TYPE
- non-specific/binaural/Littmann
- DATE
- 1961–1979
- ARTIFACT NUMBER
- 2002.0850.001
- MANUFACTURER
- Cardiosonics
- MODEL
- Unknown
- LOCATION
- Cambridge, Massachusetts, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- Dull silver metal ear tubes; silver metal chest piece may be nickel-plated; off-white moulded synthetic ear buds; dull, dark brown synthetic tubing; opaque synthetic membrane bordered by dark [black?] ring.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 25.5 cm
- Width
- 12.5 cm
- Height
- 2.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Medical Technology
- Category
- Instruments
- Sub-Category
- N/A
Manufacturer
- AKA
- Cardiosonics
- Country
- United States of America
- State/Province
- Massachusetts
- City
- Cambridge
Context
- Country
- North America
- State/Province
- Unknown
- Period
- Presumably used c. 1960s-1970s; possibly also used later.
- 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. - Function
-
Allows user to hear sounds from within the body. Especially used to listen to heart, pulse & lungs. - Technical
-
Developed by Dr. David Littmann in 1961, this instrument rapidly became popular: it's simple design remains the basis for most stethoscopes used in medical practice today [2010]. It's open chest piece allows the user to better hear low-pitched sounds; firm tubing has a single lumen bore; it is constructed of the shortest practical overall length; has a spring with precise tension to hold the ear tubes apart; and is lightweight and convenient to carry and use. - Area Notes
-
Unknown
Details
- Markings
- "LITTMANN STETHOSCOPE/ PAT. PEND./ BY CARDIOSONICS" stamped into back of chest piece. UHN catalogue no. "X966.7" printed by hand in white ink on ear tubes.
- Missing
- Appears complete.
- Finish
- Dull silver metal ear tubes; silver metal chest piece may be nickel-plated; off-white moulded synthetic ear buds; dull, dark brown synthetic tubing; opaque synthetic membrane bordered by dark [black?] ring.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Cardiosonics, Stethoscope, circa 1961–1979, Artifact no. 2002.0850, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/2002.0850.001/
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