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set of artificial ear drums

https://mhc.andornot.com/en/permalink/artifact8088
Dates
1954
1958
circa 1954-1958
Collection
University Health Network - Academy of Medicine Collection
Category
Diagnostic & Treatment Artifacts
Classification
Otolaryngology
Accession Number
1981.13.4 a-h
Description
Set of artificial ear drums consisting of six glass vials (a-f) with paper labels and plastic stoppers; (b), (c), and (e) are empty and each of the other vials contains an artificial ear drum which is a malleable rubber tube with an opening at one end; set is contained in a two-piece cardboard box …
  1 image  
Accession Number
1981.13.4 a-h
Collection
University Health Network - Academy of Medicine Collection
Category
Diagnostic & Treatment Artifacts
Classification
Otolaryngology
MeSH Heading
Implants, Artificial
Hearing Loss
Description
Set of artificial ear drums consisting of six glass vials (a-f) with paper labels and plastic stoppers; (b), (c), and (e) are empty and each of the other vials contains an artificial ear drum which is a malleable rubber tube with an opening at one end; set is contained in a two-piece cardboard box (g-h) which has a decorative paper covering and an attached paper label on the cover.
Number Of Parts
8
Part Names
a-f - vials - Size: Length 5.0 cm x Diam. 1.5 cm
g - box top - Size: Length 6.7 cm x Width 6.7 cm x Depth 1.7 cm
h - box base - Size: Length 6.4 cm x Width 6.4 cm x Depth 2.0 cm
Provenance
Acquired from the Academy of Medicine; source: Dr. Michael Hawke of Toronto.
Maker
Henry P. O'Breen
Site Made (City)
Brea
Site Made (State)
California
Site Made (Country)
United States of America
Dates
1954
1958
circa 1954-1958
Date Remarks
Patent for plastic caps was filed in 1954 and published in 1958
Material
glass: clear
rubber: yellow, clear
paper: cream, yellow
ink: brown
plastic: clear
Inscriptions
Printed on label of (g): "HENRY P. O'BREEN // EXCLUSIVE SUPPLIER // THE ARTIFICIAL EARDRUM // P.O. BOX SEVEN BREA, CALIFORNIA"; on (a) "2B"; on (b) "3A"; on (c) "1C"; on (d) "3C"; on (e) "1D"; on (f) "2E"; printed on tops of plastic caps of (a-f): "PAT. // [logo of a letter K inside an eye shape] // PEND."
Permanent Location
Storage Room 0010
0010-E3-17
Condition Remarks
#1: Still in original containers; #2: the artificial ear drums are stuck to the sides of the vials.
Copy Type
Original
Reference Types
Internet
JPG
Reference Comments
United States Patent and Trademark Office (Patent # 2822104); CD #UHN
Images
Less detail