Tracheotome

Tracheotome

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Description
A patent model of a metal tracheotome invented by Lewis J. Lyman of Manhattan, Kansas, patent US241036A, approved on May 5th, 1881:
"The object of my invention is to provide for more easily effecting an entrance to the trachea than can be done by instruments heretofore in use, and for retaining the instrument in proper place after insertion.
The invention consists in a blade of peculiar shape upon a spring-arm fitted between two spring holding-arms that are formed with T ends, and also in a catch for simultaneously securing and loosening the spring-arms..."
Location
Currently not on view
Object Name
tracheotome, patent model
surgical instrument
Other Terms
Surgery
date made
1880
patent date
1881-05-03
Physical Description
metal (overall material)
Measurements
overall: 5 in x 4 in x 3/4 in; 12.7 cm x 10.16 cm x 1.905 cm
overall: 3/8 in x 5 5/8 in x 2 3/8 in;.9525 cm x 14.2875 cm x 6.0325 cm
ID Number
MG.M-04328
catalog number
M-04328
patent number
US241036A
accession number
89797
subject
Patent Models
See more items in
Medicine and Science: Medicine
Data Source
National Museum of American History
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