Tracheotome

From the online exhibition 'Whatever Happened to Polio?'
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 ..."

Date Made: 1880Patent Date: 1881-05-03

Location: Currently not on view

Subject: Patent Models

Subject:

See more items in: Medicine and Science: Medicine

Exhibition:

Exhibition Location:

Data Source: National Museum of American History

Id Number: MG.M-04328Catalog Number: M-04328Patent Number: US241036AAccession Number: 89797

Object Name: tracheotome, patent modelsurgical instrumentOther Terms: Surgery

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 cmoverall: 3/8 in x 5 5/8 in x 2 3/8 in; .9525 cm x 14.2875 cm x 6.0325 cm

Metadata Usage: CC0

Guid: http://n2t.net/ark:/65665/ng49ca746a5-7858-704b-e053-15f76fa0b4fa

Record Id: nmah_729858

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