Trocar
date: label: date made
content: about 1980
name: label: inventor
content: Yoon, InBae
label: maker
content: Yoon, InBae
notes: label: Description
content: A trocar is used to withdraw fluid from a body cavity. This is a prototype of a safety trocar designed to prevent internal injury to the patient by concealing the sharp end of the instrument. When the trocar was inserted into the abdominal cavity, an inner sleeve is pressed forward covering the trocar point and shielding interior anatomical structures from being punctured.
label: Description
content: In Bae Yoon (1936–2014), a prolific inventor and physician who specialized in gynecologic surgery, was born in South Korea and spent many years in the United States. He held 226 U.S. patents and 22 international patents.
label: Description
content: Ref: InBae Yoon, “Safety Puncturing Instrument and Method,” U.S. Patent 4,535,773 (Aug. 20, 1985).
label: Description
content: Kyung Joo Yoon, "The Narrow Path that I have Trod," a paper presented and published by the Severance Alumni Association News of Yonsei University in South Korea.
label: Location
content: Currently not on view
place: label: place made
content: United States: Maryland
topic: label: Subject
content: Surgery
label: Subject
content: Invention
label: Subject
content: Surgical instruments
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Kyung Joo Yoon
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2017.0024.15
label: accession number
content: 2017.0024
label: catalog number
content: 2017.0024.15
objectType: label: Object Name
content: trocar prototype
label: Object Name
content: prototype, trocar
physicalDescription: label: Physical Description
content: plastic (handle material)
label: Physical Description
content: metal (tube material)
label: Measurements
content: overall: 3.6 cm x 4.4 cm x 18.3 cm; 1 13/32 in x 1 23/32 in x 7 7/32 in