Starr Edwards Heart Valve Prosthesis
name: label: maker
content: Edwards Laboratories
notes: label: Description (Brief)
content: This is a 22mm Starr-Edwards mitral artificial heart valve. After attemping to design a bi-leaflet artificial heart valve, Dr. Albert Starr (born 1926) and engineer M. Lowell Edwards (1898-1982) abandoned the idea of trying to replicate a natural looking valve. Instead they designed a caged ball device for the replacement of the mitral valve.
label: Description (Brief)
content: In the 1950s and 1960s, Rheumatic fever was still a serious problem. When left untreated it can damage the mitral valve. this can include stenosis or narrowing of the valve opening, regurgitation, the leakage of blood or prolapse, a billowing of the mitral leaflets.
label: Description (Brief)
content: The first implantation of a Starr-Edwards valve took place in the summer of 1960. It had a Lucite cage, and a silicone ball or <i>poppets</i>.
label: Description (Brief)
content: In the 1960s and 1970s five Starr-Edwards ball valves were developed including ones such as this in which the metal struts were covered in Teflon.
label: Description (Brief)
content: An archive and artifact collection documenting the development of the Starr Edwards Heart Valve is located at The Oregon Health and Science University.
label: Location
content: Currently not on view
topic: label: Subject
content: Cardiology
label: Subject
content: Prosthesis
label: Subject
content: Artificial Organs
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Artificial Heart Valves
label: See more items in
content: Health & Medicine
creditLine: label: Credit Line
content: Dr. Patrick K. C. Chun
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1981.0731.07
label: accession number
content: 1981.0731
label: catalog number
content: 1981.0731.07
label: model number
content: 6520
label: serial number
content: S 8997
objectType: label: Object Name
content: cardiology
label: Object Name
content: artificial heart valve
label: Other Terms
content: Surgery
physicalDescription: label: Physical Description
content: lucite (overall material)
label: Physical Description
content: silicone (overall material)
label: Physical Description
content: teflon (overall material)
label: Measurements
content: overall: 1 7/8 in x 2 1/8 in; 4.7625 cm x 5.3975 cm