000004637 001__ 4637 000004637 005__ 20230914041652.0 000004637 0247_ $$2DOI$$a10.6083/M4Z899T5 000004637 037__ $$aDA 000004637 245__ $$aHufnagel valve and graft 000004637 269__ $$a1958 000004637 336__ $$aStill image 000004637 520__ $$aca. 1952-1958 000004637 520__ $$aTwo Hufnagel rigid plastic aortic valve and aortic graft units, and one Hufnagel aortic valve, donated by J. Karl Poppe, M.D., in September 1978. The graft consists of a valve in a plastic tube with open ends and white plastic holders in grooves along the edges. The valve is a plastic ball-and-cage design. All are in good condition. 000004637 520__ $$aOne of two digital photographs (with 78-4_2_3.jpg) of two Hufnagel rigid plastic aortic graft-and-valve units and one Hufnagel artificial aortic valve, used during the period 1952-1958. This image shows the two graft-and-valve units, and the small white cardboard box in which they are housed. A ruler has been placed in the foreground for size comparison. This digital image was originally called 78-4_2_3.jpg. 000004637 520__ $$aMedical Museum Collection, Box 74 000004637 540__ $$fCC BY 000004637 542__ $$fIn Copyright 000004637 650__ $$aProstheses and Implants$$031839 000004637 650__ $$aHeart Valve Prosthesis$$019956 000004637 7001_ $$aHufnagel, C. A. 000004637 8564_ $$95e3662e2-2458-4e21-89cd-ab484ed0d2f6$$s51523$$uhttps://digitalcollections.ohsu.edu/record/4637/files/7ecb5d47b3ac4139b123b1ab6764f05b.jpg 000004637 905__ $$a/rest/prod/s1/78/4m/15/s1784m15q 000004637 980__ $$aHistorical Collections and Archives