@article{DA, recid = {6825}, title = {Artificial heart valve}, number = {DA}, abstract = {Digital scan of a 35mm slide. Image of a ball-and-cage style artificial heart valve with protruding metal hooks. The plastic ball has been removed and set next to the cage on a green background, with a ruler included to indicate size. The metal hooks were meant to grab onto tissue as the valve was rotated into place.}, url = {http://digitalcollections.ohsu.edu/record/6825}, doi = {https://doi.org/10.6083/M4930RTH}, }