A recording from the heart sound laboratory at The Johns Hopkins Hospital, recorded in 1955. Video is a real-time spectrograph of the heart sound, EKG and respiration recordings from playback of the digitized audio file in Izotope RX.
Third year medical student Reginald Davis holding his son James with Levi Watkins, and Vivien Thomas in front of Johns Hopkins Hospital Administration Building.
Clamp for the temporary occlusion of the pulmonary artery, devised for Blalock's use by Vivien Thomas and William Longmire, working with the Baltimore surgical supply house Murray Baumgartner & Co.
Richard Bing Richard Bing performing a procedure on a child in the cardiac catheterization lab of the Johns Hopkins Hospital with assitance of an unidentified man.