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A prospective 2 1/2 year study of 50 infants with combined respiratory distress syndrome (RDS) and patent ductus arteriosus (PDA) was undertaken to determine whether echocardiographic measurements combined with clinical assessment could be used to select those infants who needed cardiac...
A technique for percutaneous puncture guided by real‐time scanning is described. By means of a special puncture adaptor fastened to one end of a multitrandscuer, a needle can be guided in the plane of scanning in an adjustable angle to the transducer front. By this technique, the puncture target...
A conventional B scan ultrasound unit was modified by the addition of a specially built logarithmic amplifier and a high resolution nonstorage oscilloscope, as suggested by Taylor and Carpenter. One hundred five consecutive patients submitted for radionuclide imaging of the liver were examined...
Fifteen patients were studied with phonocardiography (phono) and echocardiography (echo) three to 13 months after mitral valve replacement with Lillehei‐Kaster mitral valve prostheses. Echo measurements in all patients included prosthesis excursion (DE), opening velocity (OV), closing velocity...
A large residual common hepatic duct stone was fragmented successfully by a flexible ultrasonic drill passed through a T‐tube tract into the duct.
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