Super harmonic imaging: a new imaging technique for improved contrast detection von Bouakaz, Ayache, Frigstad, Sigmund, Ten Cate, Folkert J, de Jong, Nico

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Accurate and reproducible measurement of left ventricular volume and ejection fraction by contrast echocardiography: A comparison with magnetic resonance imaging von MALM, Siri, FRIGSTAD, Sigmund, SAGBERG, Einar, LARSSON, Henrik, SKJAERPE, Terje

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Improved contrast to tissue ratio at higher harmonics von Bouakaz, Ayache, Frigstad, Sigmund, Ten Cate, Folkert J., de Jong, Nico

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Quantification of resting myocardial blood flow velocity in normal humans using real-time contrast echocardiography. A feasibility study von Malm, Siri, Frigstad, Sigmund, Helland, Frode, Oye, Kjetil, Slordahl, Stig, Skjarpe, Terje

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Real-time Simultaneous Triplane Contrast Echocardiography Gives Rapid, Accurate, and Reproducible Assessment of Left Ventricular Volumes and Ejection Fraction: A Comparison with Ma... von Malm, Siri, Frigstad, Sigmund, Sagberg, Einar, Steen, Per Arvid, Skjarpe, Terje

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Quantitative Adenosine Real-time Myocardial Contrast Echocardiography for Detection of Angiographically Significant Coronary Artery Disease von Malm, Siri, Frigstad, Sigmund, Torp, Hans, Wiseth, Rune, Skjarpe, Terje

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Ultrasonography von Eriksen, Morten, Frigstad, Sigmund

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Automatic timing of aortic valve closure in apical tissue Doppler images von Aase, Svein Arne, Stoylen, Asbjørn, Ingul, Charlotte Bjork, Frigstad, Sigmund, Torp, Hans

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Effect of Microsphere Size Distribution on the Ultrasonographic Contrast Efficacy of Air-Filled Albumin Microspheres in the Left Ventricle of Dog Hearts von SONTUM, PER C, WALDAY, PER, DYRSTAD, KNUT, HOFF, LARS, FRIGSTAD, SIGMUND, CHISTIANSEN, CATH

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Effects of Ultrasound Contrast During Tissue Velocity Imaging on Regional Left Ventricular Velocity, Strain, and Strain Rate Measurements von Malm, Siri, Frigstad, Sigmund, Stoylen, Asbjorn, Torp, Hans, Sagberg, Einar, Skjarpe, Terje

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Accurate and reproducible measurement of left ventricular volume and ejection fraction by contrast echocardiography von Malm, Siri, Frigstad, Sigmund, Sagberg, Einar, Larsson, Henrik, Skjaerpe, Terje

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Automated Interventricular Septum Thickness Measurement from B-Mode Echocardiograms von Subramanian, Navneeth, Padfield, Dirk, Thiruvenkadam, Sheshadri, Narasimhamurthy, Anand, Frigstad, Sigmund

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Determinants of myocardial hypoperfusion analyzed for the interventricular septum using power Doppler harmonic imaging with contrast echocardiography in humans: A methodologic appr... von Hagendorff, Andreas, Göckritz, Alexander, Wunderlich, Andre, Frigstad, Sigmund, Pfeiffer, Dietrich, Becher, Harald

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MULTIPLE TRANSDUCER AUTOMATIC INITIATION von FRIGSTAD SIGMUND, HOYE HAAKON

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WIRELESS CHARGING SYSTEM FOR WIRELESSLY CHARGING ULTRASOUND IMAGING SYSTEM von Bohori Adnan, Kanakasabai Viswanathan, Memana Narayana Bhat Suma, Varna Srinivas, Raghunathan Arun Kumar, Frigstad Sigmund

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VERBESSERUNGEN BEZÜGLICH DER ULTRASCHALL-ABBILDUNG von ERIKSEN, MORTEN, FRIGSTAD, SIGMUND

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METHOD AND SYSTEM FOR MEASURING A VOLUME OF AN ORGAN OF INTEREST von Torp Anders Herman, Patil Abhijit Vishwas, Panicker Mahesh R, Varna Srinivas, Annangi Pavan Kumar V, Frigstad Sigmund

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B-mode effects of third-generation sonographic contrast agents von Østensen, Jonny, Frigstad, Sigmund, Eriksen, Morten

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IMPROVEMENTS IN OR RELATING TO ULTRASONOGRAPHY von ERIKSEN, MORTEN, FRIGSTAD, SIGMUND

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Methods and apparatus for combined audible and ultrasound inspection of objects, including patients von GELLY JEAN-FRANCOIS, FRIGSTAD SIGMUND, TORP HANS GARMANN

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