نتایج جستجو برای: ultrasound scanner

تعداد نتایج: 127783  

2008

References 1. Curry GR, White DN: Color coded ultrasonic differential velocity arterial scanner (Echoflow). Ultrasound Med Biol 4: 27-35, 1978 2. Barnes RW, Russell HE, Bone GE, Slaymaker EE: Doppler cere­ brovascular examination: Improved results with refinements in tech­ nique. Stroke 8: 468-71, 1977 3. Gee W, Mehigan JT, Wylie EJ: Measurement of collateral cerebral hemispheric blood pressure...

Journal: :Anesthesiology 1999
S T Verghese W A McGill R I Patel J E Sell F M Midgley U E Ruttimann

BACKGROUND Percutaneous cannulation of the internal jugular vein in infants is technically more difficult and carries a higher risk of carotid artery puncture than in older children and adults. In this prospective study, the authors tested their hypothesis that using an ultrasound scanner would increase the success of internal jugular cannulation and decrease the incidence of carotid artery pun...

2008

References 1. Curry GR, White DN: Color coded ultrasonic differential velocity arterial scanner (Echoflow). Ultrasound Med Biol 4: 27-35, 1978 2. Barnes RW, Russell HE, Bone GE, Slaymaker EE: Doppler cere­ brovascular examination: Improved results with refinements in tech­ nique. Stroke 8: 468-71, 1977 3. Gee W, Mehigan JT, Wylie EJ: Measurement of collateral cerebral hemispheric blood pressure...

Journal: :Stroke 1982
W Gee

References 1. Curry GR, White DN: Color coded ultrasonic differential velocity arterial scanner (Echoflow). Ultrasound Med Biol 4: 27-35, 1978 2. Barnes RW, Russell HE, Bone GE, Slaymaker EE: Doppler cere­ brovascular examination: Improved results with refinements in tech­ nique. Stroke 8: 468-71, 1977 3. Gee W, Mehigan JT, Wylie EJ: Measurement of collateral cerebral hemispheric blood pressure...

Journal: :Medical physics 2013
Spiros Kotopoulis Georg Dimcevski Odd Helge Gilja Dag Hoem Michiel Postema

PURPOSE The purpose of this study was to investigate the ability and efficacy of inducing sonoporation in a clinical setting, using commercially available technology, to increase the patients' quality of life and extend the low Eastern Cooperative Oncology Group performance grade; as a result increasing the overall survival in patients with pancreatic adenocarcinoma. METHODS Patients were tre...

Journal: :Journal of the Japan Veterinary Medical Association 1984

2014
Vladimir Turkevich Sergey Kanaev

Background The ExAblate system is a non-invasive thermal ablation device that has been used for the ablation of tissue. This system combines a focused ultrasound surgery delivery system and a conventional diagnostic 1.5 T MRI scanner (MRgFUS/MR guided focused ultrasound surgery). Starting from 2009 up to 2012 our Institute participated in the clinical randomized multi-site study to evaluate saf...

2007
Luis Bf Castellanos Arturo Vera Antonio Ramos Miguel Rodríguez Lorenzo Leija

The quantitative analysis of the alterations that suffers a pulse of ultrasound when it propagates through a tissue can provide information of qualitative parameters of them. Therefore, it allows distinguishing various pathologies [1, 2, 3]. One of the first measurements realized systems scanner type A is the Time Of Flight (TOF) of an echo of ultrasound, with the purpose of obtaining the veloc...

Journal: :Chest 1988
P C Yang L N Lee K T Luh S H Kuo S P Yang

Eleven patients with Pancoast tumor, who failed to yield diagnostic materials by conventional sputum cytology and fiberoptic bronchoscopy, were studied by real-time linear-array and sector ultrasonography. The sector scanner through the supraclavicular approach adequately visualized the external profile and the internal texture of the lesions in all 11 patients, which is a significant improveme...

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