Real-time ultrasound can be used to evaluate the anatomy and dynamics of organs and hemodynamic information. This chapter introduces the basic principle and operation skills of two-dimensional and Doppler ultrasonography. It is convenient for doctors who have just started to use ultrasound to ...
- 《Journal of the American Academy of Dermatology》 被引量: 120发表: 2012年 Ultrasound of the infant hip. Part 1. Basic principles Method and the basic principle of infant hip studies by means of ultrasound are described. It is the purpose of this imagingmodality to detect dislocations......
Furness R A.BS 7405:The principle of flowmeter selection. Flow Measurement and Instrumentation . 1991Furness, R.A. 1991, "BS7405: The Principles of ... RA Furness - 《Flow Measurement & Instrumentation》 被引量: 8发表: 1991年 The Physics of Doppler Ultrasound and its Measurement Instrumentati...
aand, in most cases, ultrasound-guided compression results in complete thrombosis of the pseudoaneurysm. 并且,在许多情况下,超声波被引导的压缩结果在pseudoaneurysm的完全血栓形成。 [translate] athe carpet rose again and almost at once they were in rainfores 地毯再上升了,并且几乎立即他们在rainfores [...
The lecture will review the basics of ultrasound transmission, characteristics of sound waves, behaviour of ultrasound at acous- tic boundaries, as well as the resolution and penetration of ultra- sound beam in body tissues. The Doppler effect and the Doppler principle, as well as the time-...
SensorandTransducer •Transducer –Convertsoneformofenergytoanother •Sensor –Convertsaphysicalmeasurandtoanelectricaloutput –Interfacewithlivingsystem–Minimizetheenergyextracted–Minimallyinvasive pressure displacement electricvoltage diaphragm Straingage SignalConditioning •Amplification•Filtering•Impedance...
To facilitate the standard practice of therapeutics based on the principle of evidence-based medicine, updated guidelines for esophageal cancers are published by the National Comprehensive Cancer Network.97 The Japan Esophageal Society has also edited guidelines for the diagnosis and treatment of ...
a这正体现了教育部对精品课程要求特色定位的原则 This was manifesting the Ministry of Education to request the characteristic localization to the high-quality goods curriculum the principle [translate] aGLOBAL LOVE 全球热爱 [translate] a行业代码 Profession code [translate] aRose and Courtney. Rose is ...
Implicit Regularisation Technique: Calculation of the Two-loop $φ^4_4$-theory $β$-function We propose an implicit regularisation scheme. The main advantage isthat since no explicit use of a regulator is made, one can inprinciple avoid undesirable... A Brizola,OA Battistel,M Sampaio,... -...
produced by many grasshopper and katydid species. Later, for example, the very expensive RACAL recorders together with Bruel and Kjäer-microphones and sound level meters solved the problem of ultrasound recordings but at the cost of size and weight. Racal recorders were, in principle, specified ...