Needle guides are available on several transvaginal transducer/ probes and attach onto the shaft. ... Probes with the smallest shaft size may be preferred in virgins or young girls and in older women with atrophic vaginas. ... which yielded an audible frequency to the usersa#39; earphones, to current pulsed-Doppler systems that are now capable of yielding ... 7.0 20-50 Sector Corometrics 5.0 15-45 60Ad Curvilinear 14.0 1.6-2.0 Medical Systems (convex) Diasonics 7.5 20-40 100Ad Mechanicalanbsp;...
|Title||:||The Principles and practice of ultrasonography in obstetrics and gynecology.|
|Author||:||Arthur C. Fleischer, Roberto Romero, Frank A. Manning|