Vacuum Constriction Device: Data From Nih Seer Program
Until Nadig published his results on its efficacy, VCD was relatively unknown to the urological community. In his original study, more than 90% of patients (32/35) achieved firm erections sufficient for vaginal penetration. This was followed by a long-term study published in 1993 that reported excellent, durable results of patient’s satisfaction and quality of erections greater than 90%. Since then, many studies have demonstrated that VCD therapy is an effective noninvasive treatment alternative for ED. However, many of these studies were done in the mid-1990s when the role of VCD was still being defined.
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