What is it about?
This article challenges the traditional, oversimplified view of how an erection works. The Old View: Arteries pump blood in, and veins passively let blood out. An erection happens when inflow just happens to be faster than outflow. The New Evidence: This study provides "hemodynamic" (blood flow dynamics) evidence that penile veins are not passive. They play a pivotal role. Due to their specific complex anatomy within the penile layers, they actively compress and close off. The Mechanism: It is this active closing of the venous network—the "veno-occlusive mechanism"—that traps pressurized blood and creates the actual rigidity of an erection.
Featured Image
Photo by ANIRUDH on Unsplash
Why is it important?
A rigid erection is easily attainable post-venous stripping in cadavers with no extensibility of corporeal siFoundation for Cure: If you believe veins are just passive drainpipes, "venous leakage" seems unfixable. By proving veins are specialized structures that should close, it provides the scientific justification for microsurgical repair (PVSS) when they fail. Explaining ED: It explains why men with good arterial flow can still be impotent. It’s not an inflow problem; it’s a blood-trapping failure. Shifting Focus: It forces urology to stop ignoring the venous side of the equation and recognize it as equal in importance to the arterial side.nusoidal wall to express. Implies the correal fibrosis deserves little room for enrolling an impotence contributor.
Perspectives
Given penile venous stripping enhance rigid erection in cadavers, should it work in alive male?.The Surgeon's View (Dr. Hsu): This is the vindication of venous surgery. It proves that the anatomy we dissect has a critical functional role that must be respected and can be repaired. The Patient's View: It helps them understand their condition using a better analogy: Their ED isn't a problem with the faucet (arteries); it's a broken drain plug (veins).
Professor Geng-Long Hsu
Microsurgical Potency Reconstruction and Research Center, Hsu’s Andrology
Read the Original
This page is a summary of: Penile veins play a pivotal role in erection: the haemodynamic evidence, International Journal of Andrology, April 2005, Wiley,
DOI: 10.1111/j.1365-2605.2005.00497.x.
You can read the full text:
Contributors
The following have contributed to this page
