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. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: JAMA Surg. 2014 Jul 1;149(7):655–662. doi: 10.1001/jamasurg.2013.5067

Figure 3. Reduction of Intraluminal Pressure During Manual Distension of Human Saphenous Veins With a Pressure Release Valve (PRV).

Figure 3

Intraluminal pressure was measured by connecting the distal end of the conduits to a manometer during manual distension in the absence (manual) or presence of the PRV. Inset: Photograph of the PRV.