Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
| Parameter | |||
| Radius (mm) | Mean | Min | Max |
| 1.8 ± 0.5 | 1 | 2.5 | |
|
| |||
| Pressure, mean (mmHg) | Upstream | Post-vein | Drop |
| Venous shear (3 dynes/cm2) | 5.4 | 3.1 | 2.3 |
| Arterial shear (20 dynes/cm2) | 37.6 | 7.8 | 29.8 |
|
| |||
| Flow (mL/min) | Mean | Min | Max |
| Venous shear (3 dynes/cm2) | 24.8 ± 20.9 | 3.7 | 58.1 |
| Arterial shear (20 dynes/cm2) | 200.6 ± 133.2 | 83.7 | 387.5 |
Flow rate calculated based on measured radius, measured pressure change, and approximate length of 10cm using Equation 2.
