Frequently Asked Questions

Why is tourniquet time important?

Prolonged tourniquet application (>1 minute) can cause hemoconcentration, which affects the accuracy of certain lab tests like potassium, protein, and cell counts.

What is the recommended tourniquet time?

Most guidelines recommend releasing the tourniquet within 1 minute of application. Some tests may require even shorter times.

Can I use this on my phone?

Yes! The timer is fully responsive and works great on smartphones and tablets, perfect for bedside use.

Is this tool HIPAA compliant?

Yes. This tool runs entirely in your browser and does not collect, store, or transmit any patient data.

What do the colors mean?

Green (0-30s) is safe, Yellow (30-45s) is caution, Orange (45-60s) is warning, and Red (60s+) means release immediately.

Should I always follow the 1-minute rule?

The 1-minute guideline is standard, but always follow your facility's specific protocols as they may vary based on the tests being performed.

Is this tool free?

Yes, Blood Draw Timer is completely free to use with no limitations or registration required.