Phlebotomy ASCP

American Society for Clinical Pathology phlebotomy certification.

Introduction to PhlebotomySafety and Infection ControlBlood Collection Methods
Order of Draw and Tube TypesPatient Identification and Special PopulationsComplications and Troubleshooting
Preparing for the ASCP ExamProfessionalism and CommunicationQuality Assurance and Documentation
Time Management for Test DayActive Recall and Practice
Introduction to Phle...Safety and Infection...Blood Collection Met...Order of Draw and Tu...Patient Identificati...Complications and Tr...Preparing for the AS...Professionalism and ...Quality Assurance an...Time Management for ...Active Recall and Pr...
Basic Concepts

Blood Collection Methods

Different Ways to Collect Blood

There are several methods for drawing blood, and choosing the right one depends on the patient's age, vein quality, and test requirements.

Venipuncture

This is the most common method—using a needle to draw blood from a vein, usually in the arm.

Capillary Puncture

A fingerstick or heelstick is used for small amounts of blood, often in children or when veins are hard to access.

Butterfly Needle

Also known as a winged infusion set, this tool is great for small or fragile veins.

Tips for Success

  • Always identify the best vein by touch and sight.
  • Be gentle to reduce discomfort and bruising.
  • Follow the correct order of draw for tubes to prevent contamination.

Applications

Mastery of these techniques ensures patient comfort and sample quality—two things labs and doctors rely on!

Examples

  • Venipuncture is performed for routine blood tests in adults.

  • A fingerstick is used to check blood sugar levels in diabetic patients.

In a Nutshell

There are multiple methods for blood collection, each suited to different situations and patient needs.

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Order of Draw and Tube Types