Best Practices for Collecting Blood Specimens Using Tan Top Tube in Medical Labs

Summary

  • Properly identify the patient and obtain Informed Consent before collecting blood specimens.
  • Use a tan top tube containing an Anticoagulant to collect a blood sample for laboratory testing.
  • Follow standard procedures for labeling, handling, and transporting blood specimens to ensure accurate and reliable results.

Introduction

Collecting blood specimens for laboratory testing is a crucial aspect of healthcare delivery in the United States. Proper handling and processing of blood samples are essential to ensure accurate and reliable Test Results. In this article, we will discuss the accepted guidelines and procedures for collecting blood specimens using a tan top tube in a medical lab setting.

Identifying the Patient and Obtaining Informed Consent

Before collecting a blood specimen from a patient, it is essential to properly identify the individual to ensure that the correct sample is obtained. This process involves verifying the patient's identity using two unique identifiers, such as name, date of birth, or medical record number. Healthcare Providers should also obtain Informed Consent from the patient before collecting a blood sample, explaining the purpose of the test and any potential risks or benefits involved.

Choosing the Tan Top Tube for Blood Collection

The tan top tube is commonly used for collecting blood specimens for Toxicology and Therapeutic Drug Monitoring tests. This tube contains an anticoagulant, typically ethylenediaminetetraacetic acid (EDTA), which prevents the blood from clotting and preserves the integrity of the sample for testing. When selecting the appropriate tube for blood collection, it is important to consider the specific requirements of the tests being performed and follow the instructions provided by the laboratory.

Preparing the Patient and the Equipment

Prior to collecting a blood specimen, Healthcare Providers should prepare the patient by explaining the procedure and addressing any concerns or questions they may have. It is essential to ensure that the patient is in a comfortable position with easy access to the Venipuncture site. The healthcare provider should also gather all necessary equipment, including the tan top tube, a needle and syringe or vacutainer system, alcohol swabs, and adhesive bandages.

Performing the Venipuncture

The following steps should be followed when performing a Venipuncture using a tan top tube:

  1. Prepare the Venipuncture site by cleaning the area with an alcohol swab and allowing it to dry.
  2. Select an appropriate vein for blood collection, typically the median cubital vein or the back of the hand.
  3. Apply a Tourniquet proximal to the Venipuncture site to engorge the vein and make it easier to access.
  4. Insert the needle into the vein at a 15 to 30-degree angle with the bevel facing up.
  5. Once blood flow is established, release the Tourniquet and fill the tan top tube until the recommended volume is reached.
  6. Remove the needle and apply pressure to the Venipuncture site with a gauze pad to stop any bleeding.
  7. Label the tan top tube with the patient's name, date of birth, and the date and time of collection.

Handling and Transporting Blood Specimens

After collecting a blood specimen using a tan top tube, it is essential to handle the sample properly to ensure its integrity and prevent contamination. The following guidelines should be followed when handling and transporting blood specimens:

  1. Place the labeled tan top tube in a biohazard bag or container to prevent leaks or spills during transport.
  2. Store the sample at the appropriate temperature and conditions required by the laboratory, typically at room temperature or on ice.
  3. Transport the blood specimen to the laboratory in a timely manner to prevent degradation of the sample and ensure accurate Test Results.
  4. Document the collection, handling, and transport of the blood specimen in the patient's medical record to maintain a complete and accurate record of the testing process.

Conclusion

Collecting blood specimens using a tan top tube in a medical lab setting requires adherence to accepted guidelines and procedures to ensure the accuracy and reliability of Test Results. Healthcare Providers should follow standard protocols for patient identification, Informed Consent, Venipuncture, specimen handling, and transport to maintain quality and safety in laboratory testing.

a-phlebotomist-demonstrates-how-to-collect-blood

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