Blood lancet

Blood Lancet

A blood lancet is a small medical implement used for capillary blood sampling. A blood lancet is similar to a small scalpel but with a double-edged blade or needle. Lancets are used to make punctures, such as a fingerstick, to obtain small blood specimens. The blood lancet is most commonly used by diabetics during blood glucose monitoring.

History

The term "lancet" comes from the Latin lancea, meaning "light spear". Lancets were originally used in medicine and surgery, dating back to the Bronze Age and early Iron Age. In modern times, they have been adapted for use in procedures such as glucose testing and for collecting DNA samples.

Types of Blood Lancets

There are three main types of blood lancets: traditional, safety, and personal lancets.

Traditional Lancets are the most common type and are often used in conjunction with a lancing device to draw blood.

Safety Lancets have a built-in device to prevent accidental needle sticks and cross-contamination between users.

Personal Lancets are designed for individual use and are often used by diabetics for daily blood glucose monitoring.

Usage

The use of a blood lancet involves puncturing the skin to draw blood. The most common site for a lancet puncture is the fingertip. This procedure is generally performed by healthcare professionals, but it can also be done by patients themselves, particularly in the case of diabetics who need to monitor their blood glucose levels regularly.

Safety and Disposal

Used lancets are considered biohazardous waste and should be disposed of properly to prevent needlestick injuries and the spread of infectious diseases. Many areas have regulations about the disposal of medical waste, including used lancets.

See Also

• Lancing device
• Capillary blood sampling
• Blood glucose monitoring
• Diabetes management