How to use blood collection needle

Taking the more commonly used pen-type blood collection needle in daily life as an example, the usage method is as follows:

Action demonstration:

Step 1 Install the blood collection needle

Unscrew the adjusting head of the blood collection pen, and put the blood collection needle into the blood collection pen.

Step 2 Unscrew the protective cap of the blood collection needle

Rotate the protective cap of the blood collection needle vertically, put it to one side, and put the adjustment head of the blood collection needle back.

Step 3 Adjust the puncture depth

Turn the lancing pen to adjust the front part of the head, and choose the appropriate puncture depth. It is recommended to start from 2, and thicker skin can be rotated to a larger number.

Step 4 Prepare the blood collection pen

Pull back the handle of the lancing device, and release it when you hear a "click" sound or it cannot be pulled.

Step 5 blood collection

Disinfect your fingertips with an alcohol swab, stick the blood collection pen close to your fingertips, and press the eject button to collect blood.

Step 6 Handle the blood collection needle

Unscrew the adjusting head of the blood collection pen, put the protective cap of the blood collection needle back on the blood collection needle to prevent the needle tip from being exposed, push the needle unloading push rod forward, and put the used blood collection needle into the waste bin.