What is the operation of bloodletting therapy at the twelve well points

Bloodletting therapy for the twelve well points is performed with a three-pronged needle, and the method of needling is chosen to be the puncture method, which is an operation to puncture the skin at the location of the acupoint and release a small amount of blood.
The specific operation of the bloodletting therapy of the twelve well acupuncture points is that the doctor holds the three-pronged needle in the right hand, pinches the handle with the thumb and forefinger, and presses the middle finger against the lower end of the needle, with the tip of the needle exposed for 3~5mm.
Before puncture, the proposed puncture site or its surrounding methods such as pushing, kneading, squeezing, stroking, etc., so that the local congestion, and then routinely disinfected.
When puncture, the betting hand to fix the puncture site, the stabbing hand holding the needle, aligned with the puncture site to quickly puncture the exit, and then gently squeeze around the needle hole, so that the bleeding is a little, and then a sterile dry cotton ball to press the needle hole.
It should be noted that bloodletting therapy should not be used by people who are dizzy with needles, pregnant women and patients with bleeding disorders.
Bloodletting therapy at the twelve well points needs to be operated by a doctor, please do not operate on your own, in order to avoid improper operation, which may lead to adverse consequences.