Thumbtack Needle in the Treatment of NVP

As a kind of intradermal needle, thumbtack needle (TTN) is a method of shallow puncture and long-term needle.After the TTN is attached into the acupoints, it will be reserved in the acupoints for 3 days. After 3 days of retention of TTN, the patient is instructed to go to the hospital, where the doctor removes the needle, disinfect the local skin of acupoints and conducts the next TTN treatment. A total of 5 treatments were applied for a duration of 15 days.

"The sham TTN used in the sham TTN group has no needle body and its appearance and shape are similar to the real TTN. But it does not produce a needle-like effect.~The acupoints of sham TN group are the same as those of TN group. The use of sham TN is the same as that of the TN group. After 3 days retention of sham TN, the patient will be instructed to go to the hospital, where the doctor remove the sham TN, and conduct the next treatment after local skin disinfection. A total of 5 treatments will be applied for a duration of 15 days."