306
Participants
Start Date
March 9, 2023
Primary Completion Date
September 30, 2025
Study Completion Date
December 30, 2025
Electroacupuncture
"BL32 and BL33 will be inserted by needles of 0.30×75mm size at an angle of 45°, inward and downward, to the depth of 60-70mm. BL35 will be inserted by needles of 0.30×75mm size, slightly outward and upward, to the depth of 60-70mm. SP6 will be inserted by needles of 0.30×40mm to the depth of 25-30mm. The needles will be lifted, thrust, and twisted evenly three times after insertion to induce the sensation of deqi.~The electronic acupuncture apparatus (Yingdi KWD 808I electro pulse acupuncture therapeutic apparatus, Changzhou Yingdi Electronic Medical Device Co., Ltd) will be connected to the four pairs of needles transversally, with a continuous wave of 5 Hertz (Hz) and an electric current of 2-6.5 milliampere (mA) for BL32, BL33 and BL35, and 0.5 mA-2mA for SP6."
Sham electroacupuncture
"The four pairs of acupoints will be inserted by needles of 0.30×25mm or 0.30×40mm size to a depth of 2-3mm till the needles can stand still. No manipulations will be conducted, and the sensation of deqi will not be induced.~The electronic acupuncture apparatus (Yingdi KWD 808I electro pulse acupuncture therapeutic apparatus, Changzhou Yingdi Electronic Medical Device Co., Ltd) will be connected to the four pairs of needles transversally, with a continuous wave of 5 Hz and a minimal electric current (ideally at a degree which participant can just percept). In about 30 seconds, the electric current will be turned down, leaving the indicator light and ticking sound on."
RECRUITING
Guang'anmen Hospital, China Academy of Chinese Medical Sciences, Beijing
Guang'anmen Hospital of China Academy of Chinese Medical Sciences
OTHER