Procedure
PPH, hemorrhoids, bleeding, pain
STERILE, BLEEDING, HEMORRHOIDS
Preoperative preparation: All patients were given glycerol enema 2 h before surgery to empty the stool.Surgical procedure of PPH: Spinal anesthesia was used for anesthesia. After successful anesthesia, the patient took the jackknife position. The surgical field was routinely disinfected with iodophor, and sterile towels and sheets were laid. The anal dilator was inserted into the anus to expose the hemorrhoids and dentate line. Loop suture of the rectal mucosa with a 2–0 absorbable suture at 3.0 cm from the dentate line. One stitch was sutured with silk in the direction of 3 o’clock and 9 o’clock of the anus. The stapler was inserted, and the mushroom head purse was ligated. The traction wire was drawn out from the side hole, tightened the stapler, held it for 1 min after firing, and slowly withdrew the stapler after loosening. Checked the anastomosis and sutured with 3–0 absorbable suture at the bleeding place to stop the bleeding. Vaseline gauze and hemostatic gauze were used to compress the wound, and the operation was completed.Postoperative analgesic measures: After operation, ketorolac tromethamine 30 mg, q12h, was given intravenously for analgesia.When the patient’s pain is significantly relieved, it will be discontinued. The dose will be increased if necessary. All increased doses of analgesics will be recorded.Severe pain will be treated with an opioid (Bucinnazine Hydrochloride Injection).Operation process of EA at Baliao point: The bilateral Ci liao (BL32) and bilateral Zhong liao (BL33) were selected as acupuncture points (a total of 4 acupuncture points on both sides). Alcohol cotton balls were used to disinfect the acupoints, and 0.30 × 75 mm needles were used for acupuncture with a depth of about 3 cm. The needle was connected to the CMNS6-1 needle stimulator, and EA was stimulated for 20 min (the setting conditions were continuous wave, 40 Hz, level 2 intensity). And the acupuncture therapies were performed by senior attending physicians of the Department of Traditional Chinese Medicine of the Fifth People's Hospital of Shanghai.