Development and Application Research of Fennel Acupressure Patches for Abdominal Warming in Gastrointestinal Function Recovery Following Colorectal Cancer Surgery

INTERVENTION: Control group:Following radical surgery for colorectal cancer, a standardised care protocol is implemented and disseminated to patients and primary carers in the form of booklets and videos.;Intervention Group 1:In addition to the standard care protocol, the traditional fennel hot compress method shall be administered twice daily, commencing from the first postoperative day.;Intervention Group 2:Building upon the standard care protocol, commencing from the first postoperative day, apply self‐adhesive abdominal warming patches containing fennel essential oil to the corresponding acupoints using the fennel acupoint warming abdominal positioning gauge. This should be performed twice daily, with each application lasting 30 minutes.; CONDITION: Colorectal cancer PRIMARY OUTCOME: Time of first flatus and bowel movement after surgery;Postoperative complication rate;Postoperative recovery feeding schedule;Time of first ambulation following surgery;Postoperative hospital stay; SECONDARY OUTCOME: Hospitalisation costs; INCLUSION CRITERIA: (1) The patient has primary colorectal cancer according to the NCCN guidelines for pathological diagnosis of colorectal cancer; (2) Age = 18 years; (3) Expected to undergo radical colorectal cancer surgery via laparoscopic, robotic, or open approaches; (4) Possesses normal cognitive and expressive abilities; (5) Voluntarily participates in this study and has signed an informed consent form.