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The effect of chewing gum at different time windows on postoperative sore throat in patients undergoing gynecological laparoscopic surgery

The effect of chewing gum at different time windows on postoperative sore throat in patients undergoing gynecological laparoscopic surgery

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500113861
Enrollment
Unknown
Registered
2025-12-04
Start date
2025-04-02
Completion date
Unknown
Last updated
2025-12-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Postoperative sore throat

Interventions

Blank control group:Not chewing gum
Preoperative group:Chewing gum 10 minutes before anesthesia induction and spitting it out 5 minutes later
Preoperative and postoperative group:10 minutes before anesthesia induction and 5 minutes after fully conscious chewing of gum and spitting it out after surgery

Sponsors

Yan'an University Affiliated Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1) Age range: 18-65 years old; 2) Accept gynecological endoscopic surgery and sign an informed consent form; 3) ASA grades I-II;

Exclusion criteria

Exclusion criteria: 1) Language or mental disorders, inability to communicate; 2) Preoperative sore throat or hoarseness of voice; 3) Change to laparotomy during surgery; 4) Lack of chewing gum chewing ability or gum intolerance.

Design outcomes

Primary

MeasureTime frame
Severity of pharyngalgia 6 hours after extubation;

Secondary

MeasureTime frame
Incidence of sore throat;Duration of sore throat;24-hour postoperative incidence of dry throat;Postoperative 24-hour incidence of hoarseness;Incidence of nausea and vomiting 24 hours after surgery;

Countries

China

Contacts

Public ContactHui Gao;Bo Yang

Yan'an University Affiliated Hospital

13399113091@163.com+86 911 285 6010

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026