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Comparison of Nasal Pharyngeal Set-flexible (NaPS flex) and conventional nasal oxygen cannula during sedation for gastroenteroscopy in Obese patients: a prospective randomized controlled clinical study

Comparison of Nasal Pharyngeal Set-flexible (NaPS flex) and conventional nasal oxygen cannula during sedation for gastroenteroscopy in elderly patients: a prospective randomized controlled clinical study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600116922
Enrollment
Unknown
Registered
2026-01-16
Start date
2024-11-01
Completion date
Unknown
Last updated
2026-01-27

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

Conditions

Hypoxemia

Interventions

Sponsors

Wuxi Second People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. ASA I-III; 2.BMI<=30 kg/m^2; 3.65 years old <= age <= 80 years old; 4.Sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1.Failure to fast or drink before surgery; 2.Upper respiratory tract infection within 2 weeks; 3.Nasal deformity and head injury; 4.Basal oxygen saturation <= 90%; 5.Emergency surgery.

Design outcomes

Primary

MeasureTime frame
Incidence of hypoxemia(SpO2<=90%);Incidence of severe hypoxemia(SpO2<=85%);Mild Hypoxemia(SpO2<=95%);

Secondary

MeasureTime frame
Minimum oxygen saturation;Mean pulse oximetry;Anesthetic drug induction and total dosage;Hemodynamic parameters;Adverse events;Manual interventions and frequency;Patient satisfaction scores;Endoscopist satisfaction score;Epistaxis;

Countries

China

Contacts

Public ContactXiao Liang

Department of Anesthesiology and Pain Medicine, Wuxi Second People's Hospital

liangxiao_doctor@163.com+86 182 6227 8182

Outcome results

None listed

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