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Clinical study of end-expiratory carbon dioxide monitoring via nasal cannula with microbypass to reduce the incidence of hypoxemia during the awakening period in patients undergoing general anesthesia

Clinical study of end-expiratory carbon dioxide monitoring via nasal cannula with microbypass to reduce the incidence of hypoxemia during the awakening period in patients undergoing general anesthesia

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100052113
Enrollment
Unknown
Registered
2021-10-17
Start date
2021-11-15
Completion date
Unknown
Last updated
2022-06-27

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

Conditions

Postoperative hypoxemia

Interventions

Experimental group:End-expiratory carbon dioxide monitoring
Control group:Without end-expiratory carbon dioxide monitoring

Sponsors

Qilu Hospital of Shandong University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18 to 80 years; 2. ASA classification I-II; 3. Neurosurgery, thoracoscopy or laparoscopic surgery; 4. Informed consent of the patient or family member; 5. Unconscious after receiving general anesthesia, enter the PACU with a tracheal tube.

Exclusion criteria

Exclusion criteria: 1. Those who have epistaxis, nasal mucosal injury, nasal space occupying, etc. who cannot perform transnasal carbon dioxide monitoring; 2. ASA classification >= grade III; 3. Emergency surgery; 4. Do not agree to participate in this experiment.

Design outcomes

Primary

MeasureTime frame
End-expiratory carbon dioxide partial pressure;—

Secondary

MeasureTime frame
Blood pressure;oxygen saturation;—

Countries

China

Contacts

Public ContactWu Jianbo

Qilu Hospital of Shandong University

jianbowu@126.com+86 18560083793

Outcome results

None listed

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