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Feasibility study on predicting the occurrence of hypotension within 10 minutes after induction of general anesthesia by moving the starting position of the isthmus downward in the waveform of pulse oxygen saturation

Feasibility study on predicting the occurrence of hypotension within 10 minutes after induction of general anesthesia by moving the starting position of the isthmus downward in the waveform of pulse oxygen saturation

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500095898
Enrollment
Unknown
Registered
2025-01-15
Start date
2025-01-20
Completion date
Unknown
Last updated
2025-01-27

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

Conditions

Hypotension

Interventions

Observation group:NA

Sponsors

Fuding City Hospital(Fuding Hospital, Fujian University of Traditional Chinese Medicine)
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1.Age range: 18-65 years old, gender not limited; 2.Weight greater than 40kg, BMI<18.5kg/m^2. 3.Patients who require peripheral arterial puncture to monitor arterial blood pressure due to their condition.

Exclusion criteria

Exclusion criteria: 1. Preoperative ultrasound indicates aortic insufficiency and moderate or severe reflux in patients; 2. Patients with severe arteriosclerosis; 3. Hypertensive patients who have not received standardized treatment, or those who have received standardized treatment but have undergone sedation and other treatments, still have blood pressure greater than 160/90mmHg. 4. Patients with severe acidosis or low blood volume before surgery.

Design outcomes

Primary

MeasureTime frame
Refers to the pulse oximetry waveform;Refers to pulse oximetry related data;Refers to pulse oximetry, arterial blood pressure waveform and value;

Countries

China

Contacts

Public ContactZhang Xiaolei

Fuding City Hospital(Fuding Hospital, Fujian University of Traditional Chinese Medicine)

64456602@qq.com+86 158 6065 3118

Outcome results

None listed

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