Pupillometry-guided low dose opioids general anesthesia on postoperative recovery after surgery for elderly patients with frailty

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300069298

Enrollment

Unknown

Registered

2023-03-13

Start date

2023-03-12

Completion date

Unknown

Last updated

2023-05-29

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

Conditions

Senile asthenic patients

Interventions

Experimental group :Adjust opioid dosage based on measurement results

Control group:N/A

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Elderly patients with asthenia who were selected for laparoscopic surgery.

Exclusion criteria

Exclusion criteria: 1. Preoperative cognitive dysfunction; 2. Chronic pain, long-term use of analgesic or sedative drugs; 3. People with eye disease.

Design outcomes

Primary

Measure	Time frame
Dosage of opioids;Total dosage and individual difference value of sufentanil;Dosage of propofol;	—

Secondary

Measure	Time frame
Mean value of operation center rate;Mean arterial pressure;Time from the end of operation to extubation;Duration of stay in ICU;Length of stay;Visual analogue scale score and dosage of supplementary analgesics;Cognitive dysfunction;	—

Countries

China

Contacts

Public ContactMa Jiahai

The Affiliated Yantai Yuhuangding Hospital of Qingdao University

mjh-214@163.com+86 136 5645 6186

Outcome results

None listed

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