Effect of lung ultrasound titrated individualized PEEP on postoperative pulmonary atelectasis in elderly patients undergoing laparoscopic radical rectal cancer surgery

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300078385

Enrollment

Unknown

Registered

2023-12-07

Start date

2023-07-21

Completion date

Unknown

Last updated

2023-12-10

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

Conditions

pulmonary atelectasis

Interventions

Individualized PEEP group:Ultrasound-guided PEEP titration

Conventional PEEP group:PEEP=5mmhg

Eligibility

Sex/Gender

All

Age

65 Years to 90 Years

Inclusion criteria

Inclusion criteria: ?Elective laparoscopic radical rectal cancer surgery; ?ASA: II-III; ?Age =65 years; ?18<BMI<35kg/m2

Exclusion criteria

Exclusion criteria: ? chest deformity, pneumothorax, massive pleural effusion; ? acute lung infection, COPD, asthma; ? severe liver and kidney dysfunction, cardiovascular and cerebrovascular diseases.

Design outcomes

Primary

Measure	Time frame
Post extubation lung ultrasound score;	—

Secondary

Measure	Time frame
Dynamic pulmonary compliance;drive pressure;Intraoperative hypotension and vasoactive drug use;oxygenation index;Incidence of postoperative pulmonary complications;	—

Countries

China

Contacts

Public ContactWang Fangjun

Affiliated Hospital of Sichuan North Medical College, Nanchong, Sichuan, China

wfjlxy006@126.com+86 134 5825 3172

Outcome results

None listed

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