Effects of Pursed lips breathing on postoperative atelectasis as assessed by ultrasonography: A prospective, randomized controlled study

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200062774

Enrollment

Unknown

Registered

2022-08-18

Start date

2022-08-15

Completion date

Unknown

Last updated

2023-04-12

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

Conditions

atelectasis

Interventions

Control group:None

PLB Group:pursed lip breathing

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patients who are scheduled to receive surgery under general anesthesia 2. ASA classification I-III; 3. Age between 18 and 80 years old; 4. The cognitive function is normal and can cooperate to complete the experiment 5. Volunteered to conduct the study and sign an informed consent.

Exclusion criteria

Exclusion criteria: 1. Pre-existent hearing disorder, disturbance of consciousness or mental disease(Glasgow score 30kg/?); 4. Pulmonary complications such as pneumothorax, pneumonia, and pleural effusion which were present before randomization.

Design outcomes

Primary

Measure	Time frame
Modified LUS score;	—

Secondary

Measure	Time frame
Arterial blood gas analysis;Minimum oxygen saturation in the anesthetic resuscitation room;length of stay;the incidence of postoperative respiratory events;	—

Countries

China

Contacts

Public ContactWen Chen

The First Affiliated Hospital of Anhui Medical University

milan0126@sina.com+86 13514981779

Outcome results

None listed

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