Effects of Ultrasound-guided Recruitment Manoeuvres on Postoperative Pulmonary Complications in OSA Patients Undergoing Total Laparoscopic Hysterectomy

The First Affiliated Hospital of Xinxiang Medical College

Status: Enrolling

Conditions: Total Laparoscopic Hysterectomy; Atelectasis, Postoperative

Treatments: Procedure: the Ultrasound-guided recruitment maneuver; Procedure: the incremental PEEP recruitment maneuver; Procedure: the sustained inflation recruitment maneuver

Study type: Interventional

Funder types: Other

Identifiers

NCT07362680

EC-25-117

Details and patient eligibility

About

This study aims to evaluate the lung-protective effects of ultrasound-guided lung recruitment maneuvers in patients with OSA undergoing total laparoscopic hysterectomy and to explore the efficacy of EELV measurement in assessing the effectiveness of these maneuvers.

Enrollment: 90 estimated patients

Sex: Female

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Age ≥ 18 years;
• Scheduled for elective total laparoscopic hysterectomy;
• American Society of Anesthesiologists (ASA) I to III;
• BMI > 28 kg/m²;
• STOP-BANG score ≥ 3.

Exclusion criteria

• Abnormal findings on preoperative chest X-ray or CT, such as atelectasis, pneumothorax, thoracic deformity, pleural effusion, or neuromuscular diseases;
• Pre-existing severe pulmonary diseases;
• Severe cardiac arrhythmias or a history of cardiac surgery;
• Allergy to any medications used in the study.

Trial design

Primary purpose: Prevention

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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90 participants in 3 patient groups

the SRM group

Active Comparator group

Description:

the sustained inflation recruitment maneuver group, n=30

Treatment:

Procedure: the sustained inflation recruitment maneuver

the PRM group

Active Comparator group

Description:

the incremental PEEP recruitment maneuver group, n=30

Treatment:

Procedure: the incremental PEEP recruitment maneuver

the URM group

Experimental group

Description:

the Ultrasound-guided recruitment maneuver group, n=30

Treatment:

Procedure: the Ultrasound-guided recruitment maneuver