A study of ideal regulated pressure level on the digital thoracic drainage system for postoperative air leak

Ideal regulated pressure level on the digital thoracic drainage system for earlier resolution for postoperative air leak after pulmonary resection: A prospective multicenter randomized trial

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCT1032180388

Enrollment

206

Registered

2019-03-20

Start date

2019-04-10

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Primary lung cancer, Metastatic lung tumor, Benign lung tumor Pulmonary resection, postoperative air leak, thoracic drainage

Interventions

Thoracic drainage is performed after pulmonary resection under the setting of pleural pressure at -8cmH2O or -15cmH2O on the Thopaz or the Thopaz plus.

Setting of pleural pressure

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who underwent lobectomy or segmentectomy and developed postoperative air leak (100-1000mL/min on Thopaz or Thopas plus) on POD1

Exclusion criteria

Exclusion criteria: Patients who developed severe subcutaneous emphysema or collapse of the lung on POD1

Design outcomes

Primary

Measure	Time frame
frequency of prolonged air leak	—

Secondary

Measure	Time frame
Treatment completion rate (%), Duration of postoperative air leak (hr), Duration of drain placement (day) , Days of hospitalization (day), Frequency of postoperative pleurodesis, Occurrence rate of postoperative respiratory adverse events (%), Postoperative pulmonary function	—

Contacts

Public ContactKazuya Takamochi

Juntendo University Hospital

ktakamo@juntendo.ac.jp+81-3-3813-3111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026