Phase II study of dedicated silicone stent placement on the carina between the bronchus to the right upper lobe and bronchus intermedius

Phase II study of dedicated silicone stent placement on the carina between the bronchus to the right upper lobe and bronchus intermedius - Dedicated silicone stent placement on the right secondary carina

Status

Active, not recruiting

Phases

Phase 2

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000001776

Enrollment

Registered

2009-03-16

Start date

2009-03-01

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

Airway stenotic diseases

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with airway stenosis around the right secondary carina who need to undergo stent placement to maintain airway patency 2. 20 years and above 3. Obtain informed consent in writing

Exclusion criteria

Exclusion criteria: 1. Patients expected to have no indications for stenting because of existing narrowing of peripheral airway including either segmental bronchi of right upper lobe, middle lobe or lower lobe 2. Use of other stents expected to be clearly more effective in patients 3. In addition, patients expected to encounter difficulties in this study

Design outcomes

Primary

Measure	Time frame
Success rate of dedicated stent placement	—

Secondary

Measure	Time frame
Change of pulmonary function test results Change of dyspnea index Frequency of adverse effects	—

Countries

Japan

Contacts

Public ContactMasahide Oki

Nagoya Medical Center Department of Respiratory Medicine

masahideo@aol.com052-951-1111

Outcome results