Cental airway stenosis
Conditions
Interventions
experimental group:analyze airway with an intelligent software and bronchoscopy to assist in airway stent design
control group:analyze airway with CT post-processing technology and bronchoscpy to assist in airway stent design
Sponsors
the First Affiliated Hospital of Chongqing Medical University
Eligibility
Sex/Gender
All
Age
16 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1. Age between 16-65 years old; 2. Patients who meet any of the following items(1)(2)(3)and(4), and after doctor's evaluation, it is clear that an airway stent is needed. (1) The narrowing of trachea and main bronchus exceeds 2/3 of the diameter; (2) The narrowing of trachea and main bronchus exceeds 1/2 of the diameter, and the patient has obvious chest tightness, shortness of breath and repeated infections at the distal end of the stenosis; (3) Patient who was confirmed to be a tracheal fistula/bronchial fistula patient after oral contrast agent X-ray, gastroscope, bronchoscopy and other related examinations; (4) The curative effect of general interventional therapy (balloon expansion, freezing, etc.) is difficult to maintain. 3. Patients have clear mind, clear speech, and cooperative behavior; 4. Patients taking study voluntarily and signing the informed consent form.
Exclusion criteria
Exclusion criteria: 1. There are contraindications to bronchoscopy that cannot be corrected in a short time; 2. Patients with a positive pregnancy test or lactating women; 3. Patients with severe primary diseases such as cardiovascular, liver, kidney and hematopoietic system, mentally ill; 4. Subjects who are participating in other drug clinical trials or intervention studies; 5. Patients refusing to sign the informed consent.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Complication rate and severity; | — |
Secondary
| Measure | Time frame |
|---|---|
| effective rate;success rate of stent placement; | — |
Countries
China
Contacts
Public Contactli Yishi
The First Affiliated Hospital of Chongqing Medical University
Outcome results
None listed