Please assess the completion status of the following clinical trial:

Trial Title: Role of a Silicone Prosthesis to Prevent Airway Obstruction Recurrence in Lung Cancers

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* \> 18 years~* non-small cell lung cancer,~* inoperable and location : tracheal, carinal, main bronchus right or left, or intermediate trunk.~* TNM stage known and oncological treatment later determined~* central initial intrinsic bronchial obstruction \> 50%.~* resection of tumor with endoscopy, to obtain after therapeutic bronchoscopy a diameter \> 50% normal diameter of bronchial segment achieved.~* Tumoral segment fully recoverable by a stent~* Written consent, free and informed~* Patient affiliated or who is entitled to to a social security scheme.~Exclusion Criteria:~* against-indication for general anesthesia.~* Patient with one lung not working beyond the stenosis~* Patient under guardianship~* Pregnancy~* 12 months follow-up impossible

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- trachea-bronchial stent (Novatech) (Type: EXPERIMENTAL): None
- control (Type: NO_INTERVENTION): None

Based on this trial design, predict the completion outcome and termination type (if applicable).