Please assess the completion status of the following clinical trial:

Trial Title: Fetal Tracheal Balloon Study in Diaphragmatic Hernia

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE2
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Singleton pregnancies~* Isolated congenital diaphragmatic hernia~* Normal karyotype (amniocentesis)~* Initial diagnosis before 26 weeks gestation~* Competent cervix~* Severity of CDH: lung-to-head ratio (LHR) ≤0.8 at 22-26 weeks gestation~* Liver herniation in the chest~* Informed consent~Exclusion Criteria:~* Preterm labor, premature rupture of membranes or amniotic leak~* Significant maternal morbidity~* Minor (\<18 years)

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

Study Arms:
- Detachable balloon (Type: EXPERIMENTAL): Intervention: Fetuses treated with endoscopic tracheal occlusion

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