Please assess the completion status of the following clinical trial:

Trial Title: Evaluation of the Role of Intravitreal Tissue Plasminogen Activator in Treatment of Refractory Diabetic Macular Edema

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

Eligibility Criteria:
Inclusion Criteria:~1. type 2 diabetes~2. Non proliferative diabetic retinopathy(NPDR) stage of diabetic retinopathy~3. patients with refractory DME CSME (patients with the last MPC at least 3 months before and no improvement was observed in BCVA, macular thickness inOCT, clinical examination and fundus photographs of patients )~4. Absence of PVD in the B-scan~5. Absence of PVD in OCT of macular area and optic disk~6. Absence of PVD in slit lamp biomicroscopy(SLE)~7. the last PRP session was at least 3 months ago.~8. Absence of traction on macula in clinical examination and OCT~Exclusion Criteria:~1. One eye patients~2. Patients who are candidates for intraocular surgery.~3. Patients with the history of glaucoma or ocular hypertension~4. Patients with a history of vitrectomy in the study eye~5. Not being able to refer for the next visits~6. Eyes with cataract that makes the assessment of the macula impossible.~7. Intraretinal hemorrhage at fovea that will interfere with OCT.~8. BCVA ≤ 0.1

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

Study Arms:
- TPA,IVB,F/U (Type: EXPERIMENTAL): None

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