Please assess the completion status of the following clinical trial:

Trial Title: REduction of Contrast Via DyeVert Used in CTO Procedures

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: CASE_ONLY
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~1. Subjects undergoing CTO PCI at each of the participating centers.~2. Contrast volume recorded during CTO PCI~3. Subjects included in the Multicenter Registry of Chronic Total Occlusion Interventions study (Allina IRB approval # 948134-1)~Exclusion Criteria:~None

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

Study Arms:
- Patients undergoing CTO PCI (Type: None): Evaluates the effect of the DyeVert System on contrast volume administration in patients undergoing clinically-indicated CTO PCI. The system allows monitoring and display of contrast volumes that are manually injected during the procedure which will be compared to physician entered contrast usage thresholds during angiographic procedures.

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