Please assess the completion status of the following clinical trial:

Trial Title: Transcutaneous Oximetry, Transcutaneous Carbon Dioxide and Supplemental Oxygen Therapy in Lower Limb Amputations

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

Eligibility Criteria:
Inclusion Criteria:~1. Age ≥ 18 years~2. Requires a lower limb amputation between the ankle and knee due to vascular complications~3. Provides written informed consent~Exclusion Criteria:~1. Requires a lower limb amputation for non-vascular reasons, including trauma and cancer~2. Requires primary amputation below the level of the ankle or above the knee

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

Study Arms:
- leg amputation (Type: None): Patients undergoing below-knee and above ankle amputation for vascular reasons will receive transcutaneous oximetry and transcutaneous carbon dioxide measurement

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