Please assess the completion status of the following clinical trial:

Trial Title: The Effectiveness of the Addition of Dexmedetomidine to Analgesia for Ankle Surgery.

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

Eligibility Criteria:
Inclusion Criteria:~* English Speaking~* American Society of Anesthesiologists (ASA) I-III patients~* Ages 18-65~* Body Mass Index (BMI) ≤ 38 kg/m2~Exclusion Criteria:~* Preexisting neurological deficits or peripheral neuropathy in the distribution of the sciatic or femoral nerves~* Known coronary heart disease, congestive heart failure, cardiomyopathies, or arrhythmias~* Baseline line heart rate \< 60 Beats Per Minute (BPM) or baseline systolic blood pressure \< 100 mm Hg~* Medications that reduce heart rate~* Known liver or renal dysfunction or existing diseases affecting these organs~* Local infection~* Contraindication to regional anesthesia~* Chronic pain disorders~* History of use of over 30mg oxycodone or equivalent per day~* Contraindication to a component of multi-modal analgesia~* Allergy to local anesthetics or dexmedetomidine~* History of significant psychiatric conditions that may affect patient assessment~* Pregnancy~* Inability to provide informed consent~* Patient refusal

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- Dex 0.5 (Type: EXPERIMENTAL): Ropivacaine and Lidocaine plus Dexmedetomidine (0.5mg/kg) plus Normal Saline
- Dex 1.0 (Type: EXPERIMENTAL): Ropivacaine and Lidocaine plus Dexmedetomidine (1.0mg/kg) plus Normal Saline

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