Please assess the completion status of the following clinical trial:

Trial Title: MEV for Retroclavicular Approach to Infraclavicular Block

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:~* patients who received infraclavicular brachial plexus block for elective elbow, forearm, wrist, or hand surgery~* American Society of Anesthesiologists class I, II or III~Exclusion Criteria:~* patients \<18 years old~* \>65 years old~* body mass index (BMI) \<20 or \>35 kg/m2~* inability to provide written informed consent~* refusal of regional anesthesia~* pregnancy~* contraindication for regional anesthesia

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

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