Please assess the completion status of the following clinical trial:

Trial Title: Pain Management After Shoulder Prosthesis: A Clinical Trial of Nerve Block and Local Infiltration

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

Eligibility Criteria:
Inclusion Criteria:~* elective primary shoulder arthroplasty~Exclusion Criteria:~* reverse or delta prosthesis~* recent fracture near the shoulder~* allergic to amid-type local analgesics~* operation not under general anaesthesia~* incompetent, pregnant, below 18 or above 90 years old~* severe chronic neurogenic pain or sensory disturbances in the shoulder

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 90 Years
- Healthy Volunteers: f

Study Arms:
- Local infiltration analgesia (Type: EXPERIMENTAL): None
- Interscalene catheter (Type: ACTIVE_COMPARATOR): None

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