Please assess the completion status of the following clinical trial:

Trial Title: US Guided GNB vs Saline Injection for TKA

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Participants 40 to 85 years old who are presenting for minimally invasive total knee arthroplasty under spinal anesthesia and are candidates for peripheral nerve blocks.~* Minimally invasive is defined as custom modified instrumentation, a quadriceps sparing arthrotomy that does not extend beyond 1cm proximal to the patella and surgical techniques that focus on soft tissue protection.~Exclusion Criteria:~* Patient refusal~* American Society of Anesthesiologists physical status classification of 4 or higher~* Pre-existing neuropathy in the femoral or sciatic distribution~* Coagulopathy~* Infection at the site~* Chronic opioid use (greater than 3 months)~* Pregnancy~* Medical conditions limiting physical therapy participation~* Any other contra-indication to regional anesthesia

- Gender: ALL
- Minimum Age: 40 Years
- Maximum Age: 85 Years
- Healthy Volunteers: f

Study Arms:
- Group 1 (Type: ACTIVE_COMPARATOR): Patient will receive genicular nerve block with bupivacaine
- Group 2 (Type: PLACEBO_COMPARATOR): Patient will receive normal saline as the nerve block

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