Please assess the completion status of the following clinical trial:

Trial Title: Sphenopalatine Ganglion Block for Nasal Surery

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

Eligibility Criteria:
Inclusion Criteria:~* patient written consent~* elective surgery~* age 18 - 55 year old~Exclusion Criteria:~* patient refusal~* emergency surgery

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 55 Years
- Healthy Volunteers: f

Study Arms:
- bupivacaine group (Type: ACTIVE_COMPARATOR): None
- saline group (Type: PLACEBO_COMPARATOR): None

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