Please assess the completion status of the following clinical trial:

Trial Title: A Study of the In-Space Device for Treatment of Moderate Spinal Stenosis

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* ≥ 50 years in age~* Leg/buttock/groin pain, with or without back pain, that can be completely relieved by flexion such as when sitting in a chair.~* Zurich Claudication Questionnaire Score ≥ 2.0,~* Neurogenic intermittent claudication secondary to moderate lumbar spinal stenosis~* Has completed at least 6 months conservative therapy~Exclusion Criteria:~* Axial back pain only without leg/buttock/groin pain~* Has had any prior lumbar spine surgery at any level~* Significant scoliosis, defined as Cobb angle \> 10°~* Spondylolisthesis \> Grade 1 or isthmic spondylolisthesis at affected level~* Osteoporosis~* Morbid obesity, defined as BMI \> 40 kg/m2

- Gender: ALL
- Minimum Age: 50 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 1 (Type: EXPERIMENTAL): In-Space
- 2 (Type: ACTIVE_COMPARATOR): X STOP

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