Please assess the completion status of the following clinical trial:

Trial Title: Does Static Ultrasound-Preview Reduce the Incidence of Difficult Lumbar Puncture?

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

Eligibility Criteria:
Inclusion Criteria:~* Age greater than 18~* Clinical need for lumbar puncture~* Unable to visualize spine in position for the lumbar puncture~Exclusion Criteria:~* Able to visualize the spinous processes

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- No Ultrasound (Type: NO_INTERVENTION): Standard LP without ultrasound use
- Ultrasound Use (Type: EXPERIMENTAL): Ultrasound used to assess spine and best location for lumbar puncture.

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