Please assess the completion status of the following clinical trial:

Trial Title: Different Volumes of Local Anesthetics in Thoracolumbar Interfascial Plane Block

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

Eligibility Criteria:
Inclusion Criteria:~* ● Both gender~  * Type of surgery: lumbar spine surgeries involving 1 up to 3 adjacent lumbar vertebrae~ * Physical status ASA I, II.~ * Age 18 to 65 Years.~ * Body mass index (BMI): \> 20 kg/m2 and \< 35 kg/m2.~Exclusion Criteria:~* ● Patients on preoperative opioid regimen for more than 1 month.~  * Patients with history of previous surgical operations in the lumbar region.~ * Patients with spinal deformities (eg. Scoliosis.....).~ * Hypersensitivity to Bupivacaine.~ * Extensive Lumbar spine surgeries like large tumor excisions, scoliosis correction or more than 2 level spine fixations.~ * Patients with communication difficulties.~ * Lumbar spine operations that will be performed with the patient in any position other than the prone position.~ * Severe neurological compromise (severe muscle weakness such as foot drop or sphincter disorders such as urinary incontinence).

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- mTLIP10 (Type: EXPERIMENTAL): patients will receive single shot of bilateral modified thoracolumbar interfascial plane block at the mid-level of the operative intervention with 20 ml 0.25%bupivacaine (10 ml on each side).
- mTLIP20 (Type: EXPERIMENTAL): patients will receive single shot of bilateral modified thoracolumbar interfascial plane block at the mid-level of the operative intervention with 40 ml 0.25%bupivacaine (20 ml on each side).

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