Please assess the completion status of the following clinical trial:

Trial Title: Comparison of 3 Direct Laryngoscopes for Tracheal Intubation in Patients Undergoing Lumbar Spine Surgery

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: FACTORIAL
- Observational Model: None
- Primary Purpose: SCREENING
- Time Perspective: None
- Masking: DOUBLE
- Phase: None
- Number of Arms: 3.0

Eligibility Criteria:
A. Inclusion Criteria:~1. Patients undergoing lumbar spine surgery procedures under general anesthesia~2. Patients with a documented BMI of \<35~3. Willingness and ability to sign an informed consent document~4. 18 - 80 years of age of either gender~5. American Society of Anesthesiologists (ASA) physical status classification I - II or III~B. Exclusion Criteria:~1. Patients who are deemed to be such a significant of an airway risk that they necessitate awake fiberoptic intubation or a difficult tracheal intubation is anticipated~2. Patients with history of difficult intubation~3. Patients with oxygen saturation less than 95% at room air~4. Patients with history facial abnormalities, oral-pharyngeal cancer or reconstructive surgery~5. Any pathologies of the mouth, pharynx or larynx, or the access to the airway is restricted~6. Patients with Immobilized cervical spine, or history of cervical abnormalities~7. Patients with a history of uncontrolled gastroesophageal reflux, hiatus hernia or diabetic gastroparesis~8. Any coagulation disorder~9. Pregnant patients~10. Emergency surgeries~11. Any other conditions or use of any medication which may interfere with the conduct of the Study

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 80 Years
- Healthy Volunteers: f

Study Arms:
- Blade MAC size 3 (Type: ACTIVE_COMPARATOR): Patient will be intubated using a:~Direct Laryngoscope (DL) Mac size 3 (Sun-Med GreenLine®/D™ Macintosh)
- Blade MAC size 3.5 (Type: ACTIVE_COMPARATOR): Patient will be intubated using a:~DL-blade mac size 3.5 (Sun-Med Greenline®/D™ Macintosh)
- Inscope Blade size 3.5 (Type: EXPERIMENTAL): Patient will be intubated using a:~Inscope DL-blade size 3.5

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