Please assess the completion status of the following clinical trial:

Trial Title: Endoscopic Treatment of Complex Anal Fistulas

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

Eligibility Criteria:
Inclusion Criteria:~* Patients with complex transsphincteric anal fistulas \>18 yrs old.~Exclusion Criteria:~* Crohns fistulas~* Signs of suppuration or/and branching.~* Malignancy within 5 yrs.~* Previous radiotherapy of the abdomen and pelvis.~* Current Immune- suppressive treatment.

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

Study Arms:
- Operation (Type: ACTIVE_COMPARATOR): the fistula will be excised after dividing the sphincter and primary reconstruction~.
- VAAFT (Type: EXPERIMENTAL): the fistula tract will be visualized by scope, closing the internal opening with absorbable sutures.

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