Please assess the completion status of the following clinical trial:

Trial Title: Effectiveness of HYPNOsis Masks During Botulinum TOXin Injections in Idiopathic Overactive Bladder(HypnoTox)

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

Eligibility Criteria:
Inclusion Criteria:~* Woman with non-neurological overactive bladder, confirmed by urodynamic assessment and cystoscopy, having resisted a well-conducted pharmacological treatment (trials of various anticholinergics).~* Age over 18 years~* Having understood the study and agreed to participate (signing of informed consent)~* Beneficiary of a health insurance plan~Exclusion Criteria:~* Neurological patient: tetraplegic, paraplegic, multiple sclerosis for a reliable pain assessment~* Patients who have already been injected with botulinum toxin in the treatment of this pathology.~* Psychiatric pathology at risk of decompensation with self-hypnosis~* Patients who are difficult to assess because of a psychological disorder that does not allow them to answer questionnaires and pain assessment scales~* Patients under court protection, guardianship or curatorship

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

Study Arms:
- control arm (Type: NO_INTERVENTION): conventional anaesthesia~The botulinum toxin injection procedure will be carried out in the standard way, according to the recommendations applicable in France, and after local anaesthesia.
- interventional arm (Type: EXPERIMENTAL): conventional anaethesia and use of the self-hypnosis mask~The mask and the helmet are positioned and activated 10 minutes before the procedure, with the travel to india programme chosen because it was developed for pain management and its duration is compatible with the procedure (25 minutes).

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