Please assess the completion status of the following clinical trial:

Trial Title: Determination of the 90% Effective Dose of a Sufentanil Bolus in Analgesia During Lateral Decubitus of Mechanically Ventilated Patients

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE4
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* 48th hour of mechanical ventilation~* mechanical invasive ventilation~* 48th hour midazolam sedation~* Behavioral Pain Scale (BPS) at 3 or 4~* mechanical ventilation of 5 days duration~Exclusion Criteria:~* Pregnant or breast-feeding woman~* Impossibility of evaluation of the BPS tetraplegia, curare-link , post anoxic coma encephalic death~* Indication of deep conscious-sedation, malignant cranial trauma, toxic shock, acute respiratory distress syndrome~* Extra renal clearance OU people in hemodialysis~* Severe renal failure (creatinine clearance \<15ml/min)~* Severe hepatic failure~* State of consciousness with impossibility to use self-assessment scale~* Body mass index \>35 ou \<18~* Sufentanil midazolam paracetamol allergy or contraindication~* Guardianship or confirmed criminal Subject who give his informed consent~* Morphinic other than sufentanil (morphine, alfentanil fentanyl, remifentanil, nalbuphine, codeine, buprenorphine)~* Antalgic other than sufentanil and paracetamol ( tramadol nefopam, ketamine, dextropropoxyphene, non steroidal anti-inflammatory drug )~* MAO inhibitors

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

Study Arms:
- Sufentanil (Type: EXPERIMENTAL): None

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