Please assess the completion status of the following clinical trial:

Trial Title: Serratus Anterior Plane Block Versus Standard of Care After Totally Endoscopic Aortic Valve Replacement

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

Eligibility Criteria:
Inclusion Criteria:~* Scheduled for elective aortic valve replacement surgery via right anterolateral thoracotomy~* Adult patients (minimally 18 years old)~* EuroScore ii \< 3%~* Bodyweight \> 50 kg~Exclusion Criteria:~* Refusal to participate~* Inability to communicate due to language or neurologic barriers~* Inability to control and self-administer opioids with PCIA or to comprehend the NRS pain score due to confusion or learning difficulties~* Chronic use of opioids~* Chronic use of analgesic antidepressants and/or antiepileptics~* History of major trauma or surgery to right chest wall~* History of chronic pain at right chest wall~* Allergy to opioids and/or local anesthetics~* Allergy to acetaminophen~* Morbid obesity (BMI \> 35)~* Pregnancy~* Peroperative events compromising early postoperative recovery (aortic dissection, systolic anterior motion of the mitral valve, cardiac tamponade, ..)

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

Study Arms:
- Experimental group (Type: ACTIVE_COMPARATOR): Patients in the experimental group will receive the serratus anterior plane block combined with postoperative PCIA with Piritramide.
- Control group (Type: SHAM_COMPARATOR): Patients in the control group will receive postoperative PCIA with Piritramide.

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