Please assess the completion status of the following clinical trial:

Trial Title: ATS 3f(r) Aortic Bioprosthesis Model 1000, 19mm

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

Eligibility Criteria:
Inclusion Criteria:~* This patient requires isolated aortic valve replacement with or without concomitant procedures such as coronary artery bypass or another valve reconstruction. (The three remaining valves must be of native tissue).~* This patient is sufficiently ill to warrant replacement of his/her diseased natural or prosthetic valve, based on standard cardiovascular diagnostic workups.~* This patient is in satisfactory condition, based on the physical exam and investigator's experience, to be an average or better operative risk, (i.e., likely to survive one year postoperatively).~* This patient is geographically stable and willing to return to the implant center for follow-up visits.~* This patient has been adequately informed and consents to his/her participation in the clinical study, and of what will be required of him/her, in order to comply with the protocol.~Exclusion Criteria:~* This patient is twenty (20) or less than twenty years of age.~* This patient has a non-cardiac major or progressive disease, which in the investigator's experience produces an unacceptable increased risk to the patient, or results in a life expectancy of less than 12 months.~* This patient is an intravenous drug and/or alcohol abuser.~* This female patient is pregnant (urine HCG test result positive), or lactating.~* This patient presents with active endocarditis.~* This patient presents with congenital bicuspid aortic anatomy.~* This patient has a previously implanted prosthetic valve that is not being replaced by a study valve.~* This patient requires mitral, tricuspid or pulmonic valve replacement.~* This patient is participating in concomitant research studies of investigational products.~* This patient will not agree to return to the implant center for the required number of follow-up visits or is geographically unavailable for follow-up.

- Gender: ALL
- Minimum Age: 21 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 19mm arotic valve implant (Type: EXPERIMENTAL): Single arm study for patients who require a smaller valve size of the ATS 3f® Aortic Bioprosthesis, Model 1000, 19mm.

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