Please assess the completion status of the following clinical trial:

Trial Title: Silicone Arthroplasty vs. Arthrodesis in the Distal Interphalangeal Joint

Study Design Characteristics:
- Allocation: NON_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:~* primary osteoarthritis in the distal interphalangeal joint~* require surgical treatment~* patient aged 18 years and over~* signed written informed consent~Exclusion Criteria:~* posttraumatic osteoarthritis~* rheumatoid disease~* pregnant woman~* any disease process that would preclude accurate evaluation (e.g. neuromuscular, psychiatric or metabolic disorder)~* legal incompetence~* no knowledge of German

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

Study Arms:
- silicone arthroplasty (Type: EXPERIMENTAL): silicone arthroplasty
- arthrodesis (Type: ACTIVE_COMPARATOR): arthrodesis

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