Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Rheumatoid Arthritis of Knee clinical trials
A small indexed set (2 trials) with no open enrollment listed right now.
Corpus placement: #7,188 of 28,707 conditions by registered trial count.
2 US clinical trials · none currently recruiting · #7,188 of 28,707 conditions by registered trial count
Rheumatoid Arthritis of Knee: 2 US clinical trials tracked, none currently recruiting.
Rheumatoid Arthritis of Knee is the subject of 2 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. The most active sponsor is MicroPort Orthopedics, running 2 of these trials.
Enrollment posture brief
Registry condition rheumatoid-arthritis-of-knee
OPEN 0 | RECR 0% | LATE 0 | EARLY 0 | RANK #7188 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)
Rheumatoid Arthritis of Knee has no open enrollment in this registry pull (2 archived studies). Peers show how other volume-matched labels compare on open share. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Rheumatoid Arthritis of Knee on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Rheumatoid Arthritis of Knee is recruiting below its size-band peers.
0 of 2 indexed trials (0%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
Indexed trials (enrollment closed)
2 total, page 1 of 1
Post Market Clinical Follow-Up Study for EVOLUTION® BIOFOAM® Tibia and EVOLUTION® CS/CR Porous Femur
MicroPort Orthopedics
NCT04301622
Post Market Clinical Follow-Up Study for EVOLUTION® NitrX™ Keeled Tibia and EVOLUTION® NitrX™ CS/CR Femur With Cruciate Sacrificing Insert
MicroPort Orthopedics
NCT07391592
Phase Distribution
Phase data not available
Top Sponsors
Named interventions
Most-linked intervention names on Rheumatoid Arthritis of Knee records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Rheumatoid Arthritis of Knee trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Rheumatoid Arthritis of Knee page
2 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Rheumatoid Arthritis of Knee trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- MicroPort Orthopedics sponsors the most Rheumatoid Arthritis of Knee trials on record, review their full trial history before evaluating a specific study. See MicroPort Orthopedics's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Rheumatoid Arthritis of Knee condition card totals 2 registered trials; most-linked intervention EVOLUTION® NitrX™; top US site state Michigan. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.