Osteoarthritis of the Knee Clinical Trial
Official title:
Prospective, Single-arm, Single-center Exploratory Study on Safety of PEEK Knee Prosthesis
Verified date | September 2022 |
Source | RenJi Hospital |
Contact | n/a |
Is FDA regulated | No |
Health authority | |
Study type | Interventional |
In this study, 10 subjects will be underwent total knee arthroplasty with PEEK knee prosthesis and be followed up 3, 6, and 12 months after surgery. The safety of the knee prosthesis for total knee arthroplasty will be investigated based on X-ray, magnetic resonance imaging, thin-section CT, hematological indexes, knee function, complications and the occurrence of serious adverse events at the 12-month follow-up.
Status | Active, not recruiting |
Enrollment | 10 |
Est. completion date | December 30, 2022 |
Est. primary completion date | March 29, 2022 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 55 Years to 74 Years |
Eligibility | Inclusion Criteria: - Male and female subjects aged 55 years of age or older and less than 74 years of age, younger subjects should have urgent need for surgery. - Subjects skeletal maturity. - Subjects appropriate for total knee replacement, such as noninflammatory degenerative joint diseases (such as osteoarthritis, traumatic arthritis, or ischemic necrosis); Inflammatory degenerative joint diseases (including rheumatoid arthritis); Correction of functional deformity. - The diseased side knee appropriate for primary total knee arthroplasty . - Subjects or guardian is willing and able to sign the informed consent form . Exclusion Criteria: - Subjects with knee instability or abnormal gait caused by neuromuscular insufficiency. - Subjects with bilateral knee joint disease who are expected to require replacement of both knees during the course of the study (i.e., within the next 12 months) . - Alcoholics, drug addicts and drug abusers. - Subjects with severe diabetes (fasting blood glucose > 10mmol/L) - Body Mass Index, BMI>35. - Female subjects who are pregnant or lactating. - Subjects have disease limited their participation in the investigation or have an existing condition that would compromise their participation and follow-up in this clinical investigation. - In the month before inclusion, subjects who participated in clinical studies of other drugs, biological agents or medical devices and failed to meet the main research endpoints. - Other conditions, in the opinion of the Investigator, are inappropriate for participation in this clinical investigation. |
Country | Name | City | State |
---|---|---|---|
China | Renji Hospital,Shanghai Jiao Tong University School of Medicine | Shanghai |
Lead Sponsor | Collaborator |
---|---|
RenJi Hospital | Suzhou SinoMed Biomaterials Co., Ltd |
China,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Other | Incidence of other complications | These include infection, knee stiffness, venous thrombosis in the lower extremities, and pulmonary embolism. | 3,6, 12 months after surgery | |
Primary | Safety measures at 12 months after surgery | The expected incidence of device-related complications within 12 months after surgery is 0. | 12 months | |
Secondary | X-ray examination | At 3 and 12 months postoperatively, the prosthesis observed for clear lines and signs of loosening. | At 3 and 12 months postoperatively | |
Secondary | CT | The wear of the prosthesis measured one week and 12 months after surgery. | one week and 12 months after surgery | |
Secondary | MRI | Inflammation and effusion around the prosthesis assessed 3 and 12 months after surgery. | 3 and 12 months after surgery | |
Secondary | Hematological examination indexes 3 and 12 months after surgery | Including: blood routine, liver and kidney function, erythrocyte sedimentation rate, C-reactive protein | 3 and 12 months after surgery | |
Secondary | Excellent and good rates of the KSS knee scoring system at 3,6, 12 months postoperatively | The full score of KSS is 100, above 85 is excellent, 70-84 is good, 60-69 is acceptable, and less than 60 is poor. Calculate the proportion of excellent and good grades. | 3,6, 12 months after surgery |
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