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CTRI Number  CTRI/2024/10/075646 [Registered on: 22/10/2024] Trial Registered Prospectively
Last Modified On: 23/05/2025
Post Graduate Thesis  No 
Type of Trial  PMS 
Type of Study   Medical Device 
Study Design  Single Arm Study 
Public Title of Study   Opulent Uni Knee system is a type of medical device used in knee replacement surgery 
Scientific Title of Study   A prospective, single-arm, multi-centre, observational study to evaluate the safety and performance of Opulentâ„¢ Knee System (Uni Knee) in patients who underwent Uni Knee Replacement in the real-world setting. 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
MHCPL/ Opt Uni Knee V1.0.0 dated 22 Dec 2023  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Kirankumar Shetty 
Designation  Senior Manager- Product Performance & Engineering Department  
Affiliation  Meril Life Sciences Pvt. Ltd 
Address  Product Performance and Engineering Department, Buiding number 6, 3rd floor, Near Bilakhia Stadium, Survey no 135,139,Muktanand marg, Chala, Vapi-396191, Gujarat, India

Valsad
GUJARAT
396191
India 
Phone  9743700109  
Fax    
Email  kirankumar.shetty@merillife.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Kirankumar Shetty 
Designation  Senior Manager- Product Performance & Engineering Department  
Affiliation  Meril Life Sciences Pvt. Ltd 
Address  Product Performance and Engineering Department, Buiding number 6, 3rd floor, Near Bilakhia Stadium, Survey no 135,139,Muktanand marg, Chala, Vapi-396191, Gujarat, India


GUJARAT
396191
India 
Phone  9743700109  
Fax    
Email  kirankumar.shetty@merillife.com  
 
Details of Contact Person
Public Query
 
Name  Dr Kirankumar Shetty 
Designation  Senior Manager- Product Performance & Engineering Department  
Affiliation  Meril Life Sciences Pvt. Ltd 
Address  Product Performance and Engineering Department, Buiding number 6, 3rd floor, Near Bilakhia Stadium, Survey no 135,139,Muktanand marg, Chala, Vapi-396191, Gujarat, India


GUJARAT
396191
India 
Phone  9743700109  
Fax    
Email  kirankumar.shetty@merillife.com  
 
Source of Monetary or Material Support  
Meril Healthcare Pvt. Ltd. Meril Park, H1-H3, Survey No. 1575 and 1088, Muktanand Marg. Chala, Vapi, Valsad, Gujarat, 396191 
 
Primary Sponsor  
Name  Meril Life Sciences Pvt Ltd 
Address  Near Bilakhia Stadium, Survey no 135/139,Muktanand marg, Chala, Vapi-396191, Gujarat, India 
Type of Sponsor  Other [Medical Device Company ] 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study
Modification(s)  
No of Sites = 4  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Shailendra patil  Aditi Hospital  185/R, Opp Kalidas Sports complex, P.K Road,Mulund, Mumbai 400080
Mumbai
MAHARASHTRA 
9320620978

shailendra_patil@yahoo.com 
Dr Tarandeep Singh Gill  Healing Hospital  Orthopedics department, 16-17-18, 19-20-21-22, Piccadily Rd, Sub.city Canter, Sector 34A, Sector 35, Chandigarh, 160022
Chandigarh
CHANDIGARH 
9779247973

drtarangill@gmail.com 
Dr Niraj Kasat  Neel Orthopedic Super Speciality Hospital  1st floor, sheetal Niketan Co-operative housing society, Bhayander, Mumbai 401105
Mumbai
MAHARASHTRA 
9820962685

neerajkasat@yahoo.com 
Dr Pritam Agarwal  Shree Narayan Hospital  Near Ganj Mandi Raod, behind Sector 5, Devendra nagar. Pandri, Raipur 492001, Chhattisgarh
Raipur
CHHATTISGARH 
8826840020

agrawalpritam@gmail.com 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 4  
Name of Committee  Approval Status 
Adroit Ethics Committee  Approved 
Adroit Ethics Committee  Approved 
Indus International hospital  Approved 
SMC Heart Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: M179||Osteoarthritis of knee, unspecified,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  NIL  NIL 
Comparator Agent  NIL  NIL 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  1. The Subject is a male or non-pregnant female aged 18 years or older at the time of study.
2. The Subject is willing and able to provide written Informed Consent by signing and dating the IRB or EC-approved Informed Consent Form in the presence of an impartial witness.
3. The Subject is eligible for a partial arthroplasty only.
4. The Subject is willing and able to comply with postoperative scheduled clinical and radiographic evaluations.
5. The Subject has non-inflammatory degenerative joint disease, including osteoarthritis, traumatic arthritis, or avascular necrosis.
6. The Subject has an inflammatory degenerative joint disease, excluding severe rheumatoid arthritis.
The Subject has functional deformities such as varus, valgus, or flexion deformities.
8. The Subject has fractures that are unmanageable using other techniques.
9. The Subject has a correction of functional deformities. 
 
ExclusionCriteria 
Details  1. The Subject with a BMI greater than or equal to 40.
2. Subjects with a known sensitivity to device materials.
3. The Subject is unwilling or unable to sign the Informed Consent
Document.
4. The Subject has a history of infection in the affected joint that may affect the function of the implanted prosthetic.
5. Subjects with less-than-optimal bone stock on femoral or tibial surfaces resulting from a history of disease, infection, or prior surgical procedures non-conducive towards adequate support for the implantation.
6. Any Subject has compromised skeletal bone quality.
7. Any Subject has neuropathic disease that adversely affects the prosthetic joint.
Any Subject has osteoporosis or a deficiency of musculature that
compromises the affected limb.
9. Any Subject with pain-free and stable arthrodesis in an adequate functional position.
10. Any Subject with unstable knee joint secondary to negative collateral ligament integrity.
11. Any Subject, being considered for treatment by a doctor, would not comply with the follow-up schedule.
12. Subjects with rheumatoid arthritis shall be excluded. 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
1.Range of Motion
2.Implant Survivorship
3. Cumulative Revision Rate
4. Intra-operative complications 
1. Time Frame: Pre-operative, 3 weeks, 3 months, 6 months, 1 year, 2 years, 3 years, 5 years
2. Discharge, 3 weeks, 3 months, 6 months, 1 year, 2 years, 3 years, 5 years
3. Time Frame: 3 weeks, 3
months, 6 months, 1 year, 2
years, 3 years, 5 years
4. Time Frame: During
procedure 
 
Secondary Outcome  
Outcome  TimePoints 
1. Knee Society Score
2. Oxford Knee Score
3. Pain
4. Technical Difficulties Encountered During Device
Implantation
5. Postoperative complications
6. Type of Procedure
7. Subsequent requirement TKR
8. Length of hospital stay
9. SF-12 Questionnaire
10. Radiographic Analysis
11. Adverse Events
12. Metallosis 
Time Frame: Pre-operative, Postoperative, Discharge, 3 weeks, 3 months, 6 months, 1 year, 2 years, 3 years and 5 years 
 
Target Sample Size   Total Sample Size="194"
Sample Size from India="194" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Post Marketing Surveillance 
Date of First Enrollment (India)   15/11/2024 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="5"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Open to Recruitment 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary   OpT Uni Knee: A prospective, single-arm, multi-centre, observational study to evaluate the safety and performance of Opulentâ„¢ Knee System (Uni Knee) in patients who underwent Uni Knee Replacement in the real-world setting.

Device Used: Opulentâ„¢ Knee System (Uni Knee)
 
Objectives: The objective of the study is to evaluate the safety and performance of the Opulentâ„¢ Knee System (Uni Knee) in patients who underwent Uni Knee Replacement in a real-world setting.

Study Design: A prospective, single-arm, multi-centre, observational study, realworld, post-marketing surveillance.

Rationale of the Study: The study design is a prospective, single-arm, multi-centre, observational study, post-marketing surveillance of the commercially available Opulent™ Knee System (Uni Knee). The study will require each site to obtain IRB approval prior to study enrollment. All potential study subjects will be required to participate in the Informed Consent Process. All study subjects will undergo preoperative clinical and radiographic evaluations prior to their Uni Knee arthroplasty. The postoperative clinical and radiographic evaluations will be conducted at 3 weeks ± 3 days, 3 months ± 15 days, 6 months ± 15 days, 1 year ± 30 days, 2 years ± 30 days, 3 years ± 30 days, 5 years ± 30 days. The primary objective of this study is to obtain implant/component survivorship and clinical outcomes data for commercially available Opulent™ Knee System (Uni Knee) used in Uni Knee arthroplasty. (The assessment will include implant survivorship and clinical performance by pain and function, Range of motion, quality of life data, radiographic parameters, and survivorship).
 
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